Add values to JSC heap capture visualizaion
Reviewed By: bnham Differential Revision: D3757492 fbshipit-source-id: 2e311878ca773b7d1ec680a2dc6422633f98a3a7
This commit is contained in:
Charles Dick
Facebook Github Bot 7
parent
a0f55c9bca
commit
c06c1e1786
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@ -10,6 +10,110 @@
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/*eslint no-console-disallow: "off"*/
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/*global React ReactDOM Table stringInterner stackRegistry aggrow preLoadedCapture:true*/
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function RefVisitor(refs,id){
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this.refs=refs;
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this.id=id;
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}
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RefVisitor.prototype={
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moveToEdge:function moveToEdge(name){
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var ref=this.refs[this.id];
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if(ref&&ref.edges){
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var edges=ref.edges;
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for(var edgeId in edges){
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if(edges[edgeId]===name){
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this.id=edgeId;
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return this;
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}
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}
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}
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this.id=undefined;
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return this;
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},
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moveToFirst:function moveToFirst(callback){
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var ref=this.refs[this.id];
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if(ref&&ref.edges){
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var edges=ref.edges;
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for(var edgeId in edges){
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this.id=edgeId;
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if(callback(edges[edgeId],this)){
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return this;
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}
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}
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}
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this.id=undefined;
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return this;
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},
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forEachEdge:function forEachEdge(callback){
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var ref=this.refs[this.id];
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if(ref&&ref.edges){
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var edges=ref.edges;
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var visitor=new RefVisitor(this.refs,undefined);
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for(var edgeId in edges){
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visitor.id=edgeId;
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callback(edges[edgeId],visitor);
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}
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}
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},
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getType:function getType(){
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var ref=this.refs[this.id];
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if(ref){
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return ref.type;
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}
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return undefined;
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},
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getRef:function getRef(){
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return this.refs[this.id];
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},
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clone:function clone(){
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return new RefVisitor(this.refs,this.id);
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},
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isDefined:function isDefined(){
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return!!this.id;
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},
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getValue:function getValue(){var _this=this;
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var ref=this.refs[this.id];
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if(ref){
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if(ref.type==='string'){
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if(ref.value){
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return ref.value;
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}else{var _ret=function(){
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var rope=[];
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_this.forEachEdge(function(name,visitor){
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if(name&&name.startsWith('[')&&name.endsWith(']')){
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var index=parseInt(name.substring(1,name.length-1),10);
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rope[index]=visitor.getValue();
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}
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});
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return{v:rope.join('')};}();if(typeof _ret==="object")return _ret.v;
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}
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}else if(ref.type==='ScriptExecutable'||
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ref.type==='EvalExecutable'||
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ref.type==='ProgramExecutable'){
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return ref.value.url+':'+ref.value.line+':'+ref.value.col;
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}else if(ref.type==='FunctionExecutable'){
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return ref.value.name+'@'+ref.value.url+':'+ref.value.line+':'+ref.value.col;
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}else if(ref.type==='NativeExecutable'){
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return ref.value.function+' '+ref.value.constructor+' '+ref.value.name;
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}else if(ref.type==='Function'){
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var executable=this.clone().moveToEdge('@Executable');
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if(executable.id){
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return executable.getRef().type+' '+executable.getValue();
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}
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}
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}
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return'#none';
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}};
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function forEachRef(refs,callback){
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var visitor=new RefVisitor(refs,undefined);
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for(var id in refs){
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visitor.id=id;
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callback(visitor);
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}
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}
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function getTypeName(ref){
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if(ref.type==='Function'&&!!ref.value){
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return'Function '+ref.value.name;
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@ -212,13 +316,14 @@ var sizeField=2;
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var traceField=3;
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var pathField=4;
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var reactField=5;
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var numFields=6;
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var valueField=6;
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var numFields=7;
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return{
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strings:strings,
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stacks:stacks,
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data:data,
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register:function registerCapture(captureId,capture){
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register:function registerCapture(captureId,capture){var _this2=this;
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// NB: capture.refs is potentially VERY large, so we try to avoid making
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// copies, even of iteration is a bit more annoying.
