added babyblue command as proof of concept

commands.js

@@ -14,11 +14,15 @@ function evaluateCmd(userInput) {
 		case 'echo':
 			commandLibrary.echo(roy.red(userInputArray.slice(1).join(' ')));
 			break;
-		case 'cat': 
+		case 'cat':
 			commandLibrary.cat(userInputArray.slice(1));
 			break;
 		case 'royecho':
 			commandLibrary.roy(userInputArray.slice(1))
+		case 'babyblue':
+				commandLibrary.babyblue(userInputArray.slice(1))
+		// case 'heybaby':
+		// 		commandLibrary.baby(userInputArray.slice(1))
 	}
 }
 
@@ -38,8 +42,12 @@ const commandLibrary = {
 	},
 	roy: function(userInput) {
 		done(roy.rainbowMe(userInput.join(' ')));
+	},
+	babyblue: function(userInput) {
+		done(roy.babyBlue(userInput));
 	}
+
 };
 
 exports.commandLibrary = commandLibrary;
-exports.evaluateCmd = evaluateCmd;
+exports.evaluateCmd = evaluateCmd;

roygbiv.js

@@ -16,11 +16,11 @@ const LIGHT_CYAN 		= '\033[1;36m';
 const WHITE 			= '\033[1;37m';
 const NO_COLOR			= '\033[0m';
 const RAINBOW 			= [
-							'red', 
-							'orange', 
-							'yellow', 
-							'green', 
-							'blue', 
+							'red',
+							'orange',
+							'yellow',
+							'green',
+							'blue',
 							'purple'
 						]
 
@@ -101,9 +101,16 @@ exports.noColor = (str) => {
 	return addColor(NO_COLOR, str);
 }
 
+// map() creates a new array by calling the provided function on every element of the calling userInputArray
+// Carrie is probably splitting the string and rejoining it because she wants to use different colors for each of the characters; need to look at the RAINBOW definition to understand
+
 exports.rainbowMe = (str) => {
 	return str.split('').map((x, i) => {
 		var color = RAINBOW[i % RAINBOW.length];
 		return x === ' ' ? x : exports[color](x);
 	}).join('');
-}
+}
+
+exports.babyBlue = (str) => {
+	return addColor(LIGHT_BLUE,str);
+}