Add setPrint().

README.md

@@ -51,6 +51,37 @@ readlineSync.setEncoding(encoding)
 
 Set the encoding method of input (user's response) and output (`prompt`). Defaults to 'utf8'.
 
+### setPrint
+
+```js
+readlineSync.setPrint(funcPrint)
+```
+
+The specified Function is called when any texts are outputed (`prompt` and `question`). Two arguments the text which is outputed and `encoding` are passed. Defaults to `undefined`.
+
+![sample](cl_01.png)
+
+For example, this is used to pass plain texts to Logger, when prompt texts are colored.
+
+```js
+var readlineSync = require('readline-sync');
+  user, pw, cmd;
+require('colors');
+
+readlineSync.setPrint(function(display, encoding) {
+  logger.log(display.stripColors); // remove control characters
+});
+
+console.log('Your account required.'.grey);
+user = readlineSync.question('USER NAME'.white.inverse + ': ');
+pw = readlineSync.question('PASSWORD'.white.inverse + ': ', true);
+// Authorization ...
+console.log(('Welcome, ' + user + '!').green.bold);
+
+readlineSync.setPrompt('> '.bold.red);
+cmd = readlineSync.prompt();
+```
+
 ## Note
 The your Node and OS may not support interactively reading from stdin. The stdin interfaces are different by platforms.  
 If in those platforms, an error is thrown.
@@ -65,6 +96,7 @@ try {
 ```
 
 ## Release History
+ * 2014-07-12			v0.3.0			Add setPrint().
  * 2014-06-27			v0.2.3			Add alternative reading via shell on the environment which don't support interactively reading.
  * 2013-12-18			v0.2.2			Error handle for the environment which don't support interactively reading from stdin.
  * 2013-08-30			v0.2.0			Rewrite exporting methods.

lib/readline-sync.js

@@ -15,12 +15,15 @@ var promptText = '> ',
   stdin = process.stdin,
   stdout = process.stdout,
   buffer = new Buffer(BUF_SIZE),
-  useShell = true, tempdir;
+  useShell = true, print, tempdir;
 
 function _readlineSync(display) {
   var input = '', rsize, err;
 
-  if (display) { stdout.write(display, encoding); }
+  if (display) {
+    if (typeof print === 'function') { print(display, encoding); }
+    stdout.write(display, encoding);
+  }
 
   stdin.resume();
   while (true) {
@@ -116,6 +119,8 @@ function getTempfile(name) {
 // for dev
 exports.useShellSet = function(use) { useShell = use; };
 
+exports.setPrint = function(fnc) { print = fnc; };
+
 exports.setPrompt = function(newPrompt) {
   if (typeof newPrompt === 'string') {
     promptText = newPrompt;

package.json

@@ -1,7 +1,7 @@
 {
   "name": "readline-sync",
   "description": "Synchronous Readline",
-  "version": "0.2.5",
+  "version": "0.3.0",
   "homepage": "https://github.com/anseki/readline-sync",
   "author": {
     "name": "anseki"