From b60df56157ee1fd0bd4938799bac05a62fda91a1 Mon Sep 17 00:00:00 2001
From: lookshe <github@lookshe.org>
Date: Sat, 14 Mar 2015 20:45:20 +0100
Subject: initial commit from working version

---
 signaling-server/node_modules/redis/lib/queue.js | 59 ++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 signaling-server/node_modules/redis/lib/queue.js

(limited to 'signaling-server/node_modules/redis/lib/queue.js')

diff --git a/signaling-server/node_modules/redis/lib/queue.js b/signaling-server/node_modules/redis/lib/queue.js
new file mode 100644
index 0000000..3fc87ab
--- /dev/null
+++ b/signaling-server/node_modules/redis/lib/queue.js
@@ -0,0 +1,59 @@
+// Queue class adapted from Tim Caswell's pattern library
+// http://github.com/creationix/pattern/blob/master/lib/pattern/queue.js
+
+function Queue() {
+    this.tail = [];
+    this.head = [];
+    this.offset = 0;
+}
+
+Queue.prototype.shift = function () {
+    if (this.offset === this.head.length) {
+        var tmp = this.head;
+        tmp.length = 0;
+        this.head = this.tail;
+        this.tail = tmp;
+        this.offset = 0;
+        if (this.head.length === 0) {
+            return;
+        }
+    }
+    return this.head[this.offset++]; // sorry, JSLint
+};
+
+Queue.prototype.push = function (item) {
+    return this.tail.push(item);
+};
+
+Queue.prototype.forEach = function (fn, thisv) {
+    var array = this.head.slice(this.offset), i, il;
+
+    array.push.apply(array, this.tail);
+
+    if (thisv) {
+        for (i = 0, il = array.length; i < il; i += 1) {
+            fn.call(thisv, array[i], i, array);
+        }
+    } else {
+        for (i = 0, il = array.length; i < il; i += 1) {
+            fn(array[i], i, array);
+        }
+    }
+
+    return array;
+};
+
+Queue.prototype.getLength = function () {
+    return this.head.length - this.offset + this.tail.length;
+};
+    
+Object.defineProperty(Queue.prototype, "length", {
+    get: function () {
+        return this.getLength();
+    }
+});
+
+
+if (typeof module !== "undefined" && module.exports) {
+    module.exports = Queue;
+}
-- 
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