strong-trace/lib/execution_trace.js

StrongTrace Node.js Tracer

"use strict";

module.exports = ExecutionTrace
module.exports.toExecutionTrace = toExecutionTrace

var hrtutils = require("./hrtutils")

function toExecutionTrace(trace) {
  var ext = new ExecutionTrace()
  ext.start = trace.ts
  ext.mod = trace.mod
  ext.fn = trace.fn
  ext.id = trace.id
  return ext
}

function ExecutionTrace() {}

ExecutionTrace.prototype.visitIndex = 0
ExecutionTrace.prototype.start = [0, 0]
ExecutionTrace.prototype.mod = ""
ExecutionTrace.prototype.fn = ""
ExecutionTrace.prototype.end = [0, 0]
ExecutionTrace.prototype.fnTime = 0
ExecutionTrace.prototype.childTime = 0
ExecutionTrace.prototype.parent = undefined

ExecutionTrace.prototype.finish = function finish(trace) {
  this.end = trace.ts
  this.fnTime = hrtutils.hrtToUs(hrtutils.hrDiff(this.start, this.end)) - this.childTime
}

ExecutionTrace.prototype.addChild = function addChild(childTrace) {
  this.childTime += childTrace.fnTime
  // TODO some linkage
}