(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.dagre=f()}})(function(){var define,module,exports;return function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i0;--i){entry=buckets[i].dequeue();if(entry){results=results.concat(removeNode(g,buckets,zeroIdx,entry,true));break}}}}return results}function removeNode(g,buckets,zeroIdx,entry,collectPredecessors){var results=collectPredecessors?[]:undefined;_.forEach(g.inEdges(entry.v),function(edge){var weight=g.edge(edge);var uEntry=g.node(edge.v);if(collectPredecessors){results.push({v:edge.v,w:edge.w})}uEntry.out-=weight;assignBucket(buckets,zeroIdx,uEntry)});_.forEach(g.outEdges(entry.v),function(edge){var weight=g.edge(edge);var w=edge.w;var wEntry=g.node(w);wEntry["in"]-=weight;assignBucket(buckets,zeroIdx,wEntry)});g.removeNode(entry.v);return results}function buildState(g,weightFn){var fasGraph=new Graph;var maxIn=0;var maxOut=0;_.forEach(g.nodes(),function(v){fasGraph.setNode(v,{v:v,in:0,out:0})}); // Aggregate weights on nodes, but also sum the weights across multi-edges // into a single edge for the fasGraph. _.forEach(g.edges(),function(e){var prevWeight=fasGraph.edge(e.v,e.w)||0;var weight=weightFn(e);var edgeWeight=prevWeight+weight;fasGraph.setEdge(e.v,e.w,edgeWeight);maxOut=Math.max(maxOut,fasGraph.node(e.v).out+=weight);maxIn=Math.max(maxIn,fasGraph.node(e.w)["in"]+=weight)});var buckets=_.range(maxOut+maxIn+3).map(function(){return new List});var zeroIdx=maxIn+1;_.forEach(fasGraph.nodes(),function(v){assignBucket(buckets,zeroIdx,fasGraph.node(v))});return{graph:fasGraph,buckets:buckets,zeroIdx:zeroIdx}}function assignBucket(buckets,zeroIdx,entry){if(!entry.out){buckets[0].enqueue(entry)}else if(!entry["in"]){buckets[buckets.length-1].enqueue(entry)}else{buckets[entry.out-entry["in"]+zeroIdx].enqueue(entry)}}},{"./data/list":5,"./graphlib":7,"./lodash":10}],9:[function(require,module,exports){"use strict";var _=require("./lodash");var acyclic=require("./acyclic");var normalize=require("./normalize");var rank=require("./rank");var normalizeRanks=require("./util").normalizeRanks;var parentDummyChains=require("./parent-dummy-chains");var removeEmptyRanks=require("./util").removeEmptyRanks;var nestingGraph=require("./nesting-graph");var addBorderSegments=require("./add-border-segments");var coordinateSystem=require("./coordinate-system");var order=require("./order");var position=require("./position");var util=require("./util");var Graph=require("./graphlib").Graph;module.exports=layout;function layout(g,opts){var time=opts&&opts.debugTiming?util.time:util.notime;time("layout",function(){var layoutGraph=time(" buildLayoutGraph",function(){return buildLayoutGraph(g)});time(" runLayout",function(){runLayout(layoutGraph,time)});time(" updateInputGraph",function(){updateInputGraph(g,layoutGraph)})})}function runLayout(g,time){time(" makeSpaceForEdgeLabels",function(){makeSpaceForEdgeLabels(g)});time(" removeSelfEdges",function(){removeSelfEdges(g)});time(" acyclic",function(){acyclic.run(g)});time(" nestingGraph.run",function(){nestingGraph.run(g)});time(" rank",function(){rank(util.asNonCompoundGraph(g))});time(" injectEdgeLabelProxies",function(){injectEdgeLabelProxies(g)});time(" removeEmptyRanks",function(){removeEmptyRanks(g)});time(" nestingGraph.cleanup",function(){nestingGraph.cleanup(g)});time(" normalizeRanks",function(){normalizeRanks(g)});time(" assignRankMinMax",function(){assignRankMinMax(g)});time(" removeEdgeLabelProxies",function(){removeEdgeLabelProxies(g)});time(" normalize.run",function(){normalize.run(g)});time(" parentDummyChains",function(){parentDummyChains(g)});time(" addBorderSegments",function(){addBorderSegments(g)});time(" order",function(){order(g)});time(" insertSelfEdges",function(){insertSelfEdges(g)});time(" adjustCoordinateSystem",function(){coordinateSystem.adjust(g)});time(" position",function(){position(g)});time(" positionSelfEdges",function(){positionSelfEdges(g)});time(" removeBorderNodes",function(){removeBorderNodes(g)});time(" normalize.undo",function(){normalize.undo(g)});time(" fixupEdgeLabelCoords",function(){fixupEdgeLabelCoords(g)});time(" undoCoordinateSystem",function(){coordinateSystem.undo(g)});time(" translateGraph",function(){translateGraph(g)});time(" assignNodeIntersects",function(){assignNodeIntersects(g)});time(" reversePoints",function(){reversePointsForReversedEdges(g)});time(" acyclic.undo",function(){acyclic.undo(g)})} /* * Copies final layout information from the layout graph back to the input * graph. This process only copies whitelisted attributes from the layout graph * to the input graph, so it serves as a good place to determine what * attributes can influence layout. */function updateInputGraph(inputGraph,layoutGraph){_.forEach(inputGraph.nodes(),function(v){var inputLabel=inputGraph.node(v);var layoutLabel=layoutGraph.node(v);if(inputLabel){inputLabel.x=layoutLabel.x;inputLabel.y=layoutLabel.y;if(layoutGraph.children(v).length){inputLabel.width=layoutLabel.width;inputLabel.height=layoutLabel.height}}});_.forEach(inputGraph.edges(),function(e){var inputLabel=inputGraph.edge(e);var layoutLabel=layoutGraph.edge(e);inputLabel.points=layoutLabel.points;if(_.has(layoutLabel,"x")){inputLabel.x=layoutLabel.x;inputLabel.y=layoutLabel.y}});inputGraph.graph().width=layoutGraph.graph().width;inputGraph.graph().height=layoutGraph.graph().height}var graphNumAttrs=["nodesep","edgesep","ranksep","marginx","marginy"];var graphDefaults={ranksep:50,edgesep:20,nodesep:50,rankdir:"tb"};var graphAttrs=["acyclicer","ranker","rankdir","align"];var nodeNumAttrs=["width","height"];var nodeDefaults={width:0,height:0};var edgeNumAttrs=["minlen","weight","width","height","labeloffset"];var edgeDefaults={minlen:1,weight:1,width:0,height:0,labeloffset:10,labelpos:"r"};var edgeAttrs=["labelpos"]; /* * Constructs a new graph from the input graph, which can be used for layout. * This process copies only whitelisted attributes from the input graph to the * layout graph. Thus this function serves as a good place to determine what * attributes can influence layout. */function buildLayoutGraph(inputGraph){var g=new Graph({multigraph:true,compound:true});var graph=canonicalize(inputGraph.graph());g.setGraph(_.merge({},graphDefaults,selectNumberAttrs(graph,graphNumAttrs),_.pick(graph,graphAttrs)));_.forEach(inputGraph.nodes(),function(v){var node=canonicalize(inputGraph.node(v));g.setNode(v,_.defaults(selectNumberAttrs(node,nodeNumAttrs),nodeDefaults));g.setParent(v,inputGraph.parent(v))});_.forEach(inputGraph.edges(),function(e){var edge=canonicalize(inputGraph.edge(e));g.setEdge(e,_.merge({},edgeDefaults,selectNumberAttrs(edge,edgeNumAttrs),_.pick(edge,edgeAttrs)))});return g} /* * This idea comes from the Gansner paper: to account for edge labels in our * layout we split each rank in half by doubling minlen and halving ranksep. * Then we can place labels at these mid-points between nodes. * * We also add some minimal padding to the width to push the label for the edge * away from the edge itself a bit. */function makeSpaceForEdgeLabels(g){var graph=g.graph();graph.ranksep/=2;_.forEach(g.edges(),function(e){var edge=g.edge(e);edge.minlen*=2;if(edge.labelpos.toLowerCase()!=="c"){if(graph.rankdir==="TB"||graph.rankdir==="BT"){edge.width+=edge.labeloffset}else{edge.height+=edge.labeloffset}}})} /* * Creates temporary dummy nodes that capture the rank in which each edge's * label is going to, if it has one of non-zero width and height. We do this * so that we can safely remove empty ranks while preserving balance for the * label's position. */function injectEdgeLabelProxies(g){_.forEach(g.edges(),function(e){var edge=g.edge(e);if(edge.width&&edge.height){var v=g.node(e.v);var w=g.node(e.w);var label={rank:(w.rank-v.rank)/2+v.rank,e:e};util.addDummyNode(g,"edge-proxy",label,"_ep")}})}function assignRankMinMax(g){var maxRank=0;_.forEach(g.nodes(),function(v){var node=g.node(v);if(node.borderTop){node.minRank=g.node(node.borderTop).rank;node.maxRank=g.node(node.borderBottom).rank;maxRank=_.max(maxRank,node.maxRank)}});g.graph().maxRank=maxRank}function removeEdgeLabelProxies(g){_.forEach(g.nodes(),function(v){var node=g.node(v);if(node.dummy==="edge-proxy"){g.edge(node.e).labelRank=node.rank;g.removeNode(v)}})}function translateGraph(g){var minX=Number.POSITIVE_INFINITY;var maxX=0;var minY=Number.POSITIVE_INFINITY;var maxY=0;var graphLabel=g.graph();var marginX=graphLabel.marginx||0;var marginY=graphLabel.marginy||0;function getExtremes(attrs){var x=attrs.x;var y=attrs.y;var w=attrs.width;var h=attrs.height;minX=Math.min(minX,x-w/2);maxX=Math.max(maxX,x+w/2);minY=Math.min(minY,y-h/2);maxY=Math.max(maxY,y+h/2)}_.forEach(g.nodes(),function(v){getExtremes(g.node(v))});_.forEach(g.edges(),function(e){var edge=g.edge(e);if(_.has(edge,"x")){getExtremes(edge)}});minX-=marginX;minY-=marginY;_.forEach(g.nodes(),function(v){var node=g.node(v);node.x-=minX;node.y-=minY});_.forEach(g.edges(),function(e){var edge=g.edge(e);_.forEach(edge.points,function(p){p.x-=minX;p.y-=minY});if(_.has(edge,"x")){edge.x-=minX}if(_.has(edge,"y")){edge.y-=minY}});graphLabel.width=maxX-minX+marginX;graphLabel.height=maxY-minY+marginY}function assignNodeIntersects(g){_.forEach(g.edges(),function(e){var edge=g.edge(e);var nodeV=g.node(e.v);var nodeW=g.node(e.w);var p1,p2;if(!edge.points){edge.points=[];p1=nodeW;p2=nodeV}else{p1=edge.points[0];p2=edge.points[edge.points.length-1]}edge.points.unshift(util.intersectRect(nodeV,p1));edge.points.push(util.intersectRect(nodeW,p2))})}function fixupEdgeLabelCoords(g){_.forEach(g.edges(),function(e){var edge=g.edge(e);if(_.has(edge,"x")){if(edge.labelpos==="l"||edge.labelpos==="r"){edge.width-=edge.labeloffset}switch(edge.labelpos){case"l":edge.x-=edge.width/2+edge.labeloffset;break;case"r":edge.x+=edge.width/2+edge.labeloffset;break}}})}function reversePointsForReversedEdges(g){_.forEach(g.edges(),function(e){var edge=g.edge(e);if(edge.reversed){edge.points.reverse()}})}function removeBorderNodes(g){_.forEach(g.nodes(),function(v){if(g.children(v).length){var node=g.node(v);var t=g.node(node.borderTop);var b=g.node(node.borderBottom);var l=g.node(_.last(node.borderLeft));var r=g.node(_.last(node.borderRight));node.width=Math.abs(r.x-l.x);node.height=Math.abs(b.y-t.y);node.x=l.x+node.width/2;node.y=t.y+node.height/2}});_.forEach(g.nodes(),function(v){if(g.node(v).dummy==="border"){g.removeNode(v)}})}function removeSelfEdges(g){_.forEach(g.edges(),function(e){if(e.v===e.w){var node=g.node(e.v);if(!node.selfEdges){node.selfEdges=[]}node.selfEdges.push({e:e,label:g.edge(e)});g.removeEdge(e)}})}function insertSelfEdges(g){var layers=util.buildLayerMatrix(g);_.forEach(layers,function(layer){var orderShift=0;_.forEach(layer,function(v,i){var node=g.node(v);node.order=i+orderShift;_.forEach(node.selfEdges,function(selfEdge){util.addDummyNode(g,"selfedge",{width:selfEdge.label.width,height:selfEdge.label.height,rank:node.rank,order:i+ ++orderShift,e:selfEdge.e,label:selfEdge.label},"_se")});delete node.selfEdges})})}function positionSelfEdges(g){_.forEach(g.nodes(),function(v){var node=g.node(v);if(node.dummy==="selfedge"){var selfNode=g.node(node.e.v);var x=selfNode.x+selfNode.width/2;var y=selfNode.y;var dx=node.x-x;var dy=selfNode.height/2;g.setEdge(node.e,node.label);g.removeNode(v);node.label.points=[{x:x+2*dx/3,y:y-dy},{x:x+5*dx/6,y:y-dy},{x:x+dx,y:y},{x:x+5*dx/6,y:y+dy},{x:x+2*dx/3,y:y+dy}];node.label.x=node.x;node.label.y=node.y}})}function selectNumberAttrs(obj,attrs){return _.mapValues(_.pick(obj,attrs),Number)}function canonicalize(attrs){var newAttrs={};_.forEach(attrs,function(v,k){newAttrs[k.toLowerCase()]=v});return newAttrs}},{"./acyclic":2,"./add-border-segments":3,"./coordinate-system":4,"./graphlib":7,"./lodash":10,"./nesting-graph":11,"./normalize":12,"./order":17,"./parent-dummy-chains":22,"./position":24,"./rank":26,"./util":29}],10:[function(require,module,exports){ /* global window */ var lodash;if(typeof require==="function"){try{lodash={cloneDeep:require("lodash/cloneDeep"),constant:require("lodash/constant"),defaults:require("lodash/defaults"),each:require("lodash/each"),filter:require("lodash/filter"),find:require("lodash/find"),flatten:require("lodash/flatten"),forEach:require("lodash/forEach"),forIn:require("lodash/forIn"),has:require("lodash/has"),isUndefined:require("lodash/isUndefined"),last:require("lodash/last"),map:require("lodash/map"),mapValues:require("lodash/mapValues"),max:require("lodash/max"),merge:require("lodash/merge"),min:require("lodash/min"),minBy:require("lodash/minBy"),now:require("lodash/now"),pick:require("lodash/pick"),range:require("lodash/range"),reduce:require("lodash/reduce"),sortBy:require("lodash/sortBy"),uniqueId:require("lodash/uniqueId"),values:require("lodash/values"),zipObject:require("lodash/zipObject")}}catch(e){ // continue regardless of error }}if(!lodash){lodash=window._}module.exports=lodash},{"lodash/cloneDeep":227,"lodash/constant":228,"lodash/defaults":229,"lodash/each":230,"lodash/filter":232,"lodash/find":233,"lodash/flatten":235,"lodash/forEach":236,"lodash/forIn":237,"lodash/has":239,"lodash/isUndefined":258,"lodash/last":261,"lodash/map":262,"lodash/mapValues":263,"lodash/max":264,"lodash/merge":266,"lodash/min":267,"lodash/minBy":268,"lodash/now":270,"lodash/pick":271,"lodash/range":273,"lodash/reduce":274,"lodash/sortBy":276,"lodash/uniqueId":286,"lodash/values":287,"lodash/zipObject":288}],11:[function(require,module,exports){var _=require("./lodash");var util=require("./util");module.exports={run:run,cleanup:cleanup}; /* * A nesting graph creates dummy nodes for the tops and bottoms of subgraphs, * adds appropriate edges to ensure that all cluster nodes are placed between * these boundries, and ensures that the graph is connected. * * In addition we ensure, through the use of the minlen property, that nodes * and subgraph border nodes to not end up on the same rank. * * Preconditions: * * 1. Input graph is a DAG * 2. Nodes in the input graph has a minlen attribute * * Postconditions: * * 1. Input graph is connected. * 2. Dummy nodes are added for the tops and bottoms of subgraphs. * 3. The minlen attribute for nodes is adjusted to ensure nodes do not * get placed on the same rank as subgraph border nodes. * * The nesting graph idea comes from Sander, "Layout of Compound Directed * Graphs." */function run(g){var root=util.addDummyNode(g,"root",{},"_root");var depths=treeDepths(g);var height=_.max(_.values(depths))-1;// Note: depths is an Object not an array var nodeSep=2*height+1;g.graph().nestingRoot=root; // Multiply minlen by nodeSep to align nodes on non-border ranks. _.forEach(g.edges(),function(e){g.edge(e).minlen*=nodeSep}); // Calculate a weight that is sufficient to keep subgraphs vertically compact var weight=sumWeights(g)+1; // Create border nodes and link them up _.forEach(g.children(),function(child){dfs(g,root,nodeSep,weight,height,depths,child)}); // Save the multiplier for node layers for later removal of empty border // layers. g.graph().nodeRankFactor=nodeSep}function dfs(g,root,nodeSep,weight,height,depths,v){var children=g.children(v);if(!children.length){if(v!==root){g.setEdge(root,v,{weight:0,minlen:nodeSep})}return}var top=util.addBorderNode(g,"_bt");var bottom=util.addBorderNode(g,"_bb");var label=g.node(v);g.setParent(top,v);label.borderTop=top;g.setParent(bottom,v);label.borderBottom=bottom;_.forEach(children,function(child){dfs(g,root,nodeSep,weight,height,depths,child);var childNode=g.node(child);var childTop=childNode.borderTop?childNode.borderTop:child;var childBottom=childNode.borderBottom?childNode.borderBottom:child;var thisWeight=childNode.borderTop?weight:2*weight;var minlen=childTop!