first commit

build/node_modules/fstream/lib/abstract.js

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+// the parent class for all fstreams.
+
+module.exports = Abstract
+
+var Stream = require('stream').Stream
+var inherits = require('inherits')
+
+function Abstract () {
+  Stream.call(this)
+}
+
+inherits(Abstract, Stream)
+
+Abstract.prototype.on = function (ev, fn) {
+  if (ev === 'ready' && this.ready) {
+    process.nextTick(fn.bind(this))
+  } else {
+    Stream.prototype.on.call(this, ev, fn)
+  }
+  return this
+}
+
+Abstract.prototype.abort = function () {
+  this._aborted = true
+  this.emit('abort')
+}
+
+Abstract.prototype.destroy = function () {}
+
+Abstract.prototype.warn = function (msg, code) {
+  var self = this
+  var er = decorate(msg, code, self)
+  if (!self.listeners('warn')) {
+    console.error('%s %s\n' +
+    'path = %s\n' +
+    'syscall = %s\n' +
+    'fstream_type = %s\n' +
+    'fstream_path = %s\n' +
+    'fstream_unc_path = %s\n' +
+    'fstream_class = %s\n' +
+    'fstream_stack =\n%s\n',
+      code || 'UNKNOWN',
+      er.stack,
+      er.path,
+      er.syscall,
+      er.fstream_type,
+      er.fstream_path,
+      er.fstream_unc_path,
+      er.fstream_class,
+      er.fstream_stack.join('\n'))
+  } else {
+    self.emit('warn', er)
+  }
+}
+
+Abstract.prototype.info = function (msg, code) {
+  this.emit('info', msg, code)
+}
+
+Abstract.prototype.error = function (msg, code, th) {
+  var er = decorate(msg, code, this)
+  if (th) throw er
+  else this.emit('error', er)
+}
+
+function decorate (er, code, self) {
+  if (!(er instanceof Error)) er = new Error(er)
+  er.code = er.code || code
+  er.path = er.path || self.path
+  er.fstream_type = er.fstream_type || self.type
+  er.fstream_path = er.fstream_path || self.path
+  if (self._path !== self.path) {
+    er.fstream_unc_path = er.fstream_unc_path || self._path
+  }
+  if (self.linkpath) {
+    er.fstream_linkpath = er.fstream_linkpath || self.linkpath
+  }
+  er.fstream_class = er.fstream_class || self.constructor.name
+  er.fstream_stack = er.fstream_stack ||
+    new Error().stack.split(/\n/).slice(3).map(function (s) {
+      return s.replace(/^ {4}at /, '')
+    })
+
+  return er
+}