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provider_github.go

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  • capture-timings.js 1.56 KiB
    import readline from 'readline'
    import minimist from 'minimist'
    
    async function captureTimings(warmupIterations) {
      const rl = readline.createInterface({
        input: process.stdin,
      })
    
      const times = {}
      let timingsCount = 0
      let labelsCount = 0
      const timing = /^(.+): ([0-9.]+)ms$/i
    
      for await (const line of rl) {
        const match = timing.exec(line)
        if (match) {
          labelsCount = Object.keys(times).length
          if (timingsCount > warmupIterations * labelsCount) {
            const label = match[1]
            const time = parseFloat(match[2])
            times[label] = time + (times[label] || 0)
          }
          ++timingsCount
        }
      }
      return { times, iterations: timingsCount / labelsCount }
    }
    
    function logResults({ times, iterations, warmupIterations }) {
      if (isNaN(iterations)) {
        console.log(
          `No timings captured. Have you included console.time statements in the badge creation code path?`
        )
      } else {
        const timedIterations = iterations - warmupIterations
        for (const [label, time] of Object.entries(times)) {
          const averageTime = time / timedIterations
          console.log(
            `Average '${label}' time over ${timedIterations} iterations: ${averageTime}ms`
          )
        }
      }
    }
    
    async function main() {
      const args = minimist(process.argv)
      const warmupIterations = parseInt(args['warmup-iterations']) || 100
      const { times, iterations } = await captureTimings(warmupIterations)
      logResults({ times, iterations, warmupIterations })
    }
    
    ;(async () => {
      try {
        await main()
      } catch (e) {
        console.error(e)
        process.exit(1)
      }
    })()