==childBottom?1:height-depths[v]+1;g.setEdge(top,childTop,{weight:thisWeight,minlen:minlen,nestingEdge:true});g.setEdge(childBottom,bottom,{weight:thisWeight,minlen:minlen,nestingEdge:true})});if(!g.parent(v)){g.setEdge(root,top,{weight:0,minlen:height+depths[v]})}}function treeDepths(g){var depths={};function dfs(v,depth){var children=g.children(v);if(children&&children.length){_.forEach(children,function(child){dfs(child,depth+1)})}depths[v]=depth}_.forEach(g.children(),function(v){dfs(v,1)});return depths}function sumWeights(g){return _.reduce(g.edges(),function(acc,e){return acc+g.edge(e).weight},0)}function cleanup(g){var graphLabel=g.graph();g.removeNode(graphLabel.nestingRoot);delete graphLabel.nestingRoot;_.forEach(g.edges(),function(e){var edge=g.edge(e);if(edge.nestingEdge){g.removeEdge(e)}})}},{"./lodash":10,"./util":29}],12:[function(require,module,exports){"use strict";var _=require("./lodash");var util=require("./util");module.exports={run:run,undo:undo}; /* * Breaks any long edges in the graph into short segments that span 1 layer * each. This operation is undoable with the denormalize function. * * Pre-conditions: * * 1. The input graph is a DAG. * 2. Each node in the graph has a "rank" property. * * Post-condition: * * 1. All edges in the graph have a length of 1. * 2. Dummy nodes are added where edges have been split into segments. * 3. The graph is augmented with a "dummyChains" attribute which contains * the first dummy in each chain of dummy nodes produced. */function run(g){g.graph().dummyChains=[];_.forEach(g.edges(),function(edge){normalizeEdge(g,edge)})}function normalizeEdge(g,e){var v=e.v;var vRank=g.node(v).rank;var w=e.w;var wRank=g.node(w).rank;var name=e.name;var edgeLabel=g.edge(e);var labelRank=edgeLabel.labelRank;if(wRank===vRank+1)return;g.removeEdge(e);var dummy,attrs,i;for(i=0,++vRank;vRank0){if(index%2){weightSum+=tree[index+1]}index=index-1>>1;tree[index]+=entry.weight}cc+=entry.weight*weightSum}));return cc}},{"../lodash":10}],17:[function(require,module,exports){"use strict";var _=require("../lodash");var initOrder=require("./init-order");var crossCount=require("./cross-count");var sortSubgraph=require("./sort-subgraph");var buildLayerGraph=require("./build-layer-graph");var addSubgraphConstraints=require("./add-subgraph-constraints");var Graph=require("../graphlib").Graph;var util=require("../util");module.exports=order; /* * Applies heuristics to minimize edge crossings in the graph and sets the best * order solution as an order attribute on each node. * * Pre-conditions: * * 1. Graph must be DAG * 2. Graph nodes must be objects with a "rank" attribute * 3. Graph edges must have the "weight" attribute * * Post-conditions: * * 1. Graph nodes will have an "order" attribute based on the results of the * algorithm. */function order(g){var maxRank=util.maxRank(g),downLayerGraphs=buildLayerGraphs(g,_.range(1,maxRank+1),"inEdges"),upLayerGraphs=buildLayerGraphs(g,_.range(maxRank-1,-1,-1),"outEdges");var layering=initOrder(g);assignOrder(g,layering);var bestCC=Number.POSITIVE_INFINITY,best;for(var i=0,lastBest=0;lastBest<4;++i,++lastBest){sweepLayerGraphs(i%2?downLayerGraphs:upLayerGraphs,i%4>=2);layering=util.buildLayerMatrix(g);var cc=crossCount(g,layering);if(cc=vEntry.barycenter){mergeEntries(vEntry,uEntry)}}}function handleOut(vEntry){return function(wEntry){wEntry["in"].push(vEntry);if(--wEntry.indegree===0){sourceSet.push(wEntry)}}}while(sourceSet.length){var entry=sourceSet.pop();entries.push(entry);_.forEach(entry["in"].reverse(),handleIn(entry));_.forEach(entry.out,handleOut(entry))}return _.map(_.filter(entries,function(entry){return!entry.merged}),function(entry){return _.pick(entry,["vs","i","barycenter","weight"])})}function mergeEntries(target,source){var sum=0;var weight=0;if(target.weight){sum+=target.barycenter*target.weight;weight+=target.weight}if(source.weight){sum+=source.barycenter*source.weight;weight+=source.weight}target.vs=source.vs.concat(target.vs);target.barycenter=sum/weight;target.weight=weight;target.i=Math.min(source.i,target.i);source.merged=true}},{"../lodash":10}],20:[function(require,module,exports){var _=require("../lodash");var barycenter=require("./barycenter");var resolveConflicts=require("./resolve-conflicts");var sort=require("./sort");module.exports=sortSubgraph;function sortSubgraph(g,v,cg,biasRight){var movable=g.children(v);var node=g.node(v);var bl=node?node.borderLeft:undefined;var br=node?node.borderRight:undefined;var subgraphs={};if(bl){movable=_.filter(movable,function(w){return w!==bl&&w!==br})}var barycenters=barycenter(g,movable);_.forEach(barycenters,function(entry){if(g.children(entry.v).length){var subgraphResult=sortSubgraph(g,entry.v,cg,biasRight);subgraphs[entry.v]=subgraphResult;if(_.has(subgraphResult,"barycenter")){mergeBarycenters(entry,subgraphResult)}}});var entries=resolveConflicts(barycenters,cg);expandSubgraphs(entries,subgraphs);var result=sort(entries,biasRight);if(bl){result.vs=_.flatten([bl,result.vs,br],true);if(g.predecessors(bl).length){var blPred=g.node(g.predecessors(bl)[0]),brPred=g.node(g.predecessors(br)[0]);if(!_.has(result,"barycenter")){result.barycenter=0;result.weight=0}result.barycenter=(result.barycenter*result.weight+blPred.order+brPred.order)/(result.weight+2);result.weight+=2}}return result}function expandSubgraphs(entries,subgraphs){_.forEach(entries,function(entry){entry.vs=_.flatten(entry.vs.map(function(v){if(subgraphs[v]){return subgraphs[v].vs}return v}),true)})}function mergeBarycenters(target,other){if(!_.isUndefined(target.barycenter)){target.barycenter=(target.barycenter*target.weight+other.barycenter*other.weight)/(target.weight+other.weight);target.weight+=other.weight}else{target.barycenter=other.barycenter;target.weight=other.weight}}},{"../lodash":10,"./barycenter":14,"./resolve-conflicts":19,"./sort":21}],21:[function(require,module,exports){var _=require("../lodash");var util=require("../util");module.exports=sort;function sort(entries,biasRight){var parts=util.partition(entries,function(entry){return _.has(entry,"barycenter")});var sortable=parts.lhs,unsortable=_.sortBy(parts.rhs,function(entry){return-entry.i}),vs=[],sum=0,weight=0,vsIndex=0;sortable.sort(compareWithBias(!!biasRight));vsIndex=consumeUnsortable(vs,unsortable,vsIndex);_.forEach(sortable,function(entry){vsIndex+=entry.vs.length;vs.push(entry.vs);sum+=entry.barycenter*entry.weight;weight+=entry.weight;vsIndex=consumeUnsortable(vs,unsortable,vsIndex)});var result={vs:_.flatten(vs,true)};if(weight){result.barycenter=sum/weight;result.weight=weight}return result}function consumeUnsortable(vs,unsortable,index){var last;while(unsortable.length&&(last=_.last(unsortable)).i<=index){unsortable.pop();vs.push(last.vs);index++}return index}function compareWithBias(bias){return function(entryV,entryW){if(entryV.barycenterentryW.barycenter){return 1}return!bias?entryV.i-entryW.i:entryW.i-entryV.i}}},{"../lodash":10,"../util":29}],22:[function(require,module,exports){var _=require("./lodash");module.exports=parentDummyChains;function parentDummyChains(g){var postorderNums=postorder(g);_.forEach(g.graph().dummyChains,function(v){var node=g.node(v);var edgeObj=node.edgeObj;var pathData=findPath(g,postorderNums,edgeObj.v,edgeObj.w);var path=pathData.path;var lca=pathData.lca;var pathIdx=0;var pathV=path[pathIdx];var ascending=true;while(v!==edgeObj.w){node=g.node(v);if(ascending){while((pathV=path[pathIdx])!==lca&&g.node(pathV).maxRanklow||lim>postorderNums[parent].lim));lca=parent; // Traverse from w to LCA parent=w;while((parent=g.parent(parent))!==lca){wPath.push(parent)}return{path:vPath.concat(wPath.reverse()),lca:lca}}function postorder(g){var result={};var lim=0;function dfs(v){var low=lim;_.forEach(g.children(v),dfs);result[v]={low:low,lim:lim++}}_.forEach(g.children(),dfs);return result}},{"./lodash":10}],23:[function(require,module,exports){"use strict";var _=require("../lodash");var Graph=require("../graphlib").Graph;var util=require("../util"); /* * This module provides coordinate assignment based on Brandes and Köpf, "Fast * and Simple Horizontal Coordinate Assignment." */module.exports={positionX:positionX,findType1Conflicts:findType1Conflicts,findType2Conflicts:findType2Conflicts,addConflict:addConflict,hasConflict:hasConflict,verticalAlignment:verticalAlignment,horizontalCompaction:horizontalCompaction,alignCoordinates:alignCoordinates,findSmallestWidthAlignment:findSmallestWidthAlignment,balance:balance}; /* * Marks all edges in the graph with a type-1 conflict with the "type1Conflict" * property. A type-1 conflict is one where a non-inner segment crosses an * inner segment. An inner segment is an edge with both incident nodes marked * with the "dummy" property. * * This algorithm scans layer by layer, starting with the second, for type-1 * conflicts between the current layer and the previous layer. For each layer * it scans the nodes from left to right until it reaches one that is incident * on an inner segment. It then scans predecessors to determine if they have * edges that cross that inner segment. At the end a final scan is done for all * nodes on the current rank to see if they cross the last visited inner * segment. * * This algorithm (safely) assumes that a dummy node will only be incident on a * single node in the layers being scanned. */function findType1Conflicts(g,layering){var conflicts={};function visitLayer(prevLayer,layer){var // last visited node in the previous layer that is incident on an inner // segment. k0=0, // Tracks the last node in this layer scanned for crossings with a type-1 // segment. scanPos=0,prevLayerLength=prevLayer.length,lastNode=_.last(layer);_.forEach(layer,function(v,i){var w=findOtherInnerSegmentNode(g,v),k1=w?g.node(w).order:prevLayerLength;if(w||v===lastNode){_.forEach(layer.slice(scanPos,i+1),function(scanNode){_.forEach(g.predecessors(scanNode),function(u){var uLabel=g.node(u),uPos=uLabel.order;if((uPosnextNorthBorder)){addConflict(conflicts,u,v)}})}})}function visitLayer(north,south){var prevNorthPos=-1,nextNorthPos,southPos=0;_.forEach(south,function(v,southLookahead){if(g.node(v).dummy==="border"){var predecessors=g.predecessors(v);if(predecessors.length){nextNorthPos=g.node(predecessors[0]).order;scan(south,southPos,southLookahead,prevNorthPos,nextNorthPos);southPos=southLookahead;prevNorthPos=nextNorthPos}}scan(south,southPos,south.length,nextNorthPos,north.length)});return south}_.reduce(layering,visitLayer);return conflicts}function findOtherInnerSegmentNode(g,v){if(g.node(v).dummy){return _.find(g.predecessors(v),function(u){return g.node(u).dummy})}}function addConflict(conflicts,v,w){if(v>w){var tmp=v;v=w;w=tmp}var conflictsV=conflicts[v];if(!conflictsV){conflicts[v]=conflictsV={}}conflictsV[w]=true}function hasConflict(conflicts,v,w){if(v>w){var tmp=v;v=w;w=tmp}return _.has(conflicts[v],w)} /* * Try to align nodes into vertical "blocks" where possible. This algorithm * attempts to align a node with one of its median neighbors. If the edge * connecting a neighbor is a type-1 conflict then we ignore that possibility. * If a previous node has already formed a block with a node after the node * we're trying to form a block with, we also ignore that possibility - our * blocks would be split in that scenario. */function verticalAlignment(g,layering,conflicts,neighborFn){var root={},align={},pos={}; // We cache the position here based on the layering because the graph and // layering may be out of sync. The layering matrix is manipulated to // generate different extreme alignments. _.forEach(layering,function(layer){_.forEach(layer,function(v,order){root[v]=v;align[v]=v;pos[v]=order})});_.forEach(layering,function(layer){var prevIdx=-1;_.forEach(layer,function(v){var ws=neighborFn(v);if(ws.length){ws=_.sortBy(ws,function(w){return pos[w]});var mp=(ws.length-1)/2;for(var i=Math.floor(mp),il=Math.ceil(mp);i<=il;++i){var w=ws[i];if(align[v]===v&&prevIdxwLabel.lim){tailLabel=wLabel;flip=true}var candidates=_.filter(g.edges(),function(edge){return flip===isDescendant(t,t.node(edge.v),tailLabel)&&flip!==isDescendant(t,t.node(edge.w),tailLabel)});return _.minBy(candidates,function(edge){return slack(g,edge)})}function exchangeEdges(t,g,e,f){var v=e.v;var w=e.w;t.removeEdge(v,w);t.setEdge(f.v,f.w,{});initLowLimValues(t);initCutValues(t,g);updateRanks(t,g)}function updateRanks(t,g){var root=_.find(t.nodes(),function(v){return!g.node(v).parent});var vs=preorder(t,root);vs=vs.slice(1);_.forEach(vs,function(v){var parent=t.node(v).parent,edge=g.edge(v,parent),flipped=false;if(!edge){edge=g.edge(parent,v);flipped=true}g.node(v).rank=g.node(parent).rank+(flipped?edge.minlen:-edge.minlen)})} /* * Returns true if the edge is in the tree. */function isTreeEdge(tree,u,v){return tree.hasEdge(u,v)} /* * Returns true if the specified node is descendant of the root node per the * assigned low and lim attributes in the tree. */function isDescendant(tree,vLabel,rootLabel){return rootLabel.low<=vLabel.lim&&vLabel.lim<=rootLabel.lim}},{"../graphlib":7,"../lodash":10,"../util":29,"./feasible-tree":25,"./util":28}],28:[function(require,module,exports){"use strict";var _=require("../lodash");module.exports={longestPath:longestPath,slack:slack}; /* * Initializes ranks for the input graph using the longest path algorithm. This * algorithm scales well and is fast in practice, it yields rather poor * solutions. Nodes are pushed to the lowest layer possible, leaving the bottom * ranks wide and leaving edges longer than necessary. However, due to its * speed, this algorithm is good for getting an initial ranking that can be fed * into other algorithms. * * This algorithm does not normalize layers because it will be used by other * algorithms in most cases. If using this algorithm directly, be sure to * run normalize at the end. * * Pre-conditions: * * 1. Input graph is a DAG. * 2. Input graph node labels can be assigned properties. * * Post-conditions: * * 1. Each node will be assign an (unnormalized) "rank" property. */function longestPath(g){var visited={};function dfs(v){var label=g.node(v);if(_.has(visited,v)){return label.rank}visited[v]=true;var rank=_.min(_.map(g.outEdges(v),function(e){return dfs(e.w)-g.edge(e).minlen}));if(rank===Number.POSITIVE_INFINITY||// return value of _.map([]) for Lodash 3 rank===undefined||// return value of _.map([]) for Lodash 4 rank===null){// return value of _.map([null]) rank=0}return label.rank=rank}_.forEach(g.sources(),dfs)} /* * Returns the amount of slack for the given edge. The slack is defined as the * difference between the length of the edge and its minimum length. */function slack(g,e){return g.node(e.w).rank-g.node(e.v).rank-g.edge(e).minlen}},{"../lodash":10}],29:[function(require,module,exports){ /* eslint "no-console": off */ "use strict";var _=require("./lodash");var Graph=require("./graphlib").Graph;module.exports={addDummyNode:addDummyNode,simplify:simplify,asNonCompoundGraph:asNonCompoundGraph,successorWeights:successorWeights,predecessorWeights:predecessorWeights,intersectRect:intersectRect,buildLayerMatrix:buildLayerMatrix,normalizeRanks:normalizeRanks,removeEmptyRanks:removeEmptyRanks,addBorderNode:addBorderNode,maxRank:maxRank,partition:partition,time:time,notime:notime}; /* * Adds a dummy node to the graph and return v. */function addDummyNode(g,type,attrs,name){var v;do{v=_.uniqueId(name)}while(g.hasNode(v));attrs.dummy=type;g.setNode(v,attrs);return v} /* * Returns a new graph with only simple edges. Handles aggregation of data * associated with multi-edges. */function simplify(g){var simplified=(new Graph).setGraph(g.graph());_.forEach(g.nodes(),function(v){simplified.setNode(v,g.node(v))});_.forEach(g.edges(),function(e){var simpleLabel=simplified.edge(e.v,e.w)||{weight:0,minlen:1};var label=g.edge(e);simplified.setEdge(e.v,e.w,{weight:simpleLabel.weight+label.weight,minlen:Math.max(simpleLabel.minlen,label.minlen)})});return simplified}function asNonCompoundGraph(g){var simplified=new Graph({multigraph:g.isMultigraph()}).setGraph(g.graph());_.forEach(g.nodes(),function(v){if(!g.children(v).length){simplified.setNode(v,g.node(v))}});_.forEach(g.edges(),function(e){simplified.setEdge(e,g.edge(e))});return simplified}function successorWeights(g){var weightMap=_.map(g.nodes(),function(v){var sucs={};_.forEach(g.outEdges(v),function(e){sucs[e.w]=(sucs[e.w]||0)+g.edge(e).weight});return sucs});return _.zipObject(g.nodes(),weightMap)}function predecessorWeights(g){var weightMap=_.map(g.nodes(),function(v){var preds={};_.forEach(g.inEdges(v),function(e){preds[e.v]=(preds[e.v]||0)+g.edge(e).weight});return preds});return _.zipObject(g.nodes(),weightMap)} /* * Finds where a line starting at point ({x, y}) would intersect a rectangle * ({x, y, width, height}) if it were pointing at the rectangle's center. */function intersectRect(rect,point){var x=rect.x;var y=rect.y; // Rectangle intersection algorithm from: // http://math.stackexchange.com/questions/108113/find-edge-between-two-boxes var dx=point.x-x;var dy=point.y-y;var w=rect.width/2;var h=rect.height/2;if(!dx&&!dy){throw new Error("Not possible to find intersection inside of the rectangle")}var sx,sy;if(Math.abs(dy)*w>Math.abs(dx)*h){ // Intersection is top or bottom of rect. if(dy<0){h=-h}sx=h*dx/dy;sy=h}else{ // Intersection is left or right of rect. if(dx<0){w=-w}sx=w;sy=w*dy/dx}return{x:x+sx,y:y+sy}} /* * Given a DAG with each node assigned "rank" and "order" properties, this * function will produce a matrix with the ids of each node. */function buildLayerMatrix(g){var layering=_.map(_.range(maxRank(g)+1),function(){return[]});_.forEach(g.nodes(),function(v){var node=g.node(v);var rank=node.rank;if(!