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var rowCount=0;
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@ -245,34 +350,41 @@ this.stacks,
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reactComponentTreeMap);
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var internedCaptureId=this.strings.intern(captureId);
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for(var _id4 in capture.refs){
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var ref=capture.refs[_id4];
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newData[dataOffset+idField]=parseInt(_id4,16);
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newData[dataOffset+typeField]=this.strings.intern(getTypeName(ref));
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var noneStack=this.stacks.insert(this.stacks.root,'#none');
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forEachRef(capture.refs,function(visitor){
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var ref=visitor.getRef();
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var id=visitor.id;
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newData[dataOffset+idField]=parseInt(id,16);
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newData[dataOffset+typeField]=_this2.strings.intern(ref.type);
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newData[dataOffset+sizeField]=ref.size;
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newData[dataOffset+traceField]=internedCaptureId;
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var pathNode=rootPathMap[_id4];
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var pathNode=rootPathMap[id];
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if(pathNode===undefined){
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throw'did not find path for ref!';
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}
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newData[dataOffset+pathField]=pathNode.id;
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var reactTree=reactComponentTreeMap[_id4];
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var reactTree=reactComponentTreeMap[id];
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if(reactTree===undefined){
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newData[dataOffset+reactField]=
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this.stacks.insert(this.stacks.root,'<not-under-tree>').id;
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newData[dataOffset+reactField]=noneStack.id;
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}else{
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newData[dataOffset+reactField]=reactTree.id;
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}
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newData[dataOffset+valueField]=_this2.strings.intern(visitor.getValue());
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dataOffset+=numFields;
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}
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for(var _id5 in capture.markedBlocks){
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var block=capture.markedBlocks[_id5];
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newData[dataOffset+idField]=parseInt(_id5,16);
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});
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for(var _id4 in capture.markedBlocks){
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var block=capture.markedBlocks[_id4];
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newData[dataOffset+idField]=parseInt(_id4,16);
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newData[dataOffset+typeField]=this.strings.intern('Marked Block Overhead');
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newData[dataOffset+sizeField]=block.capacity-block.size;
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newData[dataOffset+traceField]=internedCaptureId;
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newData[dataOffset+pathField]=this.stacks.root;
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newData[dataOffset+reactField]=this.stacks.root;
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newData[dataOffset+pathField]=noneStack.id;
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newData[dataOffset+reactField]=noneStack.id;
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newData[dataOffset+valueField]=this.strings.intern(
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'capacity: '+block.capacity+
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', size: '+block.size+
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', granularity: '+block.cellSize);
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dataOffset+=numFields;
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}
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this.data=newData;
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@ -297,12 +409,12 @@ return agData[rowA*numFields+idField]-agData[rowB*numFields+idField];
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});
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var typeExpander=ag.addFieldExpander('Type',
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function getSize(row){return agStrings.get(agData[row*numFields+typeField]);},
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function compareSize(rowA,rowB){
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function getType(row){return agStrings.get(agData[row*numFields+typeField]);},
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function compareType(rowA,rowB){
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return agData[rowA*numFields+typeField]-agData[rowB*numFields+typeField];
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});
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ag.addFieldExpander('Size',
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var sizeExpander=ag.addFieldExpander('Size',
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function getSize(row){return agData[row*numFields+sizeField].toString();},
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function compareSize(rowA,rowB){
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return agData[rowA*numFields+sizeField]-agData[rowB*numFields+sizeField];
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@ -320,6 +432,12 @@ function getStack(row){return agStacks.get(agData[row*numFields+pathField]);});
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var reactExpander=ag.addCalleeStackExpander('React Tree',
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function getStack(row){return agStacks.get(agData[row*numFields+reactField]);});
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var valueExpander=ag.addFieldExpander('Value',
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function getValue(row){return agStrings.get(agData[row*numFields+valueField]);},
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function compareValue(rowA,rowB){
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return agData[rowA*numFields+valueField]-agData[rowB*numFields+valueField];
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});
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var sizeAggregator=ag.addAggregator('Size',
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function aggregateSize(indices){
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var size=0;
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@ -339,7 +457,15 @@ return indices.length;
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function formatCount(value){return value.toString();},
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function sortCount(a,b){return b-a;});
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ag.setActiveExpanders([pathExpander,reactExpander,typeExpander,idExpander,traceExpander]);
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ag.setActiveExpanders([
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pathExpander,
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reactExpander,
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typeExpander,
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idExpander,
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traceExpander,
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valueExpander,
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sizeExpander]);
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ag.setActiveAggregators([sizeAggregator,countAggregator]);
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return ag;
