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Diffstat (limited to 'deps/npm/node_modules/npm-registry-fetch/node_modules/pump/index.js')
-rw-r--r--deps/npm/node_modules/npm-registry-fetch/node_modules/pump/index.js82
1 files changed, 0 insertions, 82 deletions
diff --git a/deps/npm/node_modules/npm-registry-fetch/node_modules/pump/index.js b/deps/npm/node_modules/npm-registry-fetch/node_modules/pump/index.js
deleted file mode 100644
index d9ca0335cb..0000000000
--- a/deps/npm/node_modules/npm-registry-fetch/node_modules/pump/index.js
+++ /dev/null
@@ -1,82 +0,0 @@
-var once = require('once')
-var eos = require('end-of-stream')
-var fs = require('fs') // we only need fs to get the ReadStream and WriteStream prototypes
-
-var noop = function () {}
-var ancient = /^v?\.0/.test(process.version)
-
-var isFn = function (fn) {
- return typeof fn === 'function'
-}
-
-var isFS = function (stream) {
- if (!ancient) return false // newer node version do not need to care about fs is a special way
- if (!fs) return false // browser
- return (stream instanceof (fs.ReadStream || noop) || stream instanceof (fs.WriteStream || noop)) && isFn(stream.close)
-}
-
-var isRequest = function (stream) {
- return stream.setHeader && isFn(stream.abort)
-}
-
-var destroyer = function (stream, reading, writing, callback) {
- callback = once(callback)
-
- var closed = false
- stream.on('close', function () {
- closed = true
- })
-
- eos(stream, {readable: reading, writable: writing}, function (err) {
- if (err) return callback(err)
- closed = true
- callback()
- })
-
- var destroyed = false
- return function (err) {
- if (closed) return
- if (destroyed) return
- destroyed = true
-
- if (isFS(stream)) return stream.close(noop) // use close for fs streams to avoid fd leaks
- if (isRequest(stream)) return stream.abort() // request.destroy just do .end - .abort is what we want
-
- if (isFn(stream.destroy)) return stream.destroy()
-
- callback(err || new Error('stream was destroyed'))
- }
-}
-
-var call = function (fn) {
- fn()
-}
-
-var pipe = function (from, to) {
- return from.pipe(to)
-}
-
-var pump = function () {
- var streams = Array.prototype.slice.call(arguments)
- var callback = isFn(streams[streams.length - 1] || noop) && streams.pop() || noop
-
- if (Array.isArray(streams[0])) streams = streams[0]
- if (streams.length < 2) throw new Error('pump requires two streams per minimum')
-
- var error
- var destroys = streams.map(function (stream, i) {
- var reading = i < streams.length - 1
- var writing = i > 0
- return destroyer(stream, reading, writing, function (err) {
- if (!error) error = err
- if (err) destroys.forEach(call)
- if (reading) return
- destroys.forEach(call)
- callback(error)
- })
- })
-
- streams.reduce(pipe)
-}
-
-module.exports = pump