_.isUndefined(rank)){layering[rank][node.order]=v}});return layering} /* * Adjusts the ranks for all nodes in the graph such that all nodes v have * rank(v) >= 0 and at least one node w has rank(w) = 0. */function normalizeRanks(g){var min=_.min(_.map(g.nodes(),function(v){return g.node(v).rank}));_.forEach(g.nodes(),function(v){var node=g.node(v);if(_.has(node,"rank")){node.rank-=min}})}function removeEmptyRanks(g){ // Ranks may not start at 0, so we need to offset them var offset=_.min(_.map(g.nodes(),function(v){return g.node(v).rank}));var layers=[];_.forEach(g.nodes(),function(v){var rank=g.node(v).rank-offset;if(!layers[rank]){layers[rank]=[]}layers[rank].push(v)});var delta=0;var nodeRankFactor=g.graph().nodeRankFactor;_.forEach(layers,function(vs,i){if(_.isUndefined(vs)&&i%nodeRankFactor!==0){--delta}else if(delta){_.forEach(vs,function(v){g.node(v).rank+=delta})}})}function addBorderNode(g,prefix,rank,order){var node={width:0,height:0};if(arguments.length>=4){node.rank=rank;node.order=order}return addDummyNode(g,"border",node,prefix)}function maxRank(g){return _.max(_.map(g.nodes(),function(v){var rank=g.node(v).rank;if(!_.isUndefined(rank)){return rank}}))} /* * Partition a collection into two groups: `lhs` and `rhs`. If the supplied * function returns true for an entry it goes into `lhs`. Otherwise it goes * into `rhs. */function partition(collection,fn){var result={lhs:[],rhs:[]};_.forEach(collection,function(value){if(fn(value)){result.lhs.push(value)}else{result.rhs.push(value)}});return result} /* * Returns a new function that wraps `fn` with a timer. The wrapper logs the * time it takes to execute the function. */function time(name,fn){var start=_.now();try{return fn()}finally{console.log(name+" time: "+(_.now()-start)+"ms")}}function notime(name,fn){return fn()}},{"./graphlib":7,"./lodash":10}],30:[function(require,module,exports){module.exports="0.8.5"},{}],31:[function(require,module,exports){ /** * Copyright (c) 2014, Chris Pettitt * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * 3. Neither the name of the copyright holder nor the names of its contributors * may be used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ var lib=require("./lib");module.exports={Graph:lib.Graph,json:require("./lib/json"),alg:require("./lib/alg"),version:lib.version}},{"./lib":47,"./lib/alg":38,"./lib/json":48}],32:[function(require,module,exports){var _=require("../lodash");module.exports=components;function components(g){var visited={};var cmpts=[];var cmpt;function dfs(v){if(_.has(visited,v))return;visited[v]=true;cmpt.push(v);_.each(g.successors(v),dfs);_.each(g.predecessors(v),dfs)}_.each(g.nodes(),function(v){cmpt=[];dfs(v);if(cmpt.length){cmpts.push(cmpt)}});return cmpts}},{"../lodash":49}],33:[function(require,module,exports){var _=require("../lodash");module.exports=dfs; /* * A helper that preforms a pre- or post-order traversal on the input graph * and returns the nodes in the order they were visited. If the graph is * undirected then this algorithm will navigate using neighbors. If the graph * is directed then this algorithm will navigate using successors. * * Order must be one of "pre" or "post". */function dfs(g,vs,order){if(!_.isArray(vs)){vs=[vs]}var navigation=(g.isDirected()?g.successors:g.neighbors).bind(g);var acc=[];var visited={};_.each(vs,function(v){if(!g.hasNode(v)){throw new Error("Graph does not have node: "+v)}doDfs(g,v,order==="post",visited,navigation,acc)});return acc}function doDfs(g,v,postorder,visited,navigation,acc){if(!_.has(visited,v)){visited[v]=true;if(!postorder){acc.push(v)}_.each(navigation(v),function(w){doDfs(g,w,postorder,visited,navigation,acc)});if(postorder){acc.push(v)}}}},{"../lodash":49}],34:[function(require,module,exports){var dijkstra=require("./dijkstra");var _=require("../lodash");module.exports=dijkstraAll;function dijkstraAll(g,weightFunc,edgeFunc){return _.transform(g.nodes(),function(acc,v){acc[v]=dijkstra(g,v,weightFunc,edgeFunc)},{})}},{"../lodash":49,"./dijkstra":35}],35:[function(require,module,exports){var _=require("../lodash");var PriorityQueue=require("../data/priority-queue");module.exports=dijkstra;var DEFAULT_WEIGHT_FUNC=_.constant(1);function dijkstra(g,source,weightFn,edgeFn){return runDijkstra(g,String(source),weightFn||DEFAULT_WEIGHT_FUNC,edgeFn||function(v){return g.outEdges(v)})}function runDijkstra(g,source,weightFn,edgeFn){var results={};var pq=new PriorityQueue;var v,vEntry;var updateNeighbors=function(edge){var w=edge.v!==v?edge.v:edge.w;var wEntry=results[w];var weight=weightFn(edge);var distance=vEntry.distance+weight;if(weight<0){throw new Error("dijkstra does not allow negative edge weights. "+"Bad edge: "+edge+" Weight: "+weight)}if(distance0){v=pq.removeMin();vEntry=results[v];if(vEntry.distance===Number.POSITIVE_INFINITY){break}edgeFn(v).forEach(updateNeighbors)}return results}},{"../data/priority-queue":45,"../lodash":49}],36:[function(require,module,exports){var _=require("../lodash");var tarjan=require("./tarjan");module.exports=findCycles;function findCycles(g){return _.filter(tarjan(g),function(cmpt){return cmpt.length>1||cmpt.length===1&&g.hasEdge(cmpt[0],cmpt[0])})}},{"../lodash":49,"./tarjan":43}],37:[function(require,module,exports){var _=require("../lodash");module.exports=floydWarshall;var DEFAULT_WEIGHT_FUNC=_.constant(1);function floydWarshall(g,weightFn,edgeFn){return runFloydWarshall(g,weightFn||DEFAULT_WEIGHT_FUNC,edgeFn||function(v){return g.outEdges(v)})}function runFloydWarshall(g,weightFn,edgeFn){var results={};var nodes=g.nodes();nodes.forEach(function(v){results[v]={};results[v][v]={distance:0};nodes.forEach(function(w){if(v!==w){results[v][w]={distance:Number.POSITIVE_INFINITY}}});edgeFn(v).forEach(function(edge){var w=edge.v===v?edge.w:edge.v;var d=weightFn(edge);results[v][w]={distance:d,predecessor:v}})});nodes.forEach(function(k){var rowK=results[k];nodes.forEach(function(i){var rowI=results[i];nodes.forEach(function(j){var ik=rowI[k];var kj=rowK[j];var ij=rowI[j];var altDistance=ik.distance+kj.distance;if(altDistance0){v=pq.removeMin();if(_.has(parents,v)){result.setEdge(v,parents[v])}else if(init){throw new Error("Input graph is not connected: "+g)}else{init=true}g.nodeEdges(v).forEach(updateNeighbors)}return result}},{"../data/priority-queue":45,"../graph":46,"../lodash":49}],43:[function(require,module,exports){var _=require("../lodash");module.exports=tarjan;function tarjan(g){var index=0;var stack=[];var visited={};// node id -> { onStack, lowlink, index } var results=[];function dfs(v){var entry=visited[v]={onStack:true,lowlink:index,index:index++};stack.push(v);g.successors(v).forEach(function(w){if(!_.has(visited,w)){dfs(w);entry.lowlink=Math.min(entry.lowlink,visited[w].lowlink)}else if(visited[w].onStack){entry.lowlink=Math.min(entry.lowlink,visited[w].index)}});if(entry.lowlink===entry.index){var cmpt=[];var w;do{w=stack.pop();visited[w].onStack=false;cmpt.push(w)}while(v!==w);results.push(cmpt)}}g.nodes().forEach(function(v){if(!_.has(visited,v)){dfs(v)}});return results}},{"../lodash":49}],44:[function(require,module,exports){var _=require("../lodash");module.exports=topsort;topsort.CycleException=CycleException;function topsort(g){var visited={};var stack={};var results=[];function visit(node){if(_.has(stack,node)){throw new CycleException}if(!_.has(visited,node)){stack[node]=true;visited[node]=true;_.each(g.predecessors(node),visit);delete stack[node];results.push(node)}}_.each(g.sinks(),visit);if(_.size(visited)!==g.nodeCount()){throw new CycleException}return results}function CycleException(){}CycleException.prototype=new Error;// must be an instance of Error to pass testing },{"../lodash":49}],45:[function(require,module,exports){var _=require("../lodash");module.exports=PriorityQueue; /** * A min-priority queue data structure. This algorithm is derived from Cormen, * et al., "Introduction to Algorithms". The basic idea of a min-priority * queue is that you can efficiently (in O(1) time) get the smallest key in * the queue. Adding and removing elements takes O(log n) time. A key can * have its priority decreased in O(log n) time. */function PriorityQueue(){this._arr=[];this._keyIndices={}} /** * Returns the number of elements in the queue. Takes `O(1)` time. */PriorityQueue.prototype.size=function(){return this._arr.length}; /** * Returns the keys that are in the queue. Takes `O(n)` time. */PriorityQueue.prototype.keys=function(){return this._arr.map(function(x){return x.key})}; /** * Returns `true` if **key** is in the queue and `false` if not. */PriorityQueue.prototype.has=function(key){return _.has(this._keyIndices,key)}; /** * Returns the priority for **key**. If **key** is not present in the queue * then this function returns `undefined`. Takes `O(1)` time. * * @param {Object} key */PriorityQueue.prototype.priority=function(key){var index=this._keyIndices[key];if(index!==undefined){return this._arr[index].priority}}; /** * Returns the key for the minimum element in this queue. If the queue is * empty this function throws an Error. Takes `O(1)` time. */PriorityQueue.prototype.min=function(){if(this.size()===0){throw new Error("Queue underflow")}return this._arr[0].key}; /** * Inserts a new key into the priority queue. If the key already exists in * the queue this function returns `false`; otherwise it will return `true`. * Takes `O(n)` time. * * @param {Object} key the key to add * @param {Number} priority the initial priority for the key */PriorityQueue.prototype.add=function(key,priority){var keyIndices=this._keyIndices;key=String(key);if(!_.has(keyIndices,key)){var arr=this._arr;var index=arr.length;keyIndices[key]=index;arr.push({key:key,priority:priority});this._decrease(index);return true}return false}; /** * Removes and returns the smallest key in the queue. Takes `O(log n)` time. */PriorityQueue.prototype.removeMin=function(){this._swap(0,this._arr.length-1);var min=this._arr.pop();delete this._keyIndices[min.key];this._heapify(0);return min.key}; /** * Decreases the priority for **key** to **priority**. If the new priority is * greater than the previous priority, this function will throw an Error. * * @param {Object} key the key for which to raise priority * @param {Number} priority the new priority for the key */PriorityQueue.prototype.decrease=function(key,priority){var index=this._keyIndices[key];if(priority>this._arr[index].priority){throw new Error("New priority is greater than current priority. "+"Key: "+key+" Old: "+this._arr[index].priority+" New: "+priority)}this._arr[index].priority=priority;this._decrease(index)};PriorityQueue.prototype._heapify=function(i){var arr=this._arr;var l=2*i;var r=l+1;var largest=i;if(l>1;if(arr[parent].priority label this._nodes={};if(this._isCompound){ // v -> parent this._parent={}; // v -> children this._children={};this._children[GRAPH_NODE]={}} // v -> edgeObj this._in={}; // u -> v -> Number this._preds={}; // v -> edgeObj this._out={}; // v -> w -> Number this._sucs={}; // e -> edgeObj this._edgeObjs={}; // e -> label this._edgeLabels={}} /* Number of nodes in the graph. Should only be changed by the implementation. */Graph.prototype._nodeCount=0; /* Number of edges in the graph. Should only be changed by the implementation. */Graph.prototype._edgeCount=0; /* === Graph functions ========= */Graph.prototype.isDirected=function(){return this._isDirected};Graph.prototype.isMultigraph=function(){return this._isMultigraph};Graph.prototype.isCompound=function(){return this._isCompound};Graph.prototype.setGraph=function(label){this._label=label;return this};Graph.prototype.graph=function(){return this._label}; /* === Node functions ========== */Graph.prototype.setDefaultNodeLabel=function(newDefault){if(!_.isFunction(newDefault)){newDefault=_.constant(newDefault)}this._defaultNodeLabelFn=newDefault;return this};Graph.prototype.nodeCount=function(){return this._nodeCount};Graph.prototype.nodes=function(){return _.keys(this._nodes)};Graph.prototype.sources=function(){var self=this;return _.filter(this.nodes(),function(v){return _.isEmpty(self._in[v])})};Graph.prototype.sinks=function(){var self=this;return _.filter(this.nodes(),function(v){return _.isEmpty(self._out[v])})};Graph.prototype.setNodes=function(vs,value){var args=arguments;var self=this;_.each(vs,function(v){if(args.length>1){self.setNode(v,value)}else{self.setNode(v)}});return this};Graph.prototype.setNode=function(v,value){if(_.has(this._nodes,v)){if(arguments.length>1){this._nodes[v]=value}return this}this._nodes[v]=arguments.length>1?value:this._defaultNodeLabelFn(v);if(this._isCompound){this._parent[v]=GRAPH_NODE;this._children[v]={};this._children[GRAPH_NODE][v]=true}this._in[v]={};this._preds[v]={};this._out[v]={};this._sucs[v]={};++this._nodeCount;return this};Graph.prototype.node=function(v){return this._nodes[v]};Graph.prototype.hasNode=function(v){return _.has(this._nodes,v)};Graph.prototype.removeNode=function(v){var self=this;if(_.has(this._nodes,v)){var removeEdge=function(e){self.removeEdge(self._edgeObjs[e])};delete this._nodes[v];if(this._isCompound){this._removeFromParentsChildList(v);delete this._parent[v];_.each(this.children(v),function(child){self.setParent(child)});delete this._children[v]}_.each(_.keys(this._in[v]),removeEdge);delete this._in[v];delete this._preds[v];_.each(_.keys(this._out[v]),removeEdge);delete this._out[v];delete this._sucs[v];--this._nodeCount}return this};Graph.prototype.setParent=function(v,parent){if(!this._isCompound){throw new Error("Cannot set parent in a non-compound graph")}if(_.isUndefined(parent)){parent=GRAPH_NODE}else{ // Coerce parent to string parent+="";for(var ancestor=parent;!_.isUndefined(ancestor);ancestor=this.parent(ancestor)){if(ancestor===v){throw new Error("Setting "+parent+" as parent of "+v+" would create a cycle")}}this.setNode(parent)}this.setNode(v);this._removeFromParentsChildList(v);this._parent[v]=parent;this._children[parent][v]=true;return this};Graph.prototype._removeFromParentsChildList=function(v){delete this._children[this._parent[v]][v]};Graph.prototype.parent=function(v){if(this._isCompound){var parent=this._parent[v];if(parent!==GRAPH_NODE){return parent}}};Graph.prototype.children=function(v){if(_.isUndefined(v)){v=GRAPH_NODE}if(this._isCompound){var children=this._children[v];if(children){return _.keys(children)}}else if(v===GRAPH_NODE){return this.nodes()}else if(this.hasNode(v)){return[]}};Graph.prototype.predecessors=function(v){var predsV=this._preds[v];if(predsV){return _.keys(predsV)}};Graph.prototype.successors=function(v){var sucsV=this._sucs[v];if(sucsV){return _.keys(sucsV)}};Graph.prototype.neighbors=function(v){var preds=this.predecessors(v);if(preds){return _.union(preds,this.successors(v))}};Graph.prototype.isLeaf=function(v){var neighbors;if(this.isDirected()){neighbors=this.successors(v)}else{neighbors=this.neighbors(v)}return neighbors.length===0};Graph.prototype.filterNodes=function(filter){var copy=new this.constructor({directed:this._isDirected,multigraph:this._isMultigraph,compound:this._isCompound});copy.setGraph(this.graph());var self=this;_.each(this._nodes,function(value,v){if(filter(v)){copy.setNode(v,value)}});_.each(this._edgeObjs,function(e){if(copy.hasNode(e.v)&©.hasNode(e.w)){copy.setEdge(e,self.edge(e))}});var parents={};function findParent(v){var parent=self.parent(v);if(parent===undefined||copy.hasNode(parent)){parents[v]=parent;return parent}else if(parent in parents){return parents[parent]}else{return findParent(parent)}}if(this._isCompound){_.each(copy.nodes(),function(v){copy.setParent(v,findParent(v))})}return copy}; /* === Edge functions ========== */Graph.prototype.setDefaultEdgeLabel=function(newDefault){if(!_.isFunction(newDefault)){newDefault=_.constant(newDefault)}this._defaultEdgeLabelFn=newDefault;return this};Graph.prototype.edgeCount=function(){return this._edgeCount};Graph.prototype.edges=function(){return _.values(this._edgeObjs)};Graph.prototype.setPath=function(vs,value){var self=this;var args=arguments;_.reduce(vs,function(v,w){if(args.length>1){self.setEdge(v,w,value)}else{self.setEdge(v,w)}return w});return this}; /* * setEdge(v, w, [value, [name]]) * setEdge({ v, w, [name] }, [value]) */Graph.prototype.setEdge=function(){var v,w,name,value;var valueSpecified=false;var arg0=arguments[0];if(typeof arg0==="object"&&arg0!==null&&"v"in arg0){v=arg0.v;w=arg0.w;name=arg0.name;if(arguments.length===2){value=arguments[1];valueSpecified=true}}else{v=arg0;w=arguments[1];name=arguments[3];if(arguments.length>2){value=arguments[2];valueSpecified=true}}v=""+v;w=""+w;if(!