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}};
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@ -10,6 +10,110 @@
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/*eslint no-console-disallow: "off"*/
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/*global React ReactDOM Table stringInterner stackRegistry aggrow preLoadedCapture:true*/
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function RefVisitor(refs, id) {
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this.refs = refs;
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this.id = id;
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}
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RefVisitor.prototype = {
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moveToEdge: function moveToEdge(name) {
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const ref = this.refs[this.id];
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if (ref && ref.edges) {
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const edges = ref.edges;
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for (const edgeId in edges) {
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if (edges[edgeId] === name) {
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this.id = edgeId;
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return this;
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}
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}
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}
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this.id = undefined;
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return this;
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},
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moveToFirst: function moveToFirst(callback) {
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const ref = this.refs[this.id];
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if (ref && ref.edges) {
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const edges = ref.edges;
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for (const edgeId in edges) {
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this.id = edgeId;
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if (callback(edges[edgeId], this)) {
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return this;
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}
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}
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}
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this.id = undefined;
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return this;
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},
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forEachEdge: function forEachEdge(callback) {
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const ref = this.refs[this.id];
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if (ref && ref.edges) {
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const edges = ref.edges;
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const visitor = new RefVisitor(this.refs, undefined);
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for (const edgeId in edges) {
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visitor.id = edgeId;
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callback(edges[edgeId], visitor);
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}
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}
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},
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getType: function getType() {
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const ref = this.refs[this.id];
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if (ref) {
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return ref.type;
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}
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return undefined;
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},
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getRef: function getRef() {
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return this.refs[this.id];
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},
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clone: function clone() {
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return new RefVisitor(this.refs, this.id);
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},
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isDefined: function isDefined() {
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return !!this.id;
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},
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getValue: function getValue() {
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const ref = this.refs[this.id];
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if (ref) {
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if (ref.type === 'string') {
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if (ref.value) {
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return ref.value;
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} else {
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const rope = [];
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this.forEachEdge((name, visitor) => {
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if (name && name.startsWith('[') && name.endsWith(']')) {
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const index = parseInt(name.substring(1, name.length - 1), 10);
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rope[index] = visitor.getValue();
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}
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});
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return rope.join('');
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}
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} else if (ref.type === 'ScriptExecutable'
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|| ref.type === 'EvalExecutable'
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|| ref.type === 'ProgramExecutable') {
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return ref.value.url + ':' + ref.value.line + ':' + ref.value.col;
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} else if (ref.type === 'FunctionExecutable') {
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return ref.value.name + '@' + ref.value.url + ':' + ref.value.line + ':' + ref.value.col;
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} else if (ref.type === 'NativeExecutable') {
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return ref.value.function + ' ' + ref.value.constructor + ' ' + ref.value.name;
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} else if (ref.type === 'Function') {
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const executable = this.clone().moveToEdge('@Executable');
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if (executable.id) {
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return executable.getRef().type + ' ' + executable.getValue();
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}
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}
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}
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return '#none';
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}
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};
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function forEachRef(refs, callback) {
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const visitor = new RefVisitor(refs, undefined);
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for (const id in refs) {
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visitor.id = id;
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callback(visitor);
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}
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}
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function getTypeName(ref) {
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if (ref.type === 'Function' && !!ref.value) {
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return 'Function ' + ref.value.name;
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@ -212,7 +316,8 @@ function captureRegistry() {
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const traceField = 3;
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const pathField = 4;
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const reactField = 5;
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const numFields = 6;
