From 0c749864f567f0aaa45bd0d335980b424b916ee6 Mon Sep 17 00:00:00 2001
From: Sebastian Vollnhals <sebastian@vollnhals.info>
Date: Fri, 27 Sep 2013 13:16:24 +0200
Subject: [PATCH] added blocking interface

---
 package.json |  2 +-
 readme.md    | 10 ++++++++--
 typo.js      |  3 +++
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/package.json b/package.json
index 02bc3a7..d048ccd 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
 	"name": "typojs",
 	"description": "Generates typical typing errors for any given string",
-	"version": "0.1.0",
+	"version": "0.1.1",
 	"repository": {
 		"type": "git",
 		"url": "git://github.com/yetzt/node-typojs.git"
diff --git a/readme.md b/readme.md
index effdfc6..5ad8ad4 100644
--- a/readme.md
+++ b/readme.md
@@ -30,8 +30,10 @@ var typo = require("typojs");
 ### typo(string, extended, callback(typos))
 
 * `string` is a String you want to get typos for
-* `extended` generates more, less common typos
-* `callback` is a callback method with all generated typos as first argument
+* `extended` generates more, less common typos (optional)
+* `callback` is a callback method with all generated typos as first argument (optional)
+
+_If no callback method is specified, the generated typos will be returned instead._
 
 ## Example
 
@@ -39,10 +41,14 @@ var typo = require("typojs");
 
 var typo = require("typojs");
 
+/* with callback */
 typo("Whatever", true, function(typos){
 	console.log(typos);
 });
 
+/* without callback */
+console.log(typo("Whatever", true));
+
 ````
 
 ## Dedication
diff --git a/typo.js b/typo.js
index 53143af..3c54aa8 100755
--- a/typo.js
+++ b/typo.js
@@ -136,6 +136,9 @@ var typo = function(word, extended, callback) {
 		if (typos.indexOf(t) < 0) typos.push(t);
 	});
 
+	/* act blocking if no callback is given */
+	if (typeof callback !== "function") return typos;
+
 	/* call back */
 	callback(typos);