_.isUndefined(name)){name=""+name}var e=edgeArgsToId(this._isDirected,v,w,name);if(_.has(this._edgeLabels,e)){if(valueSpecified){this._edgeLabels[e]=value}return this}if(!_.isUndefined(name)&&!this._isMultigraph){throw new Error("Cannot set a named edge when isMultigraph = false")} // It didn't exist, so we need to create it. // First ensure the nodes exist. this.setNode(v);this.setNode(w);this._edgeLabels[e]=valueSpecified?value:this._defaultEdgeLabelFn(v,w,name);var edgeObj=edgeArgsToObj(this._isDirected,v,w,name); // Ensure we add undirected edges in a consistent way. v=edgeObj.v;w=edgeObj.w;Object.freeze(edgeObj);this._edgeObjs[e]=edgeObj;incrementOrInitEntry(this._preds[w],v);incrementOrInitEntry(this._sucs[v],w);this._in[w][e]=edgeObj;this._out[v][e]=edgeObj;this._edgeCount++;return this};Graph.prototype.edge=function(v,w,name){var e=arguments.length===1?edgeObjToId(this._isDirected,arguments[0]):edgeArgsToId(this._isDirected,v,w,name);return this._edgeLabels[e]};Graph.prototype.hasEdge=function(v,w,name){var e=arguments.length===1?edgeObjToId(this._isDirected,arguments[0]):edgeArgsToId(this._isDirected,v,w,name);return _.has(this._edgeLabels,e)};Graph.prototype.removeEdge=function(v,w,name){var e=arguments.length===1?edgeObjToId(this._isDirected,arguments[0]):edgeArgsToId(this._isDirected,v,w,name);var edge=this._edgeObjs[e];if(edge){v=edge.v;w=edge.w;delete this._edgeLabels[e];delete this._edgeObjs[e];decrementOrRemoveEntry(this._preds[w],v);decrementOrRemoveEntry(this._sucs[v],w);delete this._in[w][e];delete this._out[v][e];this._edgeCount--}return this};Graph.prototype.inEdges=function(v,u){var inV=this._in[v];if(inV){var edges=_.values(inV);if(!u){return edges}return _.filter(edges,function(edge){return edge.v===u})}};Graph.prototype.outEdges=function(v,w){var outV=this._out[v];if(outV){var edges=_.values(outV);if(!w){return edges}return _.filter(edges,function(edge){return edge.w===w})}};Graph.prototype.nodeEdges=function(v,w){var inEdges=this.inEdges(v,w);if(inEdges){return inEdges.concat(this.outEdges(v,w))}};function incrementOrInitEntry(map,k){if(map[k]){map[k]++}else{map[k]=1}}function decrementOrRemoveEntry(map,k){if(!--map[k]){delete map[k]}}function edgeArgsToId(isDirected,v_,w_,name){var v=""+v_;var w=""+w_;if(!isDirected&&v>w){var tmp=v;v=w;w=tmp}return v+EDGE_KEY_DELIM+w+EDGE_KEY_DELIM+(_.isUndefined(name)?DEFAULT_EDGE_NAME:name)}function edgeArgsToObj(isDirected,v_,w_,name){var v=""+v_;var w=""+w_;if(!isDirected&&v>w){var tmp=v;v=w;w=tmp}var edgeObj={v:v,w:w};if(name){edgeObj.name=name}return edgeObj}function edgeObjToId(isDirected,edgeObj){return edgeArgsToId(isDirected,edgeObj.v,edgeObj.w,edgeObj.name)}},{"./lodash":49}],47:[function(require,module,exports){ // Includes only the "core" of graphlib module.exports={Graph:require("./graph"),version:require("./version")}},{"./graph":46,"./version":50}],48:[function(require,module,exports){var _=require("./lodash");var Graph=require("./graph");module.exports={write:write,read:read};function write(g){var json={options:{directed:g.isDirected(),multigraph:g.isMultigraph(),compound:g.isCompound()},nodes:writeNodes(g),edges:writeEdges(g)};if(!_.isUndefined(g.graph())){json.value=_.clone(g.graph())}return json}function writeNodes(g){return _.map(g.nodes(),function(v){var nodeValue=g.node(v);var parent=g.parent(v);var node={v:v};if(!_.isUndefined(nodeValue)){node.value=nodeValue}if(!_.isUndefined(parent)){node.parent=parent}return node})}function writeEdges(g){return _.map(g.edges(),function(e){var edgeValue=g.edge(e);var edge={v:e.v,w:e.w};if(!_.isUndefined(e.name)){edge.name=e.name}if(!_.isUndefined(edgeValue)){edge.value=edgeValue}return edge})}function read(json){var g=new Graph(json.options).setGraph(json.value);_.each(json.nodes,function(entry){g.setNode(entry.v,entry.value);if(entry.parent){g.setParent(entry.v,entry.parent)}});_.each(json.edges,function(entry){g.setEdge({v:entry.v,w:entry.w,name:entry.name},entry.value)});return g}},{"./graph":46,"./lodash":49}],49:[function(require,module,exports){ /* global window */ var lodash;if(typeof require==="function"){try{lodash={clone:require("lodash/clone"),constant:require("lodash/constant"),each:require("lodash/each"),filter:require("lodash/filter"),has:require("lodash/has"),isArray:require("lodash/isArray"),isEmpty:require("lodash/isEmpty"),isFunction:require("lodash/isFunction"),isUndefined:require("lodash/isUndefined"),keys:require("lodash/keys"),map:require("lodash/map"),reduce:require("lodash/reduce"),size:require("lodash/size"),transform:require("lodash/transform"),union:require("lodash/union"),values:require("lodash/values")}}catch(e){ // continue regardless of error }}if(!lodash){lodash=window._}module.exports=lodash},{"lodash/clone":226,"lodash/constant":228,"lodash/each":230,"lodash/filter":232,"lodash/has":239,"lodash/isArray":243,"lodash/isEmpty":247,"lodash/isFunction":248,"lodash/isUndefined":258,"lodash/keys":259,"lodash/map":262,"lodash/reduce":274,"lodash/size":275,"lodash/transform":284,"lodash/union":285,"lodash/values":287}],50:[function(require,module,exports){module.exports="2.1.8"},{}],51:[function(require,module,exports){var getNative=require("./_getNative"),root=require("./_root"); /* Built-in method references that are verified to be native. */var DataView=getNative(root,"DataView");module.exports=DataView},{"./_getNative":163,"./_root":208}],52:[function(require,module,exports){var hashClear=require("./_hashClear"),hashDelete=require("./_hashDelete"),hashGet=require("./_hashGet"),hashHas=require("./_hashHas"),hashSet=require("./_hashSet"); /** * Creates a hash object. * * @private * @constructor * @param {Array} [entries] The key-value pairs to cache. */function Hash(entries){var index=-1,length=entries==null?0:entries.length;this.clear();while(++index-1}module.exports=arrayIncludes},{"./_baseIndexOf":95}],67:[function(require,module,exports){ /** * This function is like `arrayIncludes` except that it accepts a comparator. * * @private * @param {Array} [array] The array to inspect. * @param {*} target The value to search for. * @param {Function} comparator The comparator invoked per element. * @returns {boolean} Returns `true` if `target` is found, else `false`. */ function arrayIncludesWith(array,value,comparator){var index=-1,length=array==null?0:array.length;while(++index0&&predicate(value)){if(depth>1){ // Recursively flatten arrays (susceptible to call stack limits). baseFlatten(value,depth-1,predicate,isStrict,result)}else{arrayPush(result,value)}}else if(!isStrict){result[result.length]=value}}return result}module.exports=baseFlatten},{"./_arrayPush":70,"./_isFlattenable":180}],87:[function(require,module,exports){var createBaseFor=require("./_createBaseFor"); /** * The base implementation of `baseForOwn` which iterates over `object` * properties returned by `keysFunc` and invokes `iteratee` for each property. * Iteratee functions may exit iteration early by explicitly returning `false`. * * @private * @param {Object} object The object to iterate over. * @param {Function} iteratee The function invoked per iteration. * @param {Function} keysFunc The function to get the keys of `object`. * @returns {Object} Returns `object`. */var baseFor=createBaseFor();module.exports=baseFor},{"./_createBaseFor":149}],88:[function(require,module,exports){var baseFor=require("./_baseFor"),keys=require("./keys"); /** * The base implementation of `_.forOwn` without support for iteratee shorthands. * * @private * @param {Object} object The object to iterate over. * @param {Function} iteratee The function invoked per iteration. * @returns {Object} Returns `object`. */function baseForOwn(object,iteratee){return object&&baseFor(object,iteratee,keys)}module.exports=baseForOwn},{"./_baseFor":87,"./keys":259}],89:[function(require,module,exports){var castPath=require("./_castPath"),toKey=require("./_toKey"); /** * The base implementation of `_.get` without support for default values. * * @private * @param {Object} object The object to query. * @param {Array|string} path The path of the property to get. * @returns {*} Returns the resolved value. */function baseGet(object,path){path=castPath(path,object);var index=0,length=path.length;while(object!=null&&indexother}module.exports=baseGt},{}],93:[function(require,module,exports){ /** Used for built-in method references. */ var objectProto=Object.prototype; /** Used to check objects for own properties. */var hasOwnProperty=objectProto.hasOwnProperty; /** * The base implementation of `_.has` without support for deep paths. * * @private * @param {Object} [object] The object to query. * @param {Array|string} key The key to check. * @returns {boolean} Returns `true` if `key` exists, else `false`. */function baseHas(object,key){return object!=null&&hasOwnProperty.call(object,key)}module.exports=baseHas},{}],94:[function(require,module,exports){ /** * The base implementation of `_.hasIn` without support for deep paths. * * @private * @param {Object} [object] The object to query. * @param {Array|string} key The key to check. * @returns {boolean} Returns `true` if `key` exists, else `false`. */ function baseHasIn(object,key){return object!=null&&key in Object(object)}module.exports=baseHasIn},{}],95:[function(require,module,exports){var baseFindIndex=require("./_baseFindIndex"),baseIsNaN=require("./_baseIsNaN"),strictIndexOf=require("./_strictIndexOf"); /** * The base implementation of `_.indexOf` without `fromIndex` bounds checks. * * @private * @param {Array} array The array to inspect. * @param {*} value The value to search for. * @param {number} fromIndex The index to search from. * @returns {number} Returns the index of the matched value, else `-1`. */function baseIndexOf(array,value,fromIndex){return value===value?strictIndexOf(array,value,fromIndex):baseFindIndex(array,baseIsNaN,fromIndex)}module.exports=baseIndexOf},{"./_baseFindIndex":85,"./_baseIsNaN":101,"./_strictIndexOf":220}],96:[function(require,module,exports){var baseGetTag=require("./_baseGetTag"),isObjectLike=require("./isObjectLike"); /** `Object#toString` result references. */var argsTag="[object Arguments]"; /** * The base implementation of `_.isArguments`. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is an `arguments` object, */function baseIsArguments(value){return isObjectLike(value)&&baseGetTag(value)==argsTag}module.exports=baseIsArguments},{"./_baseGetTag":91,"./isObjectLike":252}],97:[function(require,module,exports){var baseIsEqualDeep=require("./_baseIsEqualDeep"),isObjectLike=require("./isObjectLike"); /** * The base implementation of `_.isEqual` which supports partial comparisons * and tracks traversed objects. * * @private * @param {*} value The value to compare. * @param {*} other The other value to compare. * @param {boolean} bitmask The bitmask flags. * 1 - Unordered comparison * 2 - Partial comparison * @param {Function} [customizer] The function to customize comparisons. * @param {Object} [stack] Tracks traversed `value` and `other` objects. * @returns {boolean} Returns `true` if the values are equivalent, else `false`. */function baseIsEqual(value,other,bitmask,customizer,stack){if(value===other){return true}if(value==null||other==null||!isObjectLike(value)&&!isObjectLike(other)){return value!==value&&other!==other}return baseIsEqualDeep(value,other,bitmask,customizer,baseIsEqual,stack)}module.exports=baseIsEqual},{"./_baseIsEqualDeep":98,"./isObjectLike":252}],98:[function(require,module,exports){var Stack=require("./_Stack"),equalArrays=require("./_equalArrays"),equalByTag=require("./_equalByTag"),equalObjects=require("./_equalObjects"),getTag=require("./_getTag"),isArray=require("./isArray"),isBuffer=require("./isBuffer"),isTypedArray=require("./isTypedArray"); /** Used to compose bitmasks for value comparisons. */var COMPARE_PARTIAL_FLAG=1; /** `Object#toString` result references. */var argsTag="[object Arguments]",arrayTag="[object Array]",objectTag="[object Object]"; /** Used for built-in method references. */var objectProto=Object.prototype; /** Used to check objects for own properties. */var hasOwnProperty=objectProto.hasOwnProperty; /** * A specialized version of `baseIsEqual` for arrays and objects which performs * deep comparisons and tracks traversed objects enabling objects with circular * references to be compared. * * @private * @param {Object} object The object to compare. * @param {Object} other The other object to compare. * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details. * @param {Function} customizer The function to customize comparisons. * @param {Function} equalFunc The function to determine equivalents of values. * @param {Object} [stack] Tracks traversed `object` and `other` objects. * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. */function baseIsEqualDeep(object,other,bitmask,customizer,equalFunc,stack){var objIsArr=isArray(object),othIsArr=isArray(other),objTag=objIsArr?arrayTag:getTag(object),othTag=othIsArr?arrayTag:getTag(other);objTag=objTag==argsTag?objectTag:objTag;othTag=othTag==argsTag?objectTag:othTag;var objIsObj=objTag==objectTag,othIsObj=othTag==objectTag,isSameTag=objTag==othTag;if(isSameTag&&isBuffer(object)){if(!isBuffer(other)){return false}objIsArr=true;objIsObj=false}if(isSameTag&&!objIsObj){stack||(stack=new Stack);return objIsArr||isTypedArray(object)?equalArrays(object,other,bitmask,customizer,equalFunc,stack):equalByTag(object,other,objTag,bitmask,customizer,equalFunc,stack)}if(!(bitmask&COMPARE_PARTIAL_FLAG)){var objIsWrapped=objIsObj&&hasOwnProperty.call(object,"__wrapped__"),othIsWrapped=othIsObj&&hasOwnProperty.call(other,"__wrapped__");if(objIsWrapped||othIsWrapped){var objUnwrapped=objIsWrapped?object.value():object,othUnwrapped=othIsWrapped?other.value():other;stack||(stack=new Stack);return equalFunc(objUnwrapped,othUnwrapped,bitmask,customizer,stack)}}if(!isSameTag){return false}stack||(stack=new Stack);return equalObjects(object,other,bitmask,customizer,equalFunc,stack)}module.exports=baseIsEqualDeep},{"./_Stack":59,"./_equalArrays":154,"./_equalByTag":155,"./_equalObjects":156,"./_getTag":168,"./isArray":243,"./isBuffer":246,"./isTypedArray":257}],99:[function(require,module,exports){var getTag=require("./_getTag"),isObjectLike=require("./isObjectLike"); /** `Object#toString` result references. */var mapTag="[object Map]"; /** * The base implementation of `_.isMap` without Node.js optimizations. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a map, else `false`. */function baseIsMap(value){return isObjectLike(value)&&getTag(value)==mapTag}module.exports=baseIsMap},{"./_getTag":168,"./isObjectLike":252}],100:[function(require,module,exports){var Stack=require("./_Stack"),baseIsEqual=require("./_baseIsEqual"); /** Used to compose bitmasks for value comparisons. */var COMPARE_PARTIAL_FLAG=1,COMPARE_UNORDERED_FLAG=2; /** * The base implementation of `_.isMatch` without support for iteratee shorthands. * * @private * @param {Object} object The object to inspect. * @param {Object} source The object of property values to match. * @param {Array} matchData The property names, values, and compare flags to match. * @param {Function} [customizer] The function to customize comparisons. * @returns {boolean} Returns `true` if `object` is a match, else `false`. */function baseIsMatch(object,source,matchData,customizer){var index=matchData.length,length=index,noCustomizer=!customizer;if(object==null){return!length}object=Object(object);while(index--){var data=matchData[index];if(noCustomizer&&data[2]?data[1]!==object[data[0]]:!(data[0]in object)){return false}}while(++index=LARGE_ARRAY_SIZE){var set=iteratee?null:createSet(array);if(set){return setToArray(set)}isCommon=false;includes=cacheHas;seen=new SetCache}else{seen=iteratee?[]:result}outer:while(++indexother||valIsSymbol&&othIsDefined&&othIsReflexive&&!othIsNull&&!othIsSymbol||valIsNull&&othIsDefined&&othIsReflexive||!valIsDefined&&othIsReflexive||!valIsReflexive){return 1}if(!valIsNull&&!valIsSymbol&&!othIsSymbol&&value=ordersLength){return result}var order=orders[index];return result*(order=="desc"?-1:1)}} // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications // that causes it, under certain circumstances, to provide the same value for // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247 // for more details. // // This also ensures a stable sort in V8 and other engines. // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details. return object.index-other.index}module.exports=compareMultiple},{"./_compareAscending":140}],142:[function(require,module,exports){ /** * Copies the values of `source` to `array`. * * @private * @param {Array} source The array to copy values from. * @param {Array} [array=[]] The array to copy values to. * @returns {Array} Returns `array`. */ function copyArray(source,array){var index=-1,length=source.length;array||(array=Array(length));while(++index1?sources[length-1]:undefined,guard=length>2?sources[2]:undefined;customizer=assigner.length>3&&typeof customizer=="function"?