Updated build to packer3

build/js/Words.js

@@ -0,0 +1,62 @@
+
+var Words = Collection.extend({
+	constructor: function(script) {
+		this.base();
+		forEach (script.match(WORDS), this.add, this);
+		this.encode();
+	},
+	
+	add: function(word) {
+		if (!this.exists(word)) this.base(word);
+		word = this.fetch(word);
+		word.count++;
+		return word;
+	},
+	
+	encode: function() {
+		// sort by frequency
+		this.sort(function(word1, word2) {
+			return word2.count - word1.count;
+		});
+		
+		eval("var a=62,e=" + Packer.ENCODE62);
+		var encode = e;		
+		var encoded = new Collection; // a dictionary of base62 -> base10
+		var count = this.count();
+		for (var i = 0; i < count; i++) {
+			encoded.store(encode(i), i);
+		}
+		
+		var empty = function() {return ""};
+		var index = 0;
+		forEach (this, function(word) {
+			if (encoded.exists(word)) {
+				word.index = encoded.fetch(word);
+				word.toString = empty;
+			} else {
+				while (this.exists(encode(index))) index++;
+				word.index = index++;
+			}
+			word.encoded = encode(word.index);
+		}, this);
+		
+		// sort by encoding
+		this.sort(function(word1, word2) {
+			return word1.index - word2.index;
+		});
+	},
+	
+	toString: function() {
+		return this.values().join("|");
+	}
+}, {
+	Item: {
+		constructor: function(word) {
+			this.toString = function() {return word};
+		},
+		
+		count: 0,
+		encoded: "",
+		index: -1
+	}
+});