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@@ -1,75 +1,82 @@ | ||
// @ts-nocheck | ||
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const now = (typeof process !== 'undefined' && process.hrtime) | ||
? () => { | ||
const t = process.hrtime(); | ||
return t[0] * 1e3 + t[1] / 1e6; | ||
} | ||
: () => self.performance.now(); | ||
const now = | ||
typeof process !== 'undefined' && process.hrtime | ||
? () => { | ||
const t = process.hrtime(); | ||
return t[0] * 1e3 + t[1] / 1e6; | ||
} | ||
: () => self.performance.now(); | ||
|
||
interface Timing { | ||
label: string; | ||
start: number; | ||
end: number; | ||
children: Timing[]; | ||
label: string; | ||
start: number; | ||
end: number; | ||
children: Timing[]; | ||
} | ||
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function collapse_timings(timings) { | ||
const result = {}; | ||
timings.forEach(timing => { | ||
result[timing.label] = Object.assign({ | ||
total: timing.end - timing.start | ||
}, timing.children && collapse_timings(timing.children)); | ||
}); | ||
return result; | ||
const result = {}; | ||
timings.forEach((timing) => { | ||
result[timing.label] = Object.assign( | ||
{ | ||
total: timing.end - timing.start, | ||
}, | ||
timing.children && collapse_timings(timing.children) | ||
); | ||
}); | ||
return result; | ||
} | ||
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export default class Stats { | ||
start_time: number; | ||
current_timing: Timing; | ||
current_children: Timing[]; | ||
timings: Timing[]; | ||
stack: Timing[]; | ||
start_time: number; | ||
current_timing: Timing; | ||
current_children: Timing[]; | ||
timings: Timing[]; | ||
stack: Timing[]; | ||
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constructor() { | ||
this.start_time = now(); | ||
this.stack = []; | ||
this.current_children = this.timings = []; | ||
} | ||
constructor() { | ||
this.start_time = now(); | ||
this.stack = []; | ||
this.current_children = this.timings = []; | ||
} | ||
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start(label) { | ||
const timing = { | ||
label, | ||
start: now(), | ||
end: null, | ||
children: [] | ||
}; | ||
start(label) { | ||
const timing = { | ||
label, | ||
start: now(), | ||
end: null, | ||
children: [], | ||
}; | ||
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this.current_children.push(timing); | ||
this.stack.push(timing); | ||
this.current_children.push(timing); | ||
this.stack.push(timing); | ||
|
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this.current_timing = timing; | ||
this.current_children = timing.children; | ||
} | ||
this.current_timing = timing; | ||
this.current_children = timing.children; | ||
} | ||
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stop(label) { | ||
if (label !== this.current_timing.label) { | ||
throw new Error(`Mismatched timing labels (expected ${this.current_timing.label}, got ${label})`); | ||
} | ||
stop(label) { | ||
if (label !== this.current_timing.label) { | ||
throw new Error(`Mismatched timing labels (expected ${this.current_timing.label}, got ${label})`); | ||
} | ||
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this.current_timing.end = now(); | ||
this.stack.pop(); | ||
this.current_timing = this.stack[this.stack.length - 1]; | ||
this.current_children = this.current_timing ? this.current_timing.children : this.timings; | ||
} | ||
this.current_timing.end = now(); | ||
this.stack.pop(); | ||
this.current_timing = this.stack[this.stack.length - 1]; | ||
this.current_children = this.current_timing ? this.current_timing.children : this.timings; | ||
} | ||
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render() { | ||
const timings = Object.assign({ | ||
total: now() - this.start_time | ||
}, collapse_timings(this.timings)); | ||
render() { | ||
const timings = Object.assign( | ||
{ | ||
total: now() - this.start_time, | ||
}, | ||
collapse_timings(this.timings) | ||
); | ||
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return { | ||
timings | ||
}; | ||
} | ||
return { | ||
timings, | ||
}; | ||
} | ||
} |
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@@ -1 +1 @@ | ||
export { default as parse } from './parse/index.js'; | ||
export { default as parse } from './parse/index.js'; |
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