(length--,customizer):undefined;if(guard&&isIterateeCall(sources[0],sources[1],guard)){customizer=length<3?undefined:customizer;length=1}object=Object(object);while(++index-1?iterable[iteratee?collection[index]:index]:undefined}}module.exports=createFind},{"./_baseIteratee":105,"./isArrayLike":244,"./keys":259}],151:[function(require,module,exports){var baseRange=require("./_baseRange"),isIterateeCall=require("./_isIterateeCall"),toFinite=require("./toFinite"); /** * Creates a `_.range` or `_.rangeRight` function. * * @private * @param {boolean} [fromRight] Specify iterating from right to left. * @returns {Function} Returns the new range function. */function createRange(fromRight){return function(start,end,step){if(step&&typeof step!="number"&&isIterateeCall(start,end,step)){end=step=undefined} // Ensure the sign of `-0` is preserved. start=toFinite(start);if(end===undefined){end=start;start=0}else{end=toFinite(end)}step=step===undefined?startarrLength)){return false} // Assume cyclic values are equal. var stacked=stack.get(array);if(stacked&&stack.get(other)){return stacked==other}var index=-1,result=true,seen=bitmask&COMPARE_UNORDERED_FLAG?new SetCache:undefined;stack.set(array,other);stack.set(other,array); // Ignore non-index properties. while(++index-1&&value%1==0&&value-1}module.exports=listCacheHas},{"./_assocIndexOf":76}],192:[function(require,module,exports){var assocIndexOf=require("./_assocIndexOf"); /** * Sets the list cache `key` to `value`. * * @private * @name set * @memberOf ListCache * @param {string} key The key of the value to set. * @param {*} value The value to set. * @returns {Object} Returns the list cache instance. */function listCacheSet(key,value){var data=this.__data__,index=assocIndexOf(data,key);if(index<0){++this.size;data.push([key,value])}else{data[index][1]=value}return this}module.exports=listCacheSet},{"./_assocIndexOf":76}],193:[function(require,module,exports){var Hash=require("./_Hash"),ListCache=require("./_ListCache"),Map=require("./_Map"); /** * Removes all key-value entries from the map. * * @private * @name clear * @memberOf MapCache */function mapCacheClear(){this.size=0;this.__data__={hash:new Hash,map:new(Map||ListCache),string:new Hash}}module.exports=mapCacheClear},{"./_Hash":52,"./_ListCache":53,"./_Map":54}],194:[function(require,module,exports){var getMapData=require("./_getMapData"); /** * Removes `key` and its value from the map. * * @private * @name delete * @memberOf MapCache * @param {string} key The key of the value to remove. * @returns {boolean} Returns `true` if the entry was removed, else `false`. */function mapCacheDelete(key){var result=getMapData(this,key)["delete"](key);this.size-=result?1:0;return result}module.exports=mapCacheDelete},{"./_getMapData":161}],195:[function(require,module,exports){var getMapData=require("./_getMapData"); /** * Gets the map value for `key`. * * @private * @name get * @memberOf MapCache * @param {string} key The key of the value to get. * @returns {*} Returns the entry value. */function mapCacheGet(key){return getMapData(this,key).get(key)}module.exports=mapCacheGet},{"./_getMapData":161}],196:[function(require,module,exports){var getMapData=require("./_getMapData"); /** * Checks if a map value for `key` exists. * * @private * @name has * @memberOf MapCache * @param {string} key The key of the entry to check. * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. */function mapCacheHas(key){return getMapData(this,key).has(key)}module.exports=mapCacheHas},{"./_getMapData":161}],197:[function(require,module,exports){var getMapData=require("./_getMapData"); /** * Sets the map `key` to `value`. * * @private * @name set * @memberOf MapCache * @param {string} key The key of the value to set. * @param {*} value The value to set. * @returns {Object} Returns the map cache instance. */function mapCacheSet(key,value){var data=getMapData(this,key),size=data.size;data.set(key,value);this.size+=data.size==size?0:1;return this}module.exports=mapCacheSet},{"./_getMapData":161}],198:[function(require,module,exports){ /** * Converts `map` to its key-value pairs. * * @private * @param {Object} map The map to convert. * @returns {Array} Returns the key-value pairs. */ function mapToArray(map){var index=-1,result=Array(map.size);map.forEach(function(value,key){result[++index]=[key,value]});return result}module.exports=mapToArray},{}],199:[function(require,module,exports){ /** * A specialized version of `matchesProperty` for source values suitable * for strict equality comparisons, i.e. `===`. * * @private * @param {string} key The key of the property to get. * @param {*} srcValue The value to match. * @returns {Function} Returns the new spec function. */ function matchesStrictComparable(key,srcValue){return function(object){if(object==null){return false}return object[key]===srcValue&&(srcValue!==undefined||key in Object(object))}}module.exports=matchesStrictComparable},{}],200:[function(require,module,exports){var memoize=require("./memoize"); /** Used as the maximum memoize cache size. */var MAX_MEMOIZE_SIZE=500; /** * A specialized version of `_.memoize` which clears the memoized function's * cache when it exceeds `MAX_MEMOIZE_SIZE`. * * @private * @param {Function} func The function to have its output memoized. * @returns {Function} Returns the new memoized function. */function memoizeCapped(func){var result=memoize(func,function(key){if(cache.size===MAX_MEMOIZE_SIZE){cache.clear()}return key});var cache=result.cache;return result}module.exports=memoizeCapped},{"./memoize":265}],201:[function(require,module,exports){var getNative=require("./_getNative"); /* Built-in method references that are verified to be native. */var nativeCreate=getNative(Object,"create");module.exports=nativeCreate},{"./_getNative":163}],202:[function(require,module,exports){var overArg=require("./_overArg"); /* Built-in method references for those with the same name as other `lodash` methods. */var nativeKeys=overArg(Object.keys,Object);module.exports=nativeKeys},{"./_overArg":206}],203:[function(require,module,exports){ /** * This function is like * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * except that it includes inherited enumerable properties. * * @private * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. */ function nativeKeysIn(object){var result=[];if(object!=null){for(var key in Object(object)){result.push(key)}}return result}module.exports=nativeKeysIn},{}],204:[function(require,module,exports){var freeGlobal=require("./_freeGlobal"); /** Detect free variable `exports`. */var freeExports=typeof exports=="object"&&exports&&!exports.nodeType&&exports; /** Detect free variable `module`. */var freeModule=freeExports&&typeof module=="object"&&module&&!module.nodeType&&module; /** Detect the popular CommonJS extension `module.exports`. */var moduleExports=freeModule&&freeModule.exports===freeExports; /** Detect free variable `process` from Node.js. */var freeProcess=moduleExports&&freeGlobal.process; /** Used to access faster Node.js helpers. */var nodeUtil=function(){try{ // Use `util.types` for Node.js 10+. var types=freeModule&&freeModule.require&&freeModule.require("util").types;if(types){return types} // Legacy `process.binding('util')` for Node.js < 10. return freeProcess&&freeProcess.binding&&freeProcess.binding("util")}catch(e){}}();module.exports=nodeUtil},{"./_freeGlobal":158}],205:[function(require,module,exports){ /** Used for built-in method references. */ var objectProto=Object.prototype; /** * Used to resolve the * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */var nativeObjectToString=objectProto.toString; /** * Converts `value` to a string using `Object.prototype.toString`. * * @private * @param {*} value The value to convert. * @returns {string} Returns the converted string. */function objectToString(value){return nativeObjectToString.call(value)}module.exports=objectToString},{}],206:[function(require,module,exports){ /** * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. * @param {Function} transform The argument transform. * @returns {Function} Returns the new function. */ function overArg(func,transform){return function(arg){return func(transform(arg))}}module.exports=overArg},{}],207:[function(require,module,exports){var apply=require("./_apply"); /* Built-in method references for those with the same name as other `lodash` methods. */var nativeMax=Math.max; /** * A specialized version of `baseRest` which transforms the rest array. * * @private * @param {Function} func The function to apply a rest parameter to. * @param {number} [start=func.length-1] The start position of the rest parameter. * @param {Function} transform The rest array transform. * @returns {Function} Returns the new function. */function overRest(func,start,transform){start=nativeMax(start===undefined?func.length-1:start,0);return function(){var args=arguments,index=-1,length=nativeMax(args.length-start,0),array=Array(length);while(++index0){if(++count>=HOT_COUNT){return arguments[0]}}else{count=0}return func.apply(undefined,arguments)}}module.exports=shortOut},{}],215:[function(require,module,exports){var ListCache=require("./_ListCache"); /** * Removes all key-value entries from the stack. * * @private * @name clear * @memberOf Stack */function stackClear(){this.__data__=new ListCache;this.size=0}module.exports=stackClear},{"./_ListCache":53}],216:[function(require,module,exports){ /** * Removes `key` and its value from the stack. * * @private * @name delete * @memberOf Stack * @param {string} key The key of the value to remove. * @returns {boolean} Returns `true` if the entry was removed, else `false`. */ function stackDelete(key){var data=this.__data__,result=data["delete"](key);this.size=data.size;return result}module.exports=stackDelete},{}],217:[function(require,module,exports){ /** * Gets the stack value for `key`. * * @private * @name get * @memberOf Stack * @param {string} key The key of the value to get. * @returns {*} Returns the entry value. */ function stackGet(key){return this.__data__.get(key)}module.exports=stackGet},{}],218:[function(require,module,exports){ /** * Checks if a stack value for `key` exists. * * @private * @name has * @memberOf Stack * @param {string} key The key of the entry to check. * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. */ function stackHas(key){return this.__data__.has(key)}module.exports=stackHas},{}],219:[function(require,module,exports){var ListCache=require("./_ListCache"),Map=require("./_Map"),MapCache=require("./_MapCache"); /** Used as the size to enable large array optimizations. */var LARGE_ARRAY_SIZE=200; /** * Sets the stack `key` to `value`. * * @private * @name set * @memberOf Stack * @param {string} key The key of the value to set. * @param {*} value The value to set. * @returns {Object} Returns the stack cache instance. */function stackSet(key,value){var data=this.__data__;if(data instanceof ListCache){var pairs=data.__data__;if(!Map||pairs.length true */function clone(value){return baseClone(value,CLONE_SYMBOLS_FLAG)}module.exports=clone},{"./_baseClone":80}],227:[function(require,module,exports){var baseClone=require("./_baseClone"); /** Used to compose bitmasks for cloning. */var CLONE_DEEP_FLAG=1,CLONE_SYMBOLS_FLAG=4; /** * This method is like `_.clone` except that it recursively clones `value`. * * @static * @memberOf _ * @since 1.0.0 * @category Lang * @param {*} value The value to recursively clone. * @returns {*} Returns the deep cloned value. * @see _.clone * @example * * var objects = [{ 'a': 1 }, { 'b': 2 }]; * * var deep = _.cloneDeep(objects); * console.log(deep[0] === objects[0]); * // => false */function cloneDeep(value){return baseClone(value,CLONE_DEEP_FLAG|CLONE_SYMBOLS_FLAG)}module.exports=cloneDeep},{"./_baseClone":80}],228:[function(require,module,exports){ /** * Creates a function that returns `value`. * * @static * @memberOf _ * @since 2.4.0 * @category Util * @param {*} value The value to return from the new function. * @returns {Function} Returns the new constant function. * @example * * var objects = _.times(2, _.constant({ 'a': 1 })); * * console.log(objects); * // => [{ 'a': 1 }, { 'a': 1 }] * * console.log(objects[0] === objects[1]); * // => true */ function constant(value){return function(){return value}}module.exports=constant},{}],229:[function(require,module,exports){var baseRest=require("./_baseRest"),eq=require("./eq"),isIterateeCall=require("./_isIterateeCall"),keysIn=require("./keysIn"); /** Used for built-in method references. */var objectProto=Object.prototype; /** Used to check objects for own properties. */var hasOwnProperty=objectProto.hasOwnProperty; /** * Assigns own and inherited enumerable string keyed properties of source * objects to the destination object for all destination properties that * resolve to `undefined`. Source objects are applied from left to right. * Once a property is set, additional values of the same property are ignored. * * **Note:** This method mutates `object`. * * @static * @since 0.1.0 * @memberOf _ * @category Object * @param {Object} object The destination object. * @param {...Object} [sources] The source objects. * @returns {Object} Returns `object`. * @see _.defaultsDeep * @example * * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 }); * // => { 'a': 1, 'b': 2 } */var defaults=baseRest(function(object,sources){object=Object(object);var index=-1;var length=sources.length;var guard=length>2?sources[2]:undefined;if(guard&&isIterateeCall(sources[0],sources[1],guard)){length=1}while(++index true * * _.eq(object, other); * // => false * * _.eq('a', 'a'); * // => true * * _.eq('a', Object('a')); * // => false * * _.eq(NaN, NaN); * // => true */ function eq(value,other){return value===other||value!==value&&other!==other}module.exports=eq},{}],232:[function(require,module,exports){var arrayFilter=require("./_arrayFilter"),baseFilter=require("./_baseFilter"),baseIteratee=require("./_baseIteratee"),isArray=require("./isArray"); /** * Iterates over elements of `collection`, returning an array of all elements * `predicate` returns truthy for. The predicate is invoked with three * arguments: (value, index|key, collection). * * **Note:** Unlike `_.remove`, this method returns a new array. * * @static * @memberOf _ * @since 0.1.0 * @category Collection * @param {Array|Object} collection The collection to iterate over. * @param {Function} [predicate=_.identity] The function invoked per iteration. * @returns {Array} Returns the new filtered array. * @see _.reject * @example * * var users = [ * { 'user': 'barney', 'age': 36, 'active': true }, * { 'user': 'fred', 'age': 40, 'active': false } * ]; * * _.filter(users, function(o) { return !o.active; }); * // => objects for ['fred'] * * // The `_.matches` iteratee shorthand. * _.filter(users, { 'age': 36, 'active': true }); * // => objects for ['barney'] * * // The `_.matchesProperty` iteratee shorthand. * _.filter(users, ['active', false]); * // => objects for ['fred'] * * // The `_.property` iteratee shorthand. * _.filter(users, 'active'); * // => objects for ['barney'] */function filter(collection,predicate){var func=isArray(collection)?arrayFilter:baseFilter;return func(collection,baseIteratee(predicate,3))}module.exports=filter},{"./_arrayFilter":65,"./_baseFilter":84,"./_baseIteratee":105,"./isArray":243}],233:[function(require,module,exports){var createFind=require("./_createFind"),findIndex=require("./findIndex"); /** * Iterates over elements of `collection`, returning the first element * `predicate` returns truthy for. The predicate is invoked with three * arguments: (value, index|key, collection). * * @static * @memberOf _ * @since 0.1.0 * @category Collection * @param {Array|Object} collection The collection to inspect. * @param {Function} [predicate=_.identity] The function invoked per iteration. * @param {number} [fromIndex=0] The index to search from. * @returns {*} Returns the matched element, else `undefined`. * @example * * var users = [ * { 'user': 'barney', 'age': 36, 'active': true }, * { 'user': 'fred', 'age': 40, 'active': false }, * { 'user': 'pebbles', 'age': 1, 'active': true } * ]; * * _.find(users, function(o) { return o.age < 40; }); * // => object for 'barney' * * // The `_.matches` iteratee shorthand. * _.find(users, { 