diff options
Diffstat (limited to 'node_modules/end-of-stream/index.js')
-rw-r--r-- | node_modules/end-of-stream/index.js | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/node_modules/end-of-stream/index.js b/node_modules/end-of-stream/index.js deleted file mode 100644 index c77f0d5..0000000 --- a/node_modules/end-of-stream/index.js +++ /dev/null @@ -1,94 +0,0 @@ -var once = require('once'); - -var noop = function() {}; - -var isRequest = function(stream) { - return stream.setHeader && typeof stream.abort === 'function'; -}; - -var isChildProcess = function(stream) { - return stream.stdio && Array.isArray(stream.stdio) && stream.stdio.length === 3 -}; - -var eos = function(stream, opts, callback) { - if (typeof opts === 'function') return eos(stream, null, opts); - if (!opts) opts = {}; - - callback = once(callback || noop); - - var ws = stream._writableState; - var rs = stream._readableState; - var readable = opts.readable || (opts.readable !== false && stream.readable); - var writable = opts.writable || (opts.writable !== false && stream.writable); - var cancelled = false; - - var onlegacyfinish = function() { - if (!stream.writable) onfinish(); - }; - - var onfinish = function() { - writable = false; - if (!readable) callback.call(stream); - }; - - var onend = function() { - readable = false; - if (!writable) callback.call(stream); - }; - - var onexit = function(exitCode) { - callback.call(stream, exitCode ? new Error('exited with error code: ' + exitCode) : null); - }; - - var onerror = function(err) { - callback.call(stream, err); - }; - - var onclose = function() { - process.nextTick(onclosenexttick); - }; - - var onclosenexttick = function() { - if (cancelled) return; - if (readable && !(rs && (rs.ended && !rs.destroyed))) return callback.call(stream, new Error('premature close')); - if (writable && !(ws && (ws.ended && !ws.destroyed))) return callback.call(stream, new Error('premature close')); - }; - - var onrequest = function() { - stream.req.on('finish', onfinish); - }; - - if (isRequest(stream)) { - stream.on('complete', onfinish); - stream.on('abort', onclose); - if (stream.req) onrequest(); - else stream.on('request', onrequest); - } else if (writable && !ws) { // legacy streams - stream.on('end', onlegacyfinish); - stream.on('close', onlegacyfinish); - } - - if (isChildProcess(stream)) stream.on('exit', onexit); - - stream.on('end', onend); - stream.on('finish', onfinish); - if (opts.error !== false) stream.on('error', onerror); - stream.on('close', onclose); - - return function() { - cancelled = true; - stream.removeListener('complete', onfinish); - stream.removeListener('abort', onclose); - stream.removeListener('request', onrequest); - if (stream.req) stream.req.removeListener('finish', onfinish); - stream.removeListener('end', onlegacyfinish); - stream.removeListener('close', onlegacyfinish); - stream.removeListener('finish', onfinish); - stream.removeListener('exit', onexit); - stream.removeListener('end', onend); - stream.removeListener('error', onerror); - stream.removeListener('close', onclose); - }; -}; - -module.exports = eos; |