From 158d165ad67cc6100fc1ea4bee5671972f4abd72 Mon Sep 17 00:00:00 2001
From: "Morgan \"ARR!\" Allen" <morganrallen@gmail.com>
Date: Fri, 16 Sep 2011 08:50:37 -0700
Subject: [PATCH] breaks rainbow into sequencer and map function

This adds the ability to easily add new sequences. Adds two examples
(zebra, red, white, blue). Also exports the addSequencer method to
programs including colors can add new sequences on the fly.

Conflicts:

	example.js
---
 colors.js  | 49 +++++++++++++++++++++++++++++++------------------
 example.js | 36 +++++++++++++++++++++++-------------
 2 files changed, 54 insertions(+), 31 deletions(-)

diff --git a/colors.js b/colors.js
index 8c1d706..e31e5a2 100644
--- a/colors.js
+++ b/colors.js
@@ -48,26 +48,39 @@ var isHeadless = (typeof module !== 'undefined');
   });
 });
 
-// prototypes string with method "rainbow"
-// rainbow will apply a the color spectrum to a string, changing colors every letter
-addProperty('rainbow', function () {
-  if (!isHeadless) {
-    return this.replace(/( )/, '$1');
-  }
-  var rainbowcolors = ['red','yellow','green','blue','magenta']; //RoY G BiV
-  var exploded = this.split("");
-  var i=0;
-  exploded = exploded.map(function(letter) {
-    if (letter==" ") {
-      return letter;
-    }
-    else {
-      return stylize(letter,rainbowcolors[i++ % rainbowcolors.length]);
-    }
-  });
-  return exploded.join("");
+function sequencer(map) {
+    return function() {
+        if (!isHeadless) {
+            return this.replace(/( )/, '$1');
+        }
+        var exploded = this.split(""); 
+        var i=0;
+        exploded = exploded.map(map);
+        return exploded.join("");
+    }   
+}       
+    
+var rainbowMap = (function () {
+    var rainbowcolors = ['red','yellow','green','blue','magenta']; //RoY G BiV
+    return function(letter, i, exploded) {
+        if (letter==" ") {
+            return letter;
+        } else {
+            return stylize(letter,rainbowcolors[i++ % rainbowcolors.length]);
+        } 
+    }       
+})();   
+
+exports.addSequencer = function(name, map) {
+	addProperty(name, sequencer(map));
+}
+
+exports.addSequencer('rainbow', rainbowMap);
+exports.addSequencer('zebra', function(letter, i, exploded) {
+    return i % 2 === 0 ? letter : letter.inverse;
 });
 
+
 function stylize(str, style) {
   if (exports.mode == 'console') {
     var styles = {
diff --git a/example.js b/example.js
index 12d8b1a..639949f 100644
--- a/example.js
+++ b/example.js
@@ -1,20 +1,30 @@
-var util = require('util');
 var colors = require('./colors');
 
 //colors.mode = "browser";
 
 var test = colors.red("hopefully colorless output");
-util.puts('Rainbows are fun!'.rainbow);
-util.puts('So '.italic + 'are'.underline + ' styles! '.bold + 'inverse'.inverse); // styles not widely supported
-util.puts('Chains are also cool.'.bold.italic.underline.red); // styles not widely supported
-//util.puts('zalgo time!'.zalgo);
-util.puts(test.stripColors);
-util.puts("a".grey + " b".black);
+console.log('Rainbows are fun!'.rainbow);
+console.log('So '.italic + 'are'.underline + ' styles! '.bold + 'inverse'.inverse); // styles not widely supported
+console.log('Chains are also cool.'.bold.italic.underline.red); // styles not widely supported
+//console.log('zalgo time!'.zalgo);
+console.log(test.stripColors);
+console.log("a".grey + " b".black);
 
-util.puts(colors.rainbow('Rainbows are fun!'));
-util.puts(colors.italic('So ') + colors.underline('are') + colors.bold(' styles! ') + colors.inverse('inverse')); // styles not widely supported
-util.puts(colors.bold(colors.italic(colors.underline(colors.red('Chains are also cool.'))))); // styles not widely supported
-//util.puts(colors.zalgo('zalgo time!'));
-util.puts(colors.stripColors(test));
-util.puts(colors.grey("a") + colors.black(" b"));
+console.log("Zebras are so fun!".zebra);
 
+console.log(colors.rainbow('Rainbows are fun!'));
+console.log(colors.italic('So ') + colors.underline('are') + colors.bold(' styles! ') + colors.inverse('inverse')); // styles not widely supported
+console.log(colors.bold(colors.italic(colors.underline(colors.red('Chains are also cool.'))))); // styles not widely supported
+//console.log(colors.zalgo('zalgo time!'));
+console.log(colors.stripColors(test));
+console.log(colors.grey("a") + colors.black(" b"));
+
+colors.addSequencer("america", function(letter, i, exploded) {
+	switch(i%3) {
+		case 0: return letter.red;
+		case 1: return letter.white;
+		case 2: return letter.blue;
+	}
+});
+
+console.log("AMERICA! F--K YEAH!".america);