'age': 1, 'active': true }); * // => object for 'pebbles' * * // The `_.matchesProperty` iteratee shorthand. * _.find(users, ['active', false]); * // => object for 'fred' * * // The `_.property` iteratee shorthand. * _.find(users, 'active'); * // => object for 'barney' */var find=createFind(findIndex);module.exports=find},{"./_createFind":150,"./findIndex":234}],234:[function(require,module,exports){var baseFindIndex=require("./_baseFindIndex"),baseIteratee=require("./_baseIteratee"),toInteger=require("./toInteger"); /* Built-in method references for those with the same name as other `lodash` methods. */var nativeMax=Math.max; /** * This method is like `_.find` except that it returns the index of the first * element `predicate` returns truthy for instead of the element itself. * * @static * @memberOf _ * @since 1.1.0 * @category Array * @param {Array} array The array to inspect. * @param {Function} [predicate=_.identity] The function invoked per iteration. * @param {number} [fromIndex=0] The index to search from. * @returns {number} Returns the index of the found element, else `-1`. * @example * * var users = [ * { 'user': 'barney', 'active': false }, * { 'user': 'fred', 'active': false }, * { 'user': 'pebbles', 'active': true } * ]; * * _.findIndex(users, function(o) { return o.user == 'barney'; }); * // => 0 * * // The `_.matches` iteratee shorthand. * _.findIndex(users, { 'user': 'fred', 'active': false }); * // => 1 * * // The `_.matchesProperty` iteratee shorthand. * _.findIndex(users, ['active', false]); * // => 0 * * // The `_.property` iteratee shorthand. * _.findIndex(users, 'active'); * // => 2 */function findIndex(array,predicate,fromIndex){var length=array==null?0:array.length;if(!length){return-1}var index=fromIndex==null?0:toInteger(fromIndex);if(index<0){index=nativeMax(length+index,0)}return baseFindIndex(array,baseIteratee(predicate,3),index)}module.exports=findIndex},{"./_baseFindIndex":85,"./_baseIteratee":105,"./toInteger":280}],235:[function(require,module,exports){var baseFlatten=require("./_baseFlatten"); /** * Flattens `array` a single level deep. * * @static * @memberOf _ * @since 0.1.0 * @category Array * @param {Array} array The array to flatten. * @returns {Array} Returns the new flattened array. * @example * * _.flatten([1, [2, [3, [4]], 5]]); * // => [1, 2, [3, [4]], 5] */function flatten(array){var length=array==null?0:array.length;return length?baseFlatten(array,1):[]}module.exports=flatten},{"./_baseFlatten":86}],236:[function(require,module,exports){var arrayEach=require("./_arrayEach"),baseEach=require("./_baseEach"),castFunction=require("./_castFunction"),isArray=require("./isArray"); /** * Iterates over elements of `collection` and invokes `iteratee` for each element. * The iteratee is invoked with three arguments: (value, index|key, collection). * Iteratee functions may exit iteration early by explicitly returning `false`. * * **Note:** As with other "Collections" methods, objects with a "length" * property are iterated like arrays. To avoid this behavior use `_.forIn` * or `_.forOwn` for object iteration. * * @static * @memberOf _ * @since 0.1.0 * @alias each * @category Collection * @param {Array|Object} collection The collection to iterate over. * @param {Function} [iteratee=_.identity] The function invoked per iteration. * @returns {Array|Object} Returns `collection`. * @see _.forEachRight * @example * * _.forEach([1, 2], function(value) { * console.log(value); * }); * // => Logs `1` then `2`. * * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) { * console.log(key); * }); * // => Logs 'a' then 'b' (iteration order is not guaranteed). */function forEach(collection,iteratee){var func=isArray(collection)?arrayEach:baseEach;return func(collection,castFunction(iteratee))}module.exports=forEach},{"./_arrayEach":64,"./_baseEach":82,"./_castFunction":132,"./isArray":243}],237:[function(require,module,exports){var baseFor=require("./_baseFor"),castFunction=require("./_castFunction"),keysIn=require("./keysIn"); /** * Iterates over own and inherited enumerable string keyed properties of an * object and invokes `iteratee` for each property. The iteratee is invoked * with three arguments: (value, key, object). Iteratee functions may exit * iteration early by explicitly returning `false`. * * @static * @memberOf _ * @since 0.3.0 * @category Object * @param {Object} object The object to iterate over. * @param {Function} [iteratee=_.identity] The function invoked per iteration. * @returns {Object} Returns `object`. * @see _.forInRight * @example * * function Foo() { * this.a = 1; * this.b = 2; * } * * Foo.prototype.c = 3; * * _.forIn(new Foo, function(value, key) { * console.log(key); * }); * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed). */function forIn(object,iteratee){return object==null?object:baseFor(object,castFunction(iteratee),keysIn)}module.exports=forIn},{"./_baseFor":87,"./_castFunction":132,"./keysIn":260}],238:[function(require,module,exports){var baseGet=require("./_baseGet"); /** * Gets the value at `path` of `object`. If the resolved value is * `undefined`, the `defaultValue` is returned in its place. * * @static * @memberOf _ * @since 3.7.0 * @category Object * @param {Object} object The object to query. * @param {Array|string} path The path of the property to get. * @param {*} [defaultValue] The value returned for `undefined` resolved values. * @returns {*} Returns the resolved value. * @example * * var object = { 'a': [{ 'b': { 'c': 3 } }] }; * * _.get(object, 'a[0].b.c'); * // => 3 * * _.get(object, ['a', '0', 'b', 'c']); * // => 3 * * _.get(object, 'a.b.c', 'default'); * // => 'default' */function get(object,path,defaultValue){var result=object==null?undefined:baseGet(object,path);return result===undefined?defaultValue:result}module.exports=get},{"./_baseGet":89}],239:[function(require,module,exports){var baseHas=require("./_baseHas"),hasPath=require("./_hasPath"); /** * Checks if `path` is a direct property of `object`. * * @static * @since 0.1.0 * @memberOf _ * @category Object * @param {Object} object The object to query. * @param {Array|string} path The path to check. * @returns {boolean} Returns `true` if `path` exists, else `false`. * @example * * var object = { 'a': { 'b': 2 } }; * var other = _.create({ 'a': _.create({ 'b': 2 }) }); * * _.has(object, 'a'); * // => true * * _.has(object, 'a.b'); * // => true * * _.has(object, ['a', 'b']); * // => true * * _.has(other, 'a'); * // => false */function has(object,path){return object!=null&&hasPath(object,path,baseHas)}module.exports=has},{"./_baseHas":93,"./_hasPath":170}],240:[function(require,module,exports){var baseHasIn=require("./_baseHasIn"),hasPath=require("./_hasPath"); /** * Checks if `path` is a direct or inherited property of `object`. * * @static * @memberOf _ * @since 4.0.0 * @category Object * @param {Object} object The object to query. * @param {Array|string} path The path to check. * @returns {boolean} Returns `true` if `path` exists, else `false`. * @example * * var object = _.create({ 'a': _.create({ 'b': 2 }) }); * * _.hasIn(object, 'a'); * // => true * * _.hasIn(object, 'a.b'); * // => true * * _.hasIn(object, ['a', 'b']); * // => true * * _.hasIn(object, 'b'); * // => false */function hasIn(object,path){return object!=null&&hasPath(object,path,baseHasIn)}module.exports=hasIn},{"./_baseHasIn":94,"./_hasPath":170}],241:[function(require,module,exports){ /** * This method returns the first argument it receives. * * @static * @since 0.1.0 * @memberOf _ * @category Util * @param {*} value Any value. * @returns {*} Returns `value`. * @example * * var object = { 'a': 1 }; * * console.log(_.identity(object) === object); * // => true */ function identity(value){return value}module.exports=identity},{}],242:[function(require,module,exports){var baseIsArguments=require("./_baseIsArguments"),isObjectLike=require("./isObjectLike"); /** Used for built-in method references. */var objectProto=Object.prototype; /** Used to check objects for own properties. */var hasOwnProperty=objectProto.hasOwnProperty; /** Built-in value references. */var propertyIsEnumerable=objectProto.propertyIsEnumerable; /** * Checks if `value` is likely an `arguments` object. * * @static * @memberOf _ * @since 0.1.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is an `arguments` object, * else `false`. * @example * * _.isArguments(function() { return arguments; }()); * // => true * * _.isArguments([1, 2, 3]); * // => false */var isArguments=baseIsArguments(function(){return arguments}())?baseIsArguments:function(value){return isObjectLike(value)&&hasOwnProperty.call(value,"callee")&&!propertyIsEnumerable.call(value,"callee")};module.exports=isArguments},{"./_baseIsArguments":96,"./isObjectLike":252}],243:[function(require,module,exports){ /** * Checks if `value` is classified as an `Array` object. * * @static * @memberOf _ * @since 0.1.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is an array, else `false`. * @example * * _.isArray([1, 2, 3]); * // => true * * _.isArray(document.body.children); * // => false * * _.isArray('abc'); * // => false * * _.isArray(_.noop); * // => false */ var isArray=Array.isArray;module.exports=isArray},{}],244:[function(require,module,exports){var isFunction=require("./isFunction"),isLength=require("./isLength"); /** * Checks if `value` is array-like. A value is considered array-like if it's * not a function and has a `value.length` that's an integer greater than or * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`. * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is array-like, else `false`. * @example * * _.isArrayLike([1, 2, 3]); * // => true * * _.isArrayLike(document.body.children); * // => true * * _.isArrayLike('abc'); * // => true * * _.isArrayLike(_.noop); * // => false */function isArrayLike(value){return value!=null&&isLength(value.length)&&!isFunction(value)}module.exports=isArrayLike},{"./isFunction":248,"./isLength":249}],245:[function(require,module,exports){var isArrayLike=require("./isArrayLike"),isObjectLike=require("./isObjectLike"); /** * This method is like `_.isArrayLike` except that it also checks if `value` * is an object. * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is an array-like object, * else `false`. * @example * * _.isArrayLikeObject([1, 2, 3]); * // => true * * _.isArrayLikeObject(document.body.children); * // => true * * _.isArrayLikeObject('abc'); * // => false * * _.isArrayLikeObject(_.noop); * // => false */function isArrayLikeObject(value){return isObjectLike(value)&&isArrayLike(value)}module.exports=isArrayLikeObject},{"./isArrayLike":244,"./isObjectLike":252}],246:[function(require,module,exports){var root=require("./_root"),stubFalse=require("./stubFalse"); /** Detect free variable `exports`. */var freeExports=typeof exports=="object"&&exports&&!exports.nodeType&&exports; /** Detect free variable `module`. */var freeModule=freeExports&&typeof module=="object"&&module&&!module.nodeType&&module; /** Detect the popular CommonJS extension `module.exports`. */var moduleExports=freeModule&&freeModule.exports===freeExports; /** Built-in value references. */var Buffer=moduleExports?root.Buffer:undefined; /* Built-in method references for those with the same name as other `lodash` methods. */var nativeIsBuffer=Buffer?Buffer.isBuffer:undefined; /** * Checks if `value` is a buffer. * * @static * @memberOf _ * @since 4.3.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a buffer, else `false`. * @example * * _.isBuffer(new Buffer(2)); * // => true * * _.isBuffer(new Uint8Array(2)); * // => false */var isBuffer=nativeIsBuffer||stubFalse;module.exports=isBuffer},{"./_root":208,"./stubFalse":278}],247:[function(require,module,exports){var baseKeys=require("./_baseKeys"),getTag=require("./_getTag"),isArguments=require("./isArguments"),isArray=require("./isArray"),isArrayLike=require("./isArrayLike"),isBuffer=require("./isBuffer"),isPrototype=require("./_isPrototype"),isTypedArray=require("./isTypedArray"); /** `Object#toString` result references. */var mapTag="[object Map]",setTag="[object Set]"; /** Used for built-in method references. */var objectProto=Object.prototype; /** Used to check objects for own properties. */var hasOwnProperty=objectProto.hasOwnProperty; /** * Checks if `value` is an empty object, collection, map, or set. * * Objects are considered empty if they have no own enumerable string keyed * properties. * * Array-like values such as `arguments` objects, arrays, buffers, strings, or * jQuery-like collections are considered empty if they have a `length` of `0`. * Similarly, maps and sets are considered empty if they have a `size` of `0`. * * @static * @memberOf _ * @since 0.1.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is empty, else `false`. * @example * * _.isEmpty(null); * // => true * * _.isEmpty(true); * // => true * * _.isEmpty(1); * // => true * * _.isEmpty([1, 2, 3]); * // => false * * _.isEmpty({ 'a': 1 }); * // => false */function isEmpty(value){if(value==null){return true}if(isArrayLike(value)&&(isArray(value)||typeof value=="string"||typeof value.splice=="function"||isBuffer(value)||isTypedArray(value)||isArguments(value))){return!value.length}var tag=getTag(value);if(tag==mapTag||tag==setTag){return!value.size}if(isPrototype(value)){return!baseKeys(value).length}for(var key in value){if(hasOwnProperty.call(value,key)){return false}}return true}module.exports=isEmpty},{"./_baseKeys":106,"./_getTag":168,"./_isPrototype":186,"./isArguments":242,"./isArray":243,"./isArrayLike":244,"./isBuffer":246,"./isTypedArray":257}],248:[function(require,module,exports){var baseGetTag=require("./_baseGetTag"),isObject=require("./isObject"); /** `Object#toString` result references. */var asyncTag="[object AsyncFunction]",funcTag="[object Function]",genTag="[object GeneratorFunction]",proxyTag="[object Proxy]"; /** * Checks if `value` is classified as a `Function` object. * * @static * @memberOf _ * @since 0.1.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a function, else `false`. * @example * * _.isFunction(_); * // => true * * _.isFunction(/abc/); * // => false */function isFunction(value){if(!isObject(value)){return false} // The use of `Object#toString` avoids issues with the `typeof` operator // in Safari 9 which returns 'object' for typed arrays and other constructors. var tag=baseGetTag(value);return tag==funcTag||tag==genTag||tag==asyncTag||tag==proxyTag}module.exports=isFunction},{"./_baseGetTag":91,"./isObject":251}],249:[function(require,module,exports){ /** Used as references for various `Number` constants. */ var MAX_SAFE_INTEGER=9007199254740991; /** * Checks if `value` is a valid array-like length. * * **Note:** This method is loosely based on * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. * @example * * _.isLength(3); * // => true * * _.isLength(Number.MIN_VALUE); * // => false * * _.isLength(Infinity); * // => false * * _.isLength('3'); * // => false */function isLength(value){return typeof value=="number"&&value>-1&&value%1==0&&value<=MAX_SAFE_INTEGER}module.exports=isLength},{}],250:[function(require,module,exports){var baseIsMap=require("./_baseIsMap"),baseUnary=require("./_baseUnary"),nodeUtil=require("./_nodeUtil"); /* Node.js helper references. */var nodeIsMap=nodeUtil&&nodeUtil.isMap; /** * Checks if `value` is classified as a `Map` object. * * @static * @memberOf _ * @since 4.3.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a map, else `false`. * @example * * _.isMap(new Map); * // => true * * _.isMap(new WeakMap); * // => false */var isMap=nodeIsMap?baseUnary(nodeIsMap):baseIsMap;module.exports=isMap},{"./_baseIsMap":99,"./_baseUnary":127,"./_nodeUtil":204}],251:[function(require,module,exports){ /** * Checks if `value` is the * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types) * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) * * @static * @memberOf _ * @since 0.1.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is an object, else `false`. * @example * * _.isObject({}); * // => true * * _.isObject([1, 2, 3]); * // => true * * _.isObject(_.noop); * // => true * * _.isObject(null); * // => false */ function isObject(value){var type=typeof value;return value!=null&&(type=="object"||type=="function")}module.exports=isObject},{}],252:[function(require,module,exports){ /** * Checks if `value` is object-like. A value is object-like if it's not `null` * and has a `typeof` result of "object". * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is object-like, else `false`. * @example * * _.isObjectLike({}); * // => true * * _.isObjectLike([1, 2, 3]); * // => true * * _.isObjectLike(_.noop); * // => false * * _.isObjectLike(null); * // => false */ function isObjectLike(value){return value!