mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
62 lines
1.6 KiB
JavaScript
62 lines
1.6 KiB
JavaScript
/* eslint-disable
|
|
no-unused-vars,
|
|
*/
|
|
// TODO: This file was created by bulk-decaffeinate.
|
|
// Fix any style issues and re-enable lint.
|
|
/*
|
|
* decaffeinate suggestions:
|
|
* DS206: Consider reworking classes to avoid initClass
|
|
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
|
|
*/
|
|
let Profiler
|
|
const Settings = require('@overleaf/settings')
|
|
const logger = require('logger-sharelatex')
|
|
|
|
const deltaMs = function (ta, tb) {
|
|
const nanoSeconds = (ta[0] - tb[0]) * 1e9 + (ta[1] - tb[1])
|
|
const milliSeconds = Math.floor(nanoSeconds * 1e-6)
|
|
return milliSeconds
|
|
}
|
|
|
|
module.exports = Profiler = (function () {
|
|
Profiler = class Profiler {
|
|
static initClass() {
|
|
this.prototype.LOG_CUTOFF_TIME = 1000
|
|
}
|
|
|
|
constructor(name, args) {
|
|
this.name = name
|
|
this.args = args
|
|
this.t0 = this.t = process.hrtime()
|
|
this.start = new Date()
|
|
this.updateTimes = []
|
|
}
|
|
|
|
log(label) {
|
|
const t1 = process.hrtime()
|
|
const dtMilliSec = deltaMs(t1, this.t)
|
|
this.t = t1
|
|
this.updateTimes.push([label, dtMilliSec]) // timings in ms
|
|
return this // make it chainable
|
|
}
|
|
|
|
end(message) {
|
|
const totalTime = deltaMs(this.t, this.t0)
|
|
if (totalTime > this.LOG_CUTOFF_TIME) {
|
|
// log anything greater than cutoff
|
|
const args = {}
|
|
for (const k in this.args) {
|
|
const v = this.args[k]
|
|
args[k] = v
|
|
}
|
|
args.updateTimes = this.updateTimes
|
|
args.start = this.start
|
|
args.end = new Date()
|
|
logger.log(args, this.name)
|
|
}
|
|
return totalTime
|
|
}
|
|
}
|
|
Profiler.initClass()
|
|
return Profiler
|
|
})()
|