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Stats.js
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Stats.js
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
/** @typedef {import("../declarations/WebpackOptions").StatsOptions} StatsOptions */
/** @typedef {import("./Compilation")} Compilation */
/** @typedef {import("./Compilation").NormalizedStatsOptions} NormalizedStatsOptions */
/** @typedef {import("./stats/DefaultStatsFactoryPlugin").StatsCompilation} StatsCompilation */
class Stats {
/**
* @param {Compilation} compilation webpack compilation
*/
constructor(compilation) {
this.compilation = compilation;
}
get hash() {
return this.compilation.hash;
}
get startTime() {
return this.compilation.startTime;
}
get endTime() {
return this.compilation.endTime;
}
/**
* @returns {boolean} true if the compilation had a warning
*/
hasWarnings() {
return (
this.compilation.getWarnings().length > 0 ||
this.compilation.children.some(child => child.getStats().hasWarnings())
);
}
/**
* @returns {boolean} true if the compilation encountered an error
*/
hasErrors() {
return (
this.compilation.errors.length > 0 ||
this.compilation.children.some(child => child.getStats().hasErrors())
);
}
/**
* @param {(string | boolean | StatsOptions)=} options stats options
* @returns {StatsCompilation} json output
*/
toJson(options) {
const normalizedOptions = this.compilation.createStatsOptions(options, {
forToString: false
});
const statsFactory = this.compilation.createStatsFactory(normalizedOptions);
return statsFactory.create("compilation", this.compilation, {
compilation: this.compilation
});
}
/**
* @param {(string | boolean | StatsOptions)=} options stats options
* @returns {string} string output
*/
toString(options) {
const normalizedOptions = this.compilation.createStatsOptions(options, {
forToString: true
});
const statsFactory = this.compilation.createStatsFactory(normalizedOptions);
const statsPrinter = this.compilation.createStatsPrinter(normalizedOptions);
const data = statsFactory.create("compilation", this.compilation, {
compilation: this.compilation
});
const result = statsPrinter.print("compilation", data);
return result === undefined ? "" : result;
}
}
module.exports = Stats;