=null&&typeof value=="object"}module.exports=isObjectLike},{}],253:[function(require,module,exports){var baseGetTag=require("./_baseGetTag"),getPrototype=require("./_getPrototype"),isObjectLike=require("./isObjectLike"); /** `Object#toString` result references. */var objectTag="[object Object]"; /** Used for built-in method references. */var funcProto=Function.prototype,objectProto=Object.prototype; /** Used to resolve the decompiled source of functions. */var funcToString=funcProto.toString; /** Used to check objects for own properties. */var hasOwnProperty=objectProto.hasOwnProperty; /** Used to infer the `Object` constructor. */var objectCtorString=funcToString.call(Object); /** * Checks if `value` is a plain object, that is, an object created by the * `Object` constructor or one with a `[[Prototype]]` of `null`. * * @static * @memberOf _ * @since 0.8.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. * @example * * function Foo() { * this.a = 1; * } * * _.isPlainObject(new Foo); * // => false * * _.isPlainObject([1, 2, 3]); * // => false * * _.isPlainObject({ 'x': 0, 'y': 0 }); * // => true * * _.isPlainObject(Object.create(null)); * // => true */function isPlainObject(value){if(!isObjectLike(value)||baseGetTag(value)!=objectTag){return false}var proto=getPrototype(value);if(proto===null){return true}var Ctor=hasOwnProperty.call(proto,"constructor")&&proto.constructor;return typeof Ctor=="function"&&Ctor instanceof Ctor&&funcToString.call(Ctor)==objectCtorString}module.exports=isPlainObject},{"./_baseGetTag":91,"./_getPrototype":164,"./isObjectLike":252}],254:[function(require,module,exports){var baseIsSet=require("./_baseIsSet"),baseUnary=require("./_baseUnary"),nodeUtil=require("./_nodeUtil"); /* Node.js helper references. */var nodeIsSet=nodeUtil&&nodeUtil.isSet; /** * Checks if `value` is classified as a `Set` object. * * @static * @memberOf _ * @since 4.3.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a set, else `false`. * @example * * _.isSet(new Set); * // => true * * _.isSet(new WeakSet); * // => false */var isSet=nodeIsSet?baseUnary(nodeIsSet):baseIsSet;module.exports=isSet},{"./_baseIsSet":103,"./_baseUnary":127,"./_nodeUtil":204}],255:[function(require,module,exports){var baseGetTag=require("./_baseGetTag"),isArray=require("./isArray"),isObjectLike=require("./isObjectLike"); /** `Object#toString` result references. */var stringTag="[object String]"; /** * Checks if `value` is classified as a `String` primitive or object. * * @static * @since 0.1.0 * @memberOf _ * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a string, else `false`. * @example * * _.isString('abc'); * // => true * * _.isString(1); * // => false */function isString(value){return typeof value=="string"||!isArray(value)&&isObjectLike(value)&&baseGetTag(value)==stringTag}module.exports=isString},{"./_baseGetTag":91,"./isArray":243,"./isObjectLike":252}],256:[function(require,module,exports){var baseGetTag=require("./_baseGetTag"),isObjectLike=require("./isObjectLike"); /** `Object#toString` result references. */var symbolTag="[object Symbol]"; /** * Checks if `value` is classified as a `Symbol` primitive or object. * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a symbol, else `false`. * @example * * _.isSymbol(Symbol.iterator); * // => true * * _.isSymbol('abc'); * // => false */function isSymbol(value){return typeof value=="symbol"||isObjectLike(value)&&baseGetTag(value)==symbolTag}module.exports=isSymbol},{"./_baseGetTag":91,"./isObjectLike":252}],257:[function(require,module,exports){var baseIsTypedArray=require("./_baseIsTypedArray"),baseUnary=require("./_baseUnary"),nodeUtil=require("./_nodeUtil"); /* Node.js helper references. */var nodeIsTypedArray=nodeUtil&&nodeUtil.isTypedArray; /** * Checks if `value` is classified as a typed array. * * @static * @memberOf _ * @since 3.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a typed array, else `false`. * @example * * _.isTypedArray(new Uint8Array); * // => true * * _.isTypedArray([]); * // => false */var isTypedArray=nodeIsTypedArray?baseUnary(nodeIsTypedArray):baseIsTypedArray;module.exports=isTypedArray},{"./_baseIsTypedArray":104,"./_baseUnary":127,"./_nodeUtil":204}],258:[function(require,module,exports){ /** * Checks if `value` is `undefined`. * * @static * @since 0.1.0 * @memberOf _ * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`. * @example * * _.isUndefined(void 0); * // => true * * _.isUndefined(null); * // => false */ function isUndefined(value){return value===undefined}module.exports=isUndefined},{}],259:[function(require,module,exports){var arrayLikeKeys=require("./_arrayLikeKeys"),baseKeys=require("./_baseKeys"),isArrayLike=require("./isArrayLike"); /** * Creates an array of the own enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. See the * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys) * for more details. * * @static * @since 0.1.0 * @memberOf _ * @category Object * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. * @example * * function Foo() { * this.a = 1; * this.b = 2; * } * * Foo.prototype.c = 3; * * _.keys(new Foo); * // => ['a', 'b'] (iteration order is not guaranteed) * * _.keys('hi'); * // => ['0', '1'] */function keys(object){return isArrayLike(object)?arrayLikeKeys(object):baseKeys(object)}module.exports=keys},{"./_arrayLikeKeys":68,"./_baseKeys":106,"./isArrayLike":244}],260:[function(require,module,exports){var arrayLikeKeys=require("./_arrayLikeKeys"),baseKeysIn=require("./_baseKeysIn"),isArrayLike=require("./isArrayLike"); /** * Creates an array of the own and inherited enumerable property names of `object`. * * **Note:** Non-object values are coerced to objects. * * @static * @memberOf _ * @since 3.0.0 * @category Object * @param {Object} object The object to query. * @returns {Array} Returns the array of property names. * @example * * function Foo() { * this.a = 1; * this.b = 2; * } * * Foo.prototype.c = 3; * * _.keysIn(new Foo); * // => ['a', 'b', 'c'] (iteration order is not guaranteed) */function keysIn(object){return isArrayLike(object)?arrayLikeKeys(object,true):baseKeysIn(object)}module.exports=keysIn},{"./_arrayLikeKeys":68,"./_baseKeysIn":107,"./isArrayLike":244}],261:[function(require,module,exports){ /** * Gets the last element of `array`. * * @static * @memberOf _ * @since 0.1.0 * @category Array * @param {Array} array The array to query. * @returns {*} Returns the last element of `array`. * @example * * _.last([1, 2, 3]); * // => 3 */ function last(array){var length=array==null?0:array.length;return length?array[length-1]:undefined}module.exports=last},{}],262:[function(require,module,exports){var arrayMap=require("./_arrayMap"),baseIteratee=require("./_baseIteratee"),baseMap=require("./_baseMap"),isArray=require("./isArray"); /** * Creates an array of values by running each element in `collection` thru * `iteratee`. The iteratee is invoked with three arguments: * (value, index|key, collection). * * Many lodash methods are guarded to work as iteratees for methods like * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`. * * The guarded methods are: * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`, * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`, * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`, * `template`, `trim`, `trimEnd`, `trimStart`, and `words` * * @static * @memberOf _ * @since 0.1.0 * @category Collection * @param {Array|Object} collection The collection to iterate over. * @param {Function} [iteratee=_.identity] The function invoked per iteration. * @returns {Array} Returns the new mapped array. * @example * * function square(n) { * return n * n; * } * * _.map([4, 8], square); * // => [16, 64] * * _.map({ 'a': 4, 'b': 8 }, square); * // => [16, 64] (iteration order is not guaranteed) * * var users = [ * { 'user': 'barney' }, * { 'user': 'fred' } * ]; * * // The `_.property` iteratee shorthand. * _.map(users, 'user'); * // => ['barney', 'fred'] */function map(collection,iteratee){var func=isArray(collection)?arrayMap:baseMap;return func(collection,baseIteratee(iteratee,3))}module.exports=map},{"./_arrayMap":69,"./_baseIteratee":105,"./_baseMap":109,"./isArray":243}],263:[function(require,module,exports){var baseAssignValue=require("./_baseAssignValue"),baseForOwn=require("./_baseForOwn"),baseIteratee=require("./_baseIteratee"); /** * Creates an object with the same keys as `object` and values generated * by running each own enumerable string keyed property of `object` thru * `iteratee`. The iteratee is invoked with three arguments: * (value, key, object). * * @static * @memberOf _ * @since 2.4.0 * @category Object * @param {Object} object The object to iterate over. * @param {Function} [iteratee=_.identity] The function invoked per iteration. * @returns {Object} Returns the new mapped object. * @see _.mapKeys * @example * * var users = { * 'fred': { 'user': 'fred', 'age': 40 }, * 'pebbles': { 'user': 'pebbles', 'age': 1 } * }; * * _.mapValues(users, function(o) { return o.age; }); * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed) * * // The `_.property` iteratee shorthand. * _.mapValues(users, 'age'); * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed) */function mapValues(object,iteratee){var result={};iteratee=baseIteratee(iteratee,3);baseForOwn(object,function(value,key,object){baseAssignValue(result,key,iteratee(value,key,object))});return result}module.exports=mapValues},{"./_baseAssignValue":79,"./_baseForOwn":88,"./_baseIteratee":105}],264:[function(require,module,exports){var baseExtremum=require("./_baseExtremum"),baseGt=require("./_baseGt"),identity=require("./identity"); /** * Computes the maximum value of `array`. If `array` is empty or falsey, * `undefined` is returned. * * @static * @since 0.1.0 * @memberOf _ * @category Math * @param {Array} array The array to iterate over. * @returns {*} Returns the maximum value. * @example * * _.max([4, 2, 8, 6]); * // => 8 * * _.max([]); * // => undefined */function max(array){return array&&array.length?baseExtremum(array,identity,baseGt):undefined}module.exports=max},{"./_baseExtremum":83,"./_baseGt":92,"./identity":241}],265:[function(require,module,exports){var MapCache=require("./_MapCache"); /** Error message constants. */var FUNC_ERROR_TEXT="Expected a function"; /** * Creates a function that memoizes the result of `func`. If `resolver` is * provided, it determines the cache key for storing the result based on the * arguments provided to the memoized function. By default, the first argument * provided to the memoized function is used as the map cache key. The `func` * is invoked with the `this` binding of the memoized function. * * **Note:** The cache is exposed as the `cache` property on the memoized * function. Its creation may be customized by replacing the `_.memoize.Cache` * constructor with one whose instances implement the * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object) * method interface of `clear`, `delete`, `get`, `has`, and `set`. * * @static * @memberOf _ * @since 0.1.0 * @category Function * @param {Function} func The function to have its output memoized. * @param {Function} [resolver] The function to resolve the cache key. * @returns {Function} Returns the new memoized function. * @example * * var object = { 'a': 1, 'b': 2 }; * var other = { 'c': 3, 'd': 4 }; * * var values = _.memoize(_.values); * values(object); * // => [1, 2] * * values(other); * // => [3, 4] * * object.a = 2; * values(object); * // => [1, 2] * * // Modify the result cache. * values.cache.set(object, ['a', 'b']); * values(object); * // => ['a', 'b'] * * // Replace `_.memoize.Cache`. * _.memoize.Cache = WeakMap; */function memoize(func,resolver){if(typeof func!="function"||resolver!=null&&typeof resolver!="function"){throw new TypeError(FUNC_ERROR_TEXT)}var memoized=function(){var args=arguments,key=resolver?resolver.apply(this,args):args[0],cache=memoized.cache;if(cache.has(key)){return cache.get(key)}var result=func.apply(this,args);memoized.cache=cache.set(key,result)||cache;return result};memoized.cache=new(memoize.Cache||MapCache);return memoized} // Expose `MapCache`. memoize.Cache=MapCache;module.exports=memoize},{"./_MapCache":55}],266:[function(require,module,exports){var baseMerge=require("./_baseMerge"),createAssigner=require("./_createAssigner"); /** * This method is like `_.assign` except that it recursively merges own and * inherited enumerable string keyed properties of source objects into the * destination object. Source properties that resolve to `undefined` are * skipped if a destination value exists. Array and plain object properties * are merged recursively. Other objects and value types are overridden by * assignment. Source objects are applied from left to right. Subsequent * sources overwrite property assignments of previous sources. * * **Note:** This method mutates `object`. * * @static * @memberOf _ * @since 0.5.0 * @category Object * @param {Object} object The destination object. * @param {...Object} [sources] The source objects. * @returns {Object} Returns `object`. * @example * * var object = { * 'a': [{ 'b': 2 }, { 'd': 4 }] * }; * * var other = { * 'a': [{ 'c': 3 }, { 'e': 5 }] * }; * * _.merge(object, other); * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] } */var merge=createAssigner(function(object,source,srcIndex){baseMerge(object,source,srcIndex)});module.exports=merge},{"./_baseMerge":112,"./_createAssigner":147}],267:[function(require,module,exports){var baseExtremum=require("./_baseExtremum"),baseLt=require("./_baseLt"),identity=require("./identity"); /** * Computes the minimum value of `array`. If `array` is empty or falsey, * `undefined` is returned. * * @static * @since 0.1.0 * @memberOf _ * @category Math * @param {Array} array The array to iterate over. * @returns {*} Returns the minimum value. * @example * * _.min([4, 2, 8, 6]); * // => 2 * * _.min([]); * // => undefined */function min(array){return array&&array.length?baseExtremum(array,identity,baseLt):undefined}module.exports=min},{"./_baseExtremum":83,"./_baseLt":108,"./identity":241}],268:[function(require,module,exports){var baseExtremum=require("./_baseExtremum"),baseIteratee=require("./_baseIteratee"),baseLt=require("./_baseLt"); /** * This method is like `_.min` except that it accepts `iteratee` which is * invoked for each element in `array` to generate the criterion by which * the value is ranked. The iteratee is invoked with one argument: (value). * * @static * @memberOf _ * @since 4.0.0 * @category Math * @param {Array} array The array to iterate over. * @param {Function} [iteratee=_.identity] The iteratee invoked per element. * @returns {*} Returns the minimum value. * @example * * var objects = [{ 'n': 1 }, { 'n': 2 }]; * * _.minBy(objects, function(o) { return o.n; }); * // => { 'n': 1 } * * // The `_.property` iteratee shorthand. * _.minBy(objects, 'n'); * // => { 'n': 1 } */function minBy(array,iteratee){return array&&array.length?baseExtremum(array,baseIteratee(iteratee,2),baseLt):undefined}module.exports=minBy},{"./_baseExtremum":83,"./_baseIteratee":105,"./_baseLt":108}],269:[function(require,module,exports){ /** * This method returns `undefined`. * * @static * @memberOf _ * @since 2.3.0 * @category Util * @example * * _.times(2, _.noop); * // => [undefined, undefined] */ function noop(){ // No operation performed. }module.exports=noop},{}],270:[function(require,module,exports){var root=require("./_root"); /** * Gets the timestamp of the number of milliseconds that have elapsed since * the Unix epoch (1 January 1970 00:00:00 UTC). * * @static * @memberOf _ * @since 2.4.0 * @category Date * @returns {number} Returns the timestamp. * @example * * _.defer(function(stamp) { * console.log(_.now() - stamp); * }, _.now()); * // => Logs the number of milliseconds it took for the deferred invocation. */var now=function(){return root.Date.now()};module.exports=now},{"./_root":208}],271:[function(require,module,exports){var basePick=require("./_basePick"),flatRest=require("./_flatRest"); /** * Creates an object composed of the picked `object` properties. * * @static * @since 0.1.0 * @memberOf _ * @category Object * @param {Object} object The source object. * @param {...(string|string[])} [paths] The property paths to pick. * @returns {Object} Returns the new object. * @example * * var object = { 'a': 1, 'b': '2', 'c': 3 }; * * _.pick(object, ['a', 'c']); * // => { 'a': 1, 'c': 3 } */var pick=flatRest(function(object,paths){return object==null?