Permalink
Browse files

Remove unnecessary output util

  • Loading branch information...
1 parent 1977584 commit 08f6e1de4d51c1b2e32a22269f755268c0c0ba87 @isaacs isaacs committed Jul 16, 2012
Showing with 0 additions and 157 deletions.
  1. +0 −157 lib/utils/output.js
View
@@ -1,157 +0,0 @@
-
-// centralized stdout writer.
-
-exports.doColor = doColor
-exports.write = write
-
-var npm = require("../npm.js")
- , tty = require("tty")
- , streams = {}
- , ttys = {}
- , net = require("net")
- , util = require("util")
- , deadStreams = {}
-
-function doColor (stream) {
- var conf = npm.config.get("color")
- return (!conf) ? false
- : (conf === "always") ? true
- : isatty(stream)
-}
-function isatty (stream) {
- // console.error("isatty?", stream)
- if (!tty.isatty) return true
- if (!stream) return false
- if (stream.isTTY) return true
- if (stream && (typeof stream.fd === "number")) {
- stream.isTTY = tty.isatty(stream.fd)
- }
- return stream.isTTY
-}
-
-function write (args, stream, lf, cb) {
- // console.error("write", [args, stream, lf, cb])
- if (typeof cb !== "function" && typeof lf === "function") {
- cb = lf
- lf = null
- }
- if (typeof cb !== "function" && typeof stream === "function") {
- cb = stream
- stream = npm.config.get("outfd")
- }
-
- stream = getStream(stream)
- // console.error("gotStream", stream)
- if (lf == null) lf = isatty(stream)
- if (!stream) return cb && cb(), false
- if (!Array.isArray(args)) args = [args]
-
- // console.error("write", args)
-
- var msg = ""
- , colored = doColor(stream)
- msg = args.map(function (arg) {
- if (typeof arg !== "string") {
- return util.inspect(arg, false, 5, colored) + "\n"
- }
- if (!colored) arg = arg.replace(/\033\[[0-9;]*m/g, '')
- if (!npm.config.get("unicode")) {
- arg = arg.replace(//g, "`")
- .replace(//g, "-")
- .replace(//g, "|")
- .replace(//g, "+")
- .replace(//g, "-")
- }
- return arg
- }).join(" ")
-
- // listen to the "output" event to cancel/modify/redirect
- npm.output = {stream:stream, message:msg}
- npm.emit("output", npm.output)
- if (!npm.output) return cb && cb(), false // cancelled
- stream = npm.output.stream
- msg = npm.output.message
-
- // EPIPE errors just mean that the stream is not listening
- // any more. Mark the stream as dead, and return.
- if (deadStreams[stream.fd]) {
- return cb && cb(), false
- }
- if (!deadStreams.hasOwnProperty(stream.fd)) {
- deadStreams[stream.fd] = false
- stream.on("error", function (er) {
- if (er.code === "EPIPE") {
- deadStreams[stream.fd] = true
- return cb && cb()
- }
- if (stream.listeners("error").length === 1) {
- throw er
- }
- })
- }
-
- // use the \r\n in case we're in raw mode.
- msg = msg.split(/\r?\n/).concat("").join(lf ? "\r\n" : "\n")
- // output to stderr should be synchronous
- if (stream === process.stderr || stream.fd === 2) {
- process.stderr.write(msg)
- if (cb) cb()
- return true
- }
- // console.error("writing ", msg)
- var flushed = stream.write(msg)
- if (flushed && cb) {
- process.nextTick(cb)
- } else if (cb) {
- stream.once("drain", cb)
- }
- return flushed
-}
-
-var hadError = false
-function getStream (fd) {
- if (hadError) return
-
- var stream
- if (!fd && fd !== 0) return
- if (typeof fd === "string") fd = +fd
-
- // console.error("getStream", fd, hadError)
-
- if (fd && typeof fd === "object") {
- stream = fd
- fd = fd.fd
- } else if (streams[fd]) {
- stream = streams[fd]
- } else {
- switch (fd) {
- case 1:
- stream = process.stdout
- stream.fd = fd
- stream.writable = true
- break
- case 2:
- stream = process.stderr
- stream.fd = fd
- stream.writable = true
- break
- default:
- try {
- stream = new net.Stream(fd)
- if (!stream || !stream.writable) {
- throw new Error("Stream not writable")
- }
- } catch (ex) {
- // if this fails, then regular logging is most likely broken.
- var er = new Error("cannot output to fd "+fd + ": "+
- (ex.stack || ex.message).substr(7) + "\n")
- console.error(er.stack)
- hadError = true
- process.exit(1)
- }
- }
- }
-
- if (!stream || !stream.writable) return
- return streams[fd] = stream
-}

0 comments on commit 08f6e1d

Please sign in to comment.