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const valueField = 6;
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const numFields = 7;
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return {
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strings: strings,
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@ -245,10 +350,12 @@ function captureRegistry() {
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reactComponentTreeMap
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);
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const internedCaptureId = this.strings.intern(captureId);
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for (const id in capture.refs) {
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const ref = capture.refs[id];
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const noneStack = this.stacks.insert(this.stacks.root, '#none');
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forEachRef(capture.refs, (visitor) => {
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const ref = visitor.getRef();
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const id = visitor.id;
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newData[dataOffset + idField] = parseInt(id, 16);
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newData[dataOffset + typeField] = this.strings.intern(getTypeName(ref));
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newData[dataOffset + typeField] = this.strings.intern(ref.type);
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newData[dataOffset + sizeField] = ref.size;
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newData[dataOffset + traceField] = internedCaptureId;
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const pathNode = rootPathMap[id];
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@ -258,21 +365,26 @@ function captureRegistry() {
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newData[dataOffset + pathField] = pathNode.id;
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const reactTree = reactComponentTreeMap[id];
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if (reactTree === undefined) {
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newData[dataOffset + reactField] =
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this.stacks.insert(this.stacks.root, '<not-under-tree>').id;
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newData[dataOffset + reactField] = noneStack.id;
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} else {
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newData[dataOffset + reactField] = reactTree.id;
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}
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newData[dataOffset + valueField] = this.strings.intern(visitor.getValue());
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dataOffset += numFields;
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}
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});
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for (const id in capture.markedBlocks) {
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const block = capture.markedBlocks[id];
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newData[dataOffset + idField] = parseInt(id, 16);
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newData[dataOffset + typeField] = this.strings.intern('Marked Block Overhead');
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newData[dataOffset + sizeField] = block.capacity - block.size;
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newData[dataOffset + traceField] = internedCaptureId;
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newData[dataOffset + pathField] = this.stacks.root;
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newData[dataOffset + reactField] = this.stacks.root;
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newData[dataOffset + pathField] = noneStack.id;
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newData[dataOffset + reactField] = noneStack.id;
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newData[dataOffset + valueField] = this.strings.intern(
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'capacity: ' + block.capacity +
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', size: ' + block.size +
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', granularity: ' + block.cellSize
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);
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dataOffset += numFields;
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}
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this.data = newData;
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@ -297,12 +409,12 @@ function captureRegistry() {
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});
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const typeExpander = ag.addFieldExpander('Type',
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function getSize(row) { return agStrings.get(agData[row * numFields + typeField]); },
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function compareSize(rowA, rowB) {
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function getType(row) { return agStrings.get(agData[row * numFields + typeField]); },
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function compareType(rowA, rowB) {
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return agData[rowA * numFields + typeField] - agData[rowB * numFields + typeField];
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});
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ag.addFieldExpander('Size',
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const sizeExpander = ag.addFieldExpander('Size',
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function getSize(row) { return agData[row * numFields + sizeField].toString(); },
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function compareSize(rowA, rowB) {
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return agData[rowA * numFields + sizeField] - agData[rowB * numFields + sizeField];
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@ -320,6 +432,12 @@ function captureRegistry() {
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const reactExpander = ag.addCalleeStackExpander('React Tree',
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function getStack(row) { return agStacks.get(agData[row * numFields + reactField]); });
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const valueExpander = ag.addFieldExpander('Value',
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function getValue(row) { return agStrings.get(agData[row * numFields + valueField]); },
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function compareValue(rowA, rowB) {
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return agData[rowA * numFields + valueField] - agData[rowB * numFields + valueField];
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});
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const sizeAggregator = ag.addAggregator('Size',
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function aggregateSize(indices) {
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let size = 0;
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@ -339,7 +457,15 @@ function captureRegistry() {
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function formatCount(value) { return value.toString(); },
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function sortCount(a, b) { return b - a; } );
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ag.setActiveExpanders([pathExpander, reactExpander, typeExpander, idExpander, traceExpander]);
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ag.setActiveExpanders([
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pathExpander,
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reactExpander,
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typeExpander,
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idExpander,
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traceExpander,
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valueExpander,
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sizeExpander
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]);
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ag.setActiveAggregators([sizeAggregator, countAggregator]);
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return ag;
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},
|
||||
|
|
|
|||
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Reference in New Issue