Gecko [ touzafair.com ]

Name	Size	Permission
cache	[ DIR ]	drwxr-xr-x
agent.js	5.74 KB	-rw-r--r--
dns.js	1.26 KB	-rw-r--r--
fetch.js	3.85 KB	-rw-r--r--
index.js	1.15 KB	-rw-r--r--
options.js	1.43 KB	-rw-r--r--
pipeline.js	1.09 KB	-rw-r--r--
remote.js	4.02 KB	-rw-r--r--

Code Editor : pipeline.js

'use strict'

const MinipassPipeline = require('minipass-pipeline')

class CachingMinipassPipeline extends MinipassPipeline {
  #events = []
  #data = new Map()

constructor (opts, ...streams) {
    // CRITICAL: do NOT pass the streams to the call to super(), this will start
    // the flow of data and potentially cause the events we need to catch to emit
    // before we've finished our own setup. instead we call super() with no args,
    // finish our setup, and then push the streams into ourselves to start the
    // data flow
    super()
    this.#events = opts.events

/* istanbul ignore next - coverage disabled because this is pointless to test here */
    if (streams.length) {
      this.push(...streams)
    }
  }

on (event, handler) {
    if (this.#events.includes(event) && this.#data.has(event)) {
      return handler(...this.#data.get(event))
    }

return super.on(event, handler)
  }

emit (event, ...data) {
    if (this.#events.includes(event)) {
      this.#data.set(event, data)
    }

return super.emit(event, ...data)
  }
}

module.exports = CachingMinipassPipeline

${this.title}

Code Editor : pipeline.js