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const archy = require('archy')
const libCoverage = require('istanbul-lib-coverage')
function ProcessInfo (defaults) {
defaults = defaults || {}
this.pid = String(process.pid)
this.argv = process.argv
this.execArgv = process.execArgv
this.cwd = process.cwd()
this.time = Date.now()
this.ppid = null
this.root = null
this.coverageFilename = null
this.nodes = [] // list of children, filled by buildProcessTree()
this._coverageMap = null
for (var key in defaults) {
this[key] = defaults[key]
}
}
Object.defineProperty(ProcessInfo.prototype, 'label', {
get: function () {
if (this._label) {
return this._label
}
var covInfo = ''
if (this._coverageMap) {
covInfo = '\n ' + this._coverageMap.getCoverageSummary().lines.pct + ' % Lines'
}
return this.argv.join(' ') + covInfo
}
})
ProcessInfo.buildProcessTree = function (infos) {
var treeRoot = new ProcessInfo({ _label: 'nyc' })
var nodes = { }
infos = infos.sort(function (a, b) {
return a.time - b.time
})
infos.forEach(function (p) {
nodes[p.root + ':' + p.pid] = p
})
infos.forEach(function (p) {
if (!p.ppid) {
return
}
var parent = nodes[p.root + ':' + p.ppid]
if (!parent) {
parent = treeRoot
}
parent.nodes.push(p)
})
return treeRoot
}
ProcessInfo.prototype.getCoverageMap = function (merger) {
if (this._coverageMap) {
return this._coverageMap
}
var childMaps = this.nodes.map(function (child) {
return child.getCoverageMap(merger)
})
this._coverageMap = merger([this.coverageFilename], childMaps)
return this._coverageMap
}
ProcessInfo.prototype.render = function (nyc) {
this.getCoverageMap(function (filenames, maps) {
var map = libCoverage.createCoverageMap({})
nyc.eachReport(filenames, function (report) {
map.merge(report)
})
maps.forEach(function (otherMap) {
map.merge(otherMap)
})
return map
})
return archy(this)
}
module.exports = ProcessInfo
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