/usr/lib/nodejs/merge-stream/index.js is in node-merge-stream 1.0.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | 'use strict';
var PassThrough = require('stream').PassThrough
module.exports = function (/*streams...*/) {
var sources = []
var output = new PassThrough({objectMode: true})
output.setMaxListeners(0)
output.add = add
output.isEmpty = isEmpty
output.on('unpipe', remove)
Array.prototype.slice.call(arguments).forEach(add)
return output
function add (source) {
if (Array.isArray(source)) {
source.forEach(add)
return this
}
sources.push(source);
source.once('end', remove.bind(null, source))
source.once('error', output.emit.bind(output, 'error'))
source.pipe(output, {end: false})
return this
}
function isEmpty () {
return sources.length == 0;
}
function remove (source) {
sources = sources.filter(function (it) { return it !== source })
if (!sources.length && output.readable) { output.end() }
}
}
|