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authorJules Laplace <jules@okfoc.us>2012-09-24 16:22:07 -0400
committerJules Laplace <jules@okfoc.us>2012-09-24 16:22:07 -0400
commit686106d544ecc3b6ffd4db2b665d3bc879a58d8c (patch)
treea5b5e50237cef70e12f0745371896e96f5f6d578 /node_modules/mocha/lib/utils.js
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diff --git a/node_modules/mocha/lib/utils.js b/node_modules/mocha/lib/utils.js
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+
+/**
+ * Module dependencies.
+ */
+
+var fs = require('fs')
+ , path = require('path')
+ , join = path.join
+ , debug = require('debug')('watch');
+
+/**
+ * Ignored directories.
+ */
+
+var ignore = ['node_modules', '.git'];
+
+/**
+ * Escape special characters in the given string of html.
+ *
+ * @param {String} html
+ * @return {String}
+ * @api private
+ */
+
+exports.escape = function(html) {
+ return String(html)
+ .replace(/&/g, '&amp;')
+ .replace(/"/g, '&quot;')
+ .replace(/</g, '&lt;')
+ .replace(/>/g, '&gt;');
+};
+
+/**
+ * Array#forEach (<=IE8)
+ *
+ * @param {Array} array
+ * @param {Function} fn
+ * @param {Object} scope
+ * @api private
+ */
+
+exports.forEach = function(arr, fn, scope) {
+ for (var i = 0, l = arr.length; i < l; i++)
+ fn.call(scope, arr[i], i);
+};
+
+/**
+ * Array#indexOf (<=IE8)
+ *
+ * @parma {Array} arr
+ * @param {Object} obj to find index of
+ * @param {Number} start
+ * @api private
+ */
+
+exports.indexOf = function (arr, obj, start) {
+ for (var i = start || 0, l = arr.length; i < l; i++) {
+ if (arr[i] === obj)
+ return i;
+ }
+ return -1;
+};
+
+/**
+ * Array#reduce (<=IE8)
+ *
+ * @param {Array} array
+ * @param {Function} fn
+ * @param {Object} initial value
+ * @param {Object} scope
+ * @api private
+ */
+
+exports.reduce = function(arr, fn, val, scope) {
+ var rval = val;
+
+ for (var i = 0, l = arr.length; i < l; i++) {
+ rval = fn.call(scope, rval, arr[i], i, arr);
+ }
+
+ return rval;
+};
+
+/**
+ * Array#filter (<=IE8)
+ *
+ * @param {Array} array
+ * @param {Function} fn
+ * @param {Object} scope
+ * @api private
+ */
+
+exports.filter = function(arr, fn, scope) {
+ var ret = [];
+
+ for (var i = 0, l = arr.length; i < l; i++) {
+ var val = arr[i];
+ if (fn.call(scope, val, i, arr))
+ ret.push(val);
+ }
+
+ return ret;
+};
+
+/**
+ * Object.keys (<=IE8)
+ *
+ * @param {Object} obj
+ * @return {Array} keys
+ * @api private
+ */
+
+exports.keys = Object.keys || function(obj) {
+ var keys = []
+ , has = Object.prototype.hasOwnProperty // for `window` on <=IE8
+
+ for (var key in obj) {
+ if (has.call(obj, key)) {
+ keys.push(key);
+ }
+ }
+
+ return keys;
+};
+
+/**
+ * Watch the given `files` for changes
+ * and invoke `fn(file)` on modification.
+ *
+ * @param {Array} files
+ * @param {Function} fn
+ * @api private
+ */
+
+exports.watch = function(files, fn){
+ var options = { interval: 100 };
+ files.forEach(function(file){
+ debug('file %s', file);
+ fs.watchFile(file, options, function(curr, prev){
+ if (prev.mtime < curr.mtime) fn(file);
+ });
+ });
+};
+
+/**
+ * Ignored files.
+ */
+
+function ignored(path){
+ return !~ignore.indexOf(path);
+}
+
+/**
+ * Lookup files in the given `dir`.
+ *
+ * @return {Array}
+ * @api private
+ */
+
+exports.files = function(dir, ret){
+ ret = ret || [];
+
+ fs.readdirSync(dir)
+ .filter(ignored)
+ .forEach(function(path){
+ path = join(dir, path);
+ if (fs.statSync(path).isDirectory()) {
+ exports.files(path, ret);
+ } else if (path.match(/\.(js|coffee)$/)) {
+ ret.push(path);
+ }
+ });
+
+ return ret;
+};
+
+/**
+ * Compute a slug from the given `str`.
+ *
+ * @param {String} str
+ * @return {String}
+ */
+
+exports.slug = function(str){
+ return str
+ .toLowerCase()
+ .replace(/ +/g, '-')
+ .replace(/[^-\w]/g, '');
+}; \ No newline at end of file