{}:basePick(object,paths)});module.exports=pick},{"./_basePick":115,"./_flatRest":157}],272:[function(require,module,exports){var baseProperty=require("./_baseProperty"),basePropertyDeep=require("./_basePropertyDeep"),isKey=require("./_isKey"),toKey=require("./_toKey"); /** * Creates a function that returns the value at `path` of a given object. * * @static * @memberOf _ * @since 2.4.0 * @category Util * @param {Array|string} path The path of the property to get. * @returns {Function} Returns the new accessor function. * @example * * var objects = [ * { 'a': { 'b': 2 } }, * { 'a': { 'b': 1 } } * ]; * * _.map(objects, _.property('a.b')); * // => [2, 1] * * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b'); * // => [1, 2] */function property(path){return isKey(path)?baseProperty(toKey(path)):basePropertyDeep(path)}module.exports=property},{"./_baseProperty":117,"./_basePropertyDeep":118,"./_isKey":183,"./_toKey":223}],273:[function(require,module,exports){var createRange=require("./_createRange"); /** * Creates an array of numbers (positive and/or negative) progressing from * `start` up to, but not including, `end`. A step of `-1` is used if a negative * `start` is specified without an `end` or `step`. If `end` is not specified, * it's set to `start` with `start` then set to `0`. * * **Note:** JavaScript follows the IEEE-754 standard for resolving * floating-point values which can produce unexpected results. * * @static * @since 0.1.0 * @memberOf _ * @category Util * @param {number} [start=0] The start of the range. * @param {number} end The end of the range. * @param {number} [step=1] The value to increment or decrement by. * @returns {Array} Returns the range of numbers. * @see _.inRange, _.rangeRight * @example * * _.range(4); * // => [0, 1, 2, 3] * * _.range(-4); * // => [0, -1, -2, -3] * * _.range(1, 5); * // => [1, 2, 3, 4] * * _.range(0, 20, 5); * // => [0, 5, 10, 15] * * _.range(0, -4, -1); * // => [0, -1, -2, -3] * * _.range(1, 4, 0); * // => [1, 1, 1] * * _.range(0); * // => [] */var range=createRange();module.exports=range},{"./_createRange":151}],274:[function(require,module,exports){var arrayReduce=require("./_arrayReduce"),baseEach=require("./_baseEach"),baseIteratee=require("./_baseIteratee"),baseReduce=require("./_baseReduce"),isArray=require("./isArray"); /** * Reduces `collection` to a value which is the accumulated result of running * each element in `collection` thru `iteratee`, where each successive * invocation is supplied the return value of the previous. If `accumulator` * is not given, the first element of `collection` is used as the initial * value. The iteratee is invoked with four arguments: * (accumulator, value, index|key, collection). * * Many lodash methods are guarded to work as iteratees for methods like * `_.reduce`, `_.reduceRight`, and `_.transform`. * * The guarded methods are: * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`, * and `sortBy` * * @static * @memberOf _ * @since 0.1.0 * @category Collection * @param {Array|Object} collection The collection to iterate over. * @param {Function} [iteratee=_.identity] The function invoked per iteration. * @param {*} [accumulator] The initial value. * @returns {*} Returns the accumulated value. * @see _.reduceRight * @example * * _.reduce([1, 2], function(sum, n) { * return sum + n; * }, 0); * // => 3 * * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) { * (result[value] || (result[value] = [])).push(key); * return result; * }, {}); * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed) */function reduce(collection,iteratee,accumulator){var func=isArray(collection)?arrayReduce:baseReduce,initAccum=arguments.length<3;return func(collection,baseIteratee(iteratee,4),accumulator,initAccum,baseEach)}module.exports=reduce},{"./_arrayReduce":71,"./_baseEach":82,"./_baseIteratee":105,"./_baseReduce":120,"./isArray":243}],275:[function(require,module,exports){var baseKeys=require("./_baseKeys"),getTag=require("./_getTag"),isArrayLike=require("./isArrayLike"),isString=require("./isString"),stringSize=require("./_stringSize"); /** `Object#toString` result references. */var mapTag="[object Map]",setTag="[object Set]"; /** * Gets the size of `collection` by returning its length for array-like * values or the number of own enumerable string keyed properties for objects. * * @static * @memberOf _ * @since 0.1.0 * @category Collection * @param {Array|Object|string} collection The collection to inspect. * @returns {number} Returns the collection size. * @example * * _.size([1, 2, 3]); * // => 3 * * _.size({ 'a': 1, 'b': 2 }); * // => 2 * * _.size('pebbles'); * // => 7 */function size(collection){if(collection==null){return 0}if(isArrayLike(collection)){return isString(collection)?stringSize(collection):collection.length}var tag=getTag(collection);if(tag==mapTag||tag==setTag){return collection.size}return baseKeys(collection).length}module.exports=size},{"./_baseKeys":106,"./_getTag":168,"./_stringSize":221,"./isArrayLike":244,"./isString":255}],276:[function(require,module,exports){var baseFlatten=require("./_baseFlatten"),baseOrderBy=require("./_baseOrderBy"),baseRest=require("./_baseRest"),isIterateeCall=require("./_isIterateeCall"); /** * Creates an array of elements, sorted in ascending order by the results of * running each element in a collection thru each iteratee. This method * performs a stable sort, that is, it preserves the original sort order of * equal elements. The iteratees are invoked with one argument: (value). * * @static * @memberOf _ * @since 0.1.0 * @category Collection * @param {Array|Object} collection The collection to iterate over. * @param {...(Function|Function[])} [iteratees=[_.identity]] * The iteratees to sort by. * @returns {Array} Returns the new sorted array. * @example * * var users = [ * { 'user': 'fred', 'age': 48 }, * { 'user': 'barney', 'age': 36 }, * { 'user': 'fred', 'age': 40 }, * { 'user': 'barney', 'age': 34 } * ]; * * _.sortBy(users, [function(o) { return o.user; }]); * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]] * * _.sortBy(users, ['user', 'age']); * // => objects for [['barney', 34], ['barney', 36], ['fred', 40], ['fred', 48]] */var sortBy=baseRest(function(collection,iteratees){if(collection==null){return[]}var length=iteratees.length;if(length>1&&isIterateeCall(collection,iteratees[0],iteratees[1])){iteratees=[]}else if(length>2&&isIterateeCall(iteratees[0],iteratees[1],iteratees[2])){iteratees=[iteratees[0]]}return baseOrderBy(collection,baseFlatten(iteratees,1),[])});module.exports=sortBy},{"./_baseFlatten":86,"./_baseOrderBy":114,"./_baseRest":121,"./_isIterateeCall":182}],277:[function(require,module,exports){ /** * This method returns a new empty array. * * @static * @memberOf _ * @since 4.13.0 * @category Util * @returns {Array} Returns the new empty array. * @example * * var arrays = _.times(2, _.stubArray); * * console.log(arrays); * // => [[], []] * * console.log(arrays[0] === arrays[1]); * // => false */ function stubArray(){return[]}module.exports=stubArray},{}],278:[function(require,module,exports){ /** * This method returns `false`. * * @static * @memberOf _ * @since 4.13.0 * @category Util * @returns {boolean} Returns `false`. * @example * * _.times(2, _.stubFalse); * // => [false, false] */ function stubFalse(){return false}module.exports=stubFalse},{}],279:[function(require,module,exports){var toNumber=require("./toNumber"); /** Used as references for various `Number` constants. */var INFINITY=1/0,MAX_INTEGER=17976931348623157e292; /** * Converts `value` to a finite number. * * @static * @memberOf _ * @since 4.12.0 * @category Lang * @param {*} value The value to convert. * @returns {number} Returns the converted number. * @example * * _.toFinite(3.2); * // => 3.2 * * _.toFinite(Number.MIN_VALUE); * // => 5e-324 * * _.toFinite(Infinity); * // => 1.7976931348623157e+308 * * _.toFinite('3.2'); * // => 3.2 */function toFinite(value){if(!value){return value===0?value:0}value=toNumber(value);if(value===INFINITY||value===-INFINITY){var sign=value<0?-1:1;return sign*MAX_INTEGER}return value===value?value:0}module.exports=toFinite},{"./toNumber":281}],280:[function(require,module,exports){var toFinite=require("./toFinite"); /** * Converts `value` to an integer. * * **Note:** This method is loosely based on * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger). * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to convert. * @returns {number} Returns the converted integer. * @example * * _.toInteger(3.2); * // => 3 * * _.toInteger(Number.MIN_VALUE); * // => 0 * * _.toInteger(Infinity); * // => 1.7976931348623157e+308 * * _.toInteger('3.2'); * // => 3 */function toInteger(value){var result=toFinite(value),remainder=result%1;return result===result?remainder?result-remainder:result:0}module.exports=toInteger},{"./toFinite":279}],281:[function(require,module,exports){var isObject=require("./isObject"),isSymbol=require("./isSymbol"); /** Used as references for various `Number` constants. */var NAN=0/0; /** Used to match leading and trailing whitespace. */var reTrim=/^\s+|\s+$/g; /** Used to detect bad signed hexadecimal string values. */var reIsBadHex=/^[-+]0x[0-9a-f]+$/i; /** Used to detect binary string values. */var reIsBinary=/^0b[01]+$/i; /** Used to detect octal string values. */var reIsOctal=/^0o[0-7]+$/i; /** Built-in method references without a dependency on `root`. */var freeParseInt=parseInt; /** * Converts `value` to a number. * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to process. * @returns {number} Returns the number. * @example * * _.toNumber(3.2); * // => 3.2 * * _.toNumber(Number.MIN_VALUE); * // => 5e-324 * * _.toNumber(Infinity); * // => Infinity * * _.toNumber('3.2'); * // => 3.2 */function toNumber(value){if(typeof value=="number"){return value}if(isSymbol(value)){return NAN}if(isObject(value)){var other=typeof value.valueOf=="function"?value.valueOf():value;value=isObject(other)?other+"":other}if(typeof value!="string"){return value===0?value:+value}value=value.replace(reTrim,"");var isBinary=reIsBinary.test(value);return isBinary||reIsOctal.test(value)?freeParseInt(value.slice(2),isBinary?2:8):reIsBadHex.test(value)?NAN:+value}module.exports=toNumber},{"./isObject":251,"./isSymbol":256}],282:[function(require,module,exports){var copyObject=require("./_copyObject"),keysIn=require("./keysIn"); /** * Converts `value` to a plain object flattening inherited enumerable string * keyed properties of `value` to own properties of the plain object. * * @static * @memberOf _ * @since 3.0.0 * @category Lang * @param {*} value The value to convert. * @returns {Object} Returns the converted plain object. * @example * * function Foo() { * this.b = 2; * } * * Foo.prototype.c = 3; * * _.assign({ 'a': 1 }, new Foo); * // => { 'a': 1, 'b': 2 } * * _.assign({ 'a': 1 }, _.toPlainObject(new Foo)); * // => { 'a': 1, 'b': 2, 'c': 3 } */function toPlainObject(value){return copyObject(value,keysIn(value))}module.exports=toPlainObject},{"./_copyObject":143,"./keysIn":260}],283:[function(require,module,exports){var baseToString=require("./_baseToString"); /** * Converts `value` to a string. An empty string is returned for `null` * and `undefined` values. The sign of `-0` is preserved. * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to convert. * @returns {string} Returns the converted string. * @example * * _.toString(null); * // => '' * * _.toString(-0); * // => '-0' * * _.toString([1, 2, 3]); * // => '1,2,3' */function toString(value){return value==null?"":baseToString(value)}module.exports=toString},{"./_baseToString":126}],284:[function(require,module,exports){var arrayEach=require("./_arrayEach"),baseCreate=require("./_baseCreate"),baseForOwn=require("./_baseForOwn"),baseIteratee=require("./_baseIteratee"),getPrototype=require("./_getPrototype"),isArray=require("./isArray"),isBuffer=require("./isBuffer"),isFunction=require("./isFunction"),isObject=require("./isObject"),isTypedArray=require("./isTypedArray"); /** * An alternative to `_.reduce`; this method transforms `object` to a new * `accumulator` object which is the result of running each of its own * enumerable string keyed properties thru `iteratee`, with each invocation * potentially mutating the `accumulator` object. If `accumulator` is not * provided, a new object with the same `[[Prototype]]` will be used. The * iteratee is invoked with four arguments: (accumulator, value, key, object). * Iteratee functions may exit iteration early by explicitly returning `false`. * * @static * @memberOf _ * @since 1.3.0 * @category Object * @param {Object} object The object to iterate over. * @param {Function} [iteratee=_.identity] The function invoked per iteration. * @param {*} [accumulator] The custom accumulator value. * @returns {*} Returns the accumulated value. * @example * * _.transform([2, 3, 4], function(result, n) { * result.push(n *= n); * return n % 2 == 0; * }, []); * // => [4, 9] * * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) { * (result[value] || (result[value] = [])).push(key); * }, {}); * // => { '1': ['a', 'c'], '2': ['b'] } */function transform(object,iteratee,accumulator){var isArr=isArray(object),isArrLike=isArr||isBuffer(object)||isTypedArray(object);iteratee=baseIteratee(iteratee,4);if(accumulator==null){var Ctor=object&&object.constructor;if(isArrLike){accumulator=isArr?new Ctor:[]}else if(isObject(object)){accumulator=isFunction(Ctor)?baseCreate(getPrototype(object)):{}}else{accumulator={}}}(isArrLike?arrayEach:baseForOwn)(object,function(value,index,object){return iteratee(accumulator,value,index,object)});return accumulator}module.exports=transform},{"./_arrayEach":64,"./_baseCreate":81,"./_baseForOwn":88,"./_baseIteratee":105,"./_getPrototype":164,"./isArray":243,"./isBuffer":246,"./isFunction":248,"./isObject":251,"./isTypedArray":257}],285:[function(require,module,exports){var baseFlatten=require("./_baseFlatten"),baseRest=require("./_baseRest"),baseUniq=require("./_baseUniq"),isArrayLikeObject=require("./isArrayLikeObject"); /** * Creates an array of unique values, in order, from all given arrays using * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero) * for equality comparisons. * * @static * @memberOf _ * @since 0.1.0 * @category Array * @param {...Array} [arrays] The arrays to inspect. * @returns {Array} Returns the new array of combined values. * @example * * _.union([2], [1, 2]); * // => [2, 1] */var union=baseRest(function(arrays){return baseUniq(baseFlatten(arrays,1,isArrayLikeObject,true))});module.exports=union},{"./_baseFlatten":86,"./_baseRest":121,"./_baseUniq":128,"./isArrayLikeObject":245}],286:[function(require,module,exports){var toString=require("./toString"); /** Used to generate unique IDs. */var idCounter=0; /** * Generates a unique ID. If `prefix` is given, the ID is appended to it. * * @static * @since 0.1.0 * @memberOf _ * @category Util * @param {string} [prefix=''] The value to prefix the ID with. * @returns {string} Returns the unique ID. * @example * * _.uniqueId('contact_'); * // => 'contact_104' * * _.uniqueId(); * // => '105' */function uniqueId(prefix){var id=++idCounter;return toString(prefix)+id}module.exports=uniqueId},{"./toString":283}],287:[function(require,module,exports){var baseValues=require("./_baseValues"),keys=require("./keys"); /** * Creates an array of the own enumerable string keyed property values of `object`. * * **Note:** Non-object values are coerced to objects. * * @static * @since 0.1.0 * @memberOf _ * @category Object * @param {Object} object The object to query. * @returns {Array} Returns the array of property values. * @example * * function Foo() { * this.a = 1; * this.b = 2; * } * * Foo.prototype.c = 3; * * _.values(new Foo); * // => [1, 2] (iteration order is not guaranteed) * * _.values('hi'); * // => ['h', 'i'] */function values(object){return object==null?[]:baseValues(object,keys(object))}module.exports=values},{"./_baseValues":129,"./keys":259}],288:[function(require,module,exports){var assignValue=require("./_assignValue"),baseZipObject=require("./_baseZipObject"); /** * This method is like `_.fromPairs` except that it accepts two arrays, * one of property identifiers and one of corresponding values. * * @static * @memberOf _ * @since 0.4.0 * @category Array * @param {Array} [props=[]] The property identifiers. * @param {Array} [values=[]] The property values. * @returns {Object} Returns the new object. * @example * * _.zipObject(['a', 'b'], [1, 2]); * // => { 'a': 1, 'b': 2 } */function zipObject(props,values){return baseZipObject(props||[],values||[],assignValue)}module.exports=zipObject},{"./_assignValue":75,"./_baseZipObject":130}]},{},[1])(1)});