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9f506ded60
@ -17,15 +17,26 @@ const logEnd = id => { const t = end(_s[id]); delete _s[id]; metrics.push([id, t
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${TIMING} = { start, end, metrics, logStart, logEnd };
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`)
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const HELPERIMPORT = "import './timing.js';"
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export function timing (_opts: Options = {}): Plugin {
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return {
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name: 'timing',
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generateBundle () {
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this.emitFile({
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type: 'asset',
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fileName: 'timing.js',
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source: HELPER
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})
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},
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renderChunk (code, chunk: RenderedChunk) {
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let name = chunk.fileName || ''
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name = name.replace(extname(name), '')
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const logName = name === 'index' ? 'Cold Start' : ('Load ' + name)
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return {
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code: (chunk.isEntry ? HELPER : '') + `${TIMING}.logStart('${logName}');` + code + `;${TIMING}.logEnd('${logName}');`,
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code: (chunk.isEntry ? HELPERIMPORT : '') + `${TIMING}.logStart('${logName}');` + code + `;${TIMING}.logEnd('${logName}');`,
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map: null
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}
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}
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