From 686106d544ecc3b6ffd4db2b665d3bc879a58d8c Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Mon, 24 Sep 2012 16:22:07 -0400
Subject: ok

---
 node_modules/express/lib/utils.js | 152 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 152 insertions(+)
 create mode 100644 node_modules/express/lib/utils.js

(limited to 'node_modules/express/lib/utils.js')

diff --git a/node_modules/express/lib/utils.js b/node_modules/express/lib/utils.js
new file mode 100644
index 0000000..d579f7c
--- /dev/null
+++ b/node_modules/express/lib/utils.js
@@ -0,0 +1,152 @@
+
+/*!
+ * Express - Utils
+ * Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
+ * MIT Licensed
+ */
+
+/**
+ * Check if `path` looks absolute.
+ *
+ * @param {String} path
+ * @return {Boolean}
+ * @api private
+ */
+
+exports.isAbsolute = function(path){
+  if ('/' == path[0]) return true;
+  if (':' == path[1] && '\\' == path[2]) return true;
+};
+
+/**
+ * Merge object `b` with `a` giving precedence to
+ * values in object `a`.
+ *
+ * @param {Object} a
+ * @param {Object} b
+ * @return {Object} a
+ * @api private
+ */
+
+exports.union = function(a, b){
+  if (a && b) {
+    var keys = Object.keys(b)
+      , len = keys.length
+      , key;
+    for (var i = 0; i < len; ++i) {
+      key = keys[i];
+      if (!a.hasOwnProperty(key)) {
+        a[key] = b[key];
+      }
+    }
+  }
+  return a;
+};
+
+/**
+ * Flatten the given `arr`.
+ *
+ * @param {Array} arr
+ * @return {Array}
+ * @api private
+ */
+
+exports.flatten = function(arr, ret){
+  var ret = ret || []
+    , len = arr.length;
+  for (var i = 0; i < len; ++i) {
+    if (Array.isArray(arr[i])) {
+      exports.flatten(arr[i], ret);
+    } else {
+      ret.push(arr[i]);
+    }
+  }
+  return ret;
+};
+
+/**
+ * Parse mini markdown implementation.
+ * The following conversions are supported,
+ * primarily for the "flash" middleware:
+ *
+ *    _foo_ or *foo* become <em>foo</em>
+ *    __foo__ or **foo** become <strong>foo</strong>
+ *    [A](B) becomes <a href="B">A</a>
+ *
+ * @param {String} str
+ * @return {String}
+ * @api private
+ */
+
+exports.miniMarkdown = function(str){
+  return String(str)
+    .replace(/(__|\*\*)(.*?)\1/g, '<strong>$2</strong>')
+    .replace(/(_|\*)(.*?)\1/g, '<em>$2</em>')
+    .replace(/\[([^\]]+)\]\(([^)]+)\)/g, '<a href="$2">$1</a>');
+};
+
+/**
+ * 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;');
+};
+
+/**
+ * Parse "Range" header `str` relative to the given file `size`.
+ *
+ * @param {Number} size
+ * @param {String} str
+ * @return {Array}
+ * @api private
+ */
+
+exports.parseRange = function(size, str){
+  var valid = true;
+  var arr = str.substr(6).split(',').map(function(range){
+    var range = range.split('-')
+      , start = parseInt(range[0], 10)
+      , end = parseInt(range[1], 10);
+
+    // -500
+    if (isNaN(start)) {
+      start = size - end;
+      end = size - 1;
+    // 500-
+    } else if (isNaN(end)) {
+      end = size - 1;
+    }
+
+    // Invalid
+    if (isNaN(start) || isNaN(end) || start > end) valid = false;
+
+    return { start: start, end: end };
+  });
+  return valid ? arr : undefined;
+};
+
+/**
+ * Fast alternative to `Array.prototype.slice.call()`.
+ *
+ * @param {Arguments} args
+ * @param {Number} n
+ * @return {Array}
+ * @api public
+ */
+
+exports.toArray = function(args, i){
+  var arr = []
+    , len = args.length
+    , i = i || 0;
+  for (; i < len; ++i) arr.push(args[i]);
+  return arr;
+};
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