Created
January 16, 2018 17:28
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A webpack plugin that crudely measures the execution time of UglifyJSPlugin
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let CrudeTimingPlugin = function() {}; | |
CrudeTimingPlugin.prototype.apply = function(compiler) { | |
compiler.plugin('compilation', (compilation) => { | |
let startOptimizePhase; | |
compilation.plugin('optimize-chunk-assets', (chunks, callback) => { | |
// Cruddy way of measuring minification time. UglifyJSPlugin does all | |
// its work in this phase of compilation so we time the duration of | |
// the entire phase | |
startOptimizePhase = Date.now(); | |
// For async phases: don't forget to invoke the callback | |
callback(); | |
}); | |
compilation.plugin('after-optimize-chunk-assets', () => { | |
const optimizePhaseDuration = Date.now() - startOptimizePhase; | |
console.log(`optimize-chunk-asset phase duration: ${optimizePhaseDuration}`); | |
}); | |
}); | |
}; | |
module.exports = CrudeTimingPlugin; |
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