Current Dev State

static/js/ketcher2/node_modules/vinyl/index.js

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+var path = require('path');
+var clone = require('clone');
+var cloneStats = require('clone-stats');
+var cloneBuffer = require('./lib/cloneBuffer');
+var isBuffer = require('./lib/isBuffer');
+var isStream = require('./lib/isStream');
+var isNull = require('./lib/isNull');
+var inspectStream = require('./lib/inspectStream');
+var Stream = require('stream');
+var replaceExt = require('replace-ext');
+
+function File(file) {
+  if (!file) file = {};
+
+  // record path change
+  var history = file.path ? [file.path] : file.history;
+  this.history = history || [];
+
+  this.cwd = file.cwd || process.cwd();
+  this.base = file.base || this.cwd;
+
+  // stat = files stats object
+  this.stat = file.stat || null;
+
+  // contents = stream, buffer, or null if not read
+  this.contents = file.contents || null;
+
+  this._isVinyl = true;
+}
+
+File.prototype.isBuffer = function() {
+  return isBuffer(this.contents);
+};
+
+File.prototype.isStream = function() {
+  return isStream(this.contents);
+};
+
+File.prototype.isNull = function() {
+  return isNull(this.contents);
+};
+
+// TODO: should this be moved to vinyl-fs?
+File.prototype.isDirectory = function() {
+  return this.isNull() && this.stat && this.stat.isDirectory();
+};
+
+File.prototype.clone = function(opt) {
+  if (typeof opt === 'boolean') {
+    opt = {
+      deep: opt,
+      contents: true
+    };
+  } else if (!opt) {
+    opt = {
+      deep: true,
+      contents: true
+    };
+  } else {
+    opt.deep = opt.deep === true;
+    opt.contents = opt.contents !== false;
+  }
+
+  // clone our file contents
+  var contents;
+  if (this.isStream()) {
+    contents = this.contents.pipe(new Stream.PassThrough());
+    this.contents = this.contents.pipe(new Stream.PassThrough());
+  } else if (this.isBuffer()) {
+    contents = opt.contents ? cloneBuffer(this.contents) : this.contents;
+  }
+
+  var file = new File({
+    cwd: this.cwd,
+    base: this.base,
+    stat: (this.stat ? cloneStats(this.stat) : null),
+    history: this.history.slice(),
+    contents: contents
+  });
+
+  // clone our custom properties
+  Object.keys(this).forEach(function(key) {
+    // ignore built-in fields
+    if (key === '_contents' || key === 'stat' ||
+      key === 'history' || key === 'path' ||
+      key === 'base' || key === 'cwd') {
+      return;
+    }
+    file[key] = opt.deep ? clone(this[key], true) : this[key];
+  }, this);
+  return file;
+};
+
+File.prototype.pipe = function(stream, opt) {
+  if (!opt) opt = {};
+  if (typeof opt.end === 'undefined') opt.end = true;
+
+  if (this.isStream()) {
+    return this.contents.pipe(stream, opt);
+  }
+  if (this.isBuffer()) {
+    if (opt.end) {
+      stream.end(this.contents);
+    } else {
+      stream.write(this.contents);
+    }
+    return stream;
+  }
+
+  // isNull
+  if (opt.end) stream.end();
+  return stream;
+};
+
+File.prototype.inspect = function() {
+  var inspect = [];
+
+  // use relative path if possible
+  var filePath = (this.base && this.path) ? this.relative : this.path;
+
+  if (filePath) {
+    inspect.push('"'+filePath+'"');
+  }
+
+  if (this.isBuffer()) {
+    inspect.push(this.contents.inspect());
+  }
+
+  if (this.isStream()) {
+    inspect.push(inspectStream(this.contents));
+  }
+
+  return '<File '+inspect.join(' ')+'>';
+};
+
+File.isVinyl = function(file) {
+  return file && file._isVinyl === true;
+};
+
+// virtual attributes
+// or stuff with extra logic
+Object.defineProperty(File.prototype, 'contents', {
+  get: function() {
+    return this._contents;
+  },
+  set: function(val) {
+    if (!isBuffer(val) && !isStream(val) && !isNull(val)) {
+      throw new Error('File.contents can only be a Buffer, a Stream, or null.');
+    }
+    this._contents = val;
+  }
+});
+
+// TODO: should this be moved to vinyl-fs?
+Object.defineProperty(File.prototype, 'relative', {
+  get: function() {
+    if (!this.base) throw new Error('No base specified! Can not get relative.');
+    if (!this.path) throw new Error('No path specified! Can not get relative.');
+    return path.relative(this.base, this.path);
+  },
+  set: function() {
+    throw new Error('File.relative is generated from the base and path attributes. Do not modify it.');
+  }
+});
+
+Object.defineProperty(File.prototype, 'dirname', {
+  get: function() {
+    if (!this.path) throw new Error('No path specified! Can not get dirname.');
+    return path.dirname(this.path);
+  },
+  set: function(dirname) {
+    if (!this.path) throw new Error('No path specified! Can not set dirname.');
+    this.path = path.join(dirname, path.basename(this.path));
+  }
+});
+
+Object.defineProperty(File.prototype, 'basename', {
+  get: function() {
+    if (!this.path) throw new Error('No path specified! Can not get basename.');
+    return path.basename(this.path);
+  },
+  set: function(basename) {
+    if (!this.path) throw new Error('No path specified! Can not set basename.');
+    this.path = path.join(path.dirname(this.path), basename);
+  }
+});
+
+Object.defineProperty(File.prototype, 'extname', {
+  get: function() {
+    if (!this.path) throw new Error('No path specified! Can not get extname.');
+    return path.extname(this.path);
+  },
+  set: function(extname) {
+    if (!this.path) throw new Error('No path specified! Can not set extname.');
+    this.path = replaceExt(this.path, extname);
+  }
+});
+
+Object.defineProperty(File.prototype, 'path', {
+  get: function() {
+    return this.history[this.history.length - 1];
+  },
+  set: function(path) {
+    if (typeof path !== 'string') throw new Error('path should be string');
+
+    // record history only when path changed
+    if (path && path !== this.path) {
+      this.history.push(path);
+    }
+  }
+});
+
+module.exports = File;