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node_modules/gaze/lib/helper.js

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+'use strict';
+
+var path = require('path');
+var helper = module.exports = {};
+
+// Returns boolean whether filepath is dir terminated
+helper.isDir = function isDir (dir) {
+  if (typeof dir !== 'string') {
+    return false;
+  }
+  return (dir.slice(-(path.sep.length)) === path.sep);
+};
+
+// Create a `key:[]` if doesnt exist on `obj` then push or concat the `val`
+helper.objectPush = function objectPush (obj, key, val) {
+  if (obj[key] == null) {
+    obj[key] = [];
+  }
+  if (Array.isArray(val)) {
+    obj[key] = obj[key].concat(val);
+  } else if (val) {
+    obj[key].push(val);
+  }
+  obj[key] = helper.unique(obj[key]);
+  return obj[key];
+};
+
+// Ensures the dir is marked with path.sep
+helper.markDir = function markDir (dir) {
+  if (typeof dir === 'string' &&
+    dir.slice(-(path.sep.length)) !== path.sep &&
+    dir !== '.') {
+    dir += path.sep;
+  }
+  return dir;
+};
+
+// Changes path.sep to unix ones for testing
+helper.unixifyPathSep = function unixifyPathSep (filepath) {
+  return (process.platform === 'win32') ? String(filepath).replace(/\\/g, '/') : filepath;
+};
+
+/**
+ * Lo-Dash 1.0.1 <http://lodash.com/>
+ * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.4.4 <http://underscorejs.org/>
+ * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud Inc.
+ * Available under MIT license <http://lodash.com/license>
+ */
+helper.unique = function unique () {
+  var array = Array.prototype.concat.apply(Array.prototype, arguments);
+  var result = [];
+  for (var i = 0; i < array.length; i++) {
+    if (result.indexOf(array[i]) === -1) {
+      result.push(array[i]);
+    }
+  }
+  return result;
+};
+
+/**
+ * Copyright (c) 2010 Caolan McMahon
+ * Available under MIT license <https://raw.github.com/caolan/async/master/LICENSE>
+ */
+helper.forEachSeries = function forEachSeries (arr, iterator, callback) {
+  if (!arr.length) { return callback(); }
+  var completed = 0;
+  var iterate = function () {
+    iterator(arr[completed], function (err) {
+      if (err) {
+        callback(err);
+        callback = function () {};
+      } else {
+        completed += 1;
+        if (completed === arr.length) {
+          callback(null);
+        } else {
+          iterate();
+        }
+      }
+    });
+  };
+  iterate();
+};