- adds graded support

- update readme
- bump package

README.md

@@ -4,9 +4,11 @@ A Browser detector. Because sometimes, there is no other way, and not even good
 
 So... it works like this:
 
-    if (bowser().msie && bowser().version <= 6) {
-      alert('hello China');
+``` js
+if (bowser.msie && bowser.version <= 6) {
+  alert('Hello China');
 }
+```
 
 Detected Browsers
 -----
@@ -19,11 +21,13 @@ Detected Browsers
 
 Notes
 ----
-safari,chrome, and firefox will report that they have webkit|gecko engines
+Safari, Chrome, and Firefox will report that they have webkit|gecko engines
 
-    if (bowser().webkit) {
+``` js
+if (bowser.webkit) {
   // do stuff with safari & chrome
 }
+```
 
 Ender installation
 -----
@@ -37,6 +41,23 @@ then add bowser to your module collection
 
 use it like this:
 
+``` js
 if ($.browser.chrome) {
   alert('Hello Silicon Valley');
 }
+```
+
+Graded Browser Support
+---------
+One useful feature of Bowser is that aside from checking one browser from another -- it will keep up to date with [Yahoo's Graded Browser Support](http://developer.yahoo.com/yui/articles/gbs/) chart, giving you access to each grade on the bowser object
+
+``` js
+if (bowser.a) {
+  // support full feature set
+}
+else if (bowser.c) {
+  // serve degraded version
+}
+else {
+  // unsupported (bowser.x)
+}

bowser.js

@@ -20,13 +20,7 @@
       safari = /safari/i.test(ua) && !chrome,
       opera = /opera/i.test(ua),
       firefox = /firefox/i.test(ua),
-      gecko = /gecko\//i.test(ua),
-      info;
-
-  function bowser() {
-    info = info ? info : detect();
-    return info;
-  }
+      gecko = /gecko\//i.test(ua);
 
   function detect() {
 
@@ -69,8 +63,30 @@
 
   }
 
+  var bowser = detect();
+
+  // Graded Browser Support
+  // http://developer.yahoo.com/yui/articles/gbs
+  if ((bowser.msie && bowser.version >= 6) ||
+      (bowser.chrome && bowser.version >= 8) ||
+      (bowser.firefox && bowser.version >= 3.6) ||
+      (bowser.safari && bowser.version >= 5) ||
+      (bowser.opera && bowser.version >= 9.5)) {
+    bowser.a = true;
+  }
+
+  else if ((bowser.msie && bowser.version < 6) ||
+      (bowser.chrome && bowser.version < 8) ||
+      (bowser.firefox && bowser.version < 3.6) ||
+      (bowser.safari && bowser.version < 5) ||
+      (bowser.opera && bowser.version < 9.5)) {
+    bowser.c = true;
+  } else {
+    bowser.x = true;
+  }
+
   typeof module !== 'undefined' && module.exports ?
-    (module.exports.browser = bowser()) :
+    (module.exports.browser = bowser) :
     (context.bowser = bowser);
 
 }(this);

bowser.min.js

@@ -4,4 +4,4 @@
   * https://github.com/ded/bowser
   * MIT License
   */
-!function(a){function k(){if(c)return{msie:1,version:b.match(/msie ([\d\.]+);/i)[1]};if(d)return{webkit:1,chrome:1,version:b.match(/chrome\/([\d\.]+)/i)[1]};if(e)return{webkit:1,safari:1,version:b.match(/version\/([\d\.]+)/i)[1]};if(f)return{opera:1,version:b.match(/version\/([\d\.]+)/i)[1]};if(h){var a={gecko:1,version:b.match(/firefox\/([\d\.]+)/i)[1]};g&&(a.firefox=1);return a}}function j(){i=i?i:k();return i}var b=navigator.userAgent,c=/msie/i.test(b),d=/chrome/i.test(b),e=/safari/i.test(b)&&!d,f=/opera/i.test(b),g=/firefox/i.test(b),h=/gecko\//i.test(b),i;typeof module!="undefined"&&module.exports?module.exports.browser=j():a.bowser=j}(this)
+!function(a){function i(){if(c)return{msie:1,version:b.match(/msie ([\d\.]+);/i)[1]};if(d)return{webkit:1,chrome:1,version:b.match(/chrome\/([\d\.]+)/i)[1]};if(e)return{webkit:1,safari:1,version:b.match(/version\/([\d\.]+)/i)[1]};if(f)return{opera:1,version:b.match(/version\/([\d\.]+)/i)[1]};if(h){var a={gecko:1,version:b.match(/firefox\/([\d\.]+)/i)[1]};g&&(a.firefox=1);return a}}var b=navigator.userAgent,c=/msie/i.test(b),d=/chrome/i.test(b),e=/safari/i.test(b)&&!d,f=/opera/i.test(b),g=/firefox/i.test(b),h=/gecko\//i.test(b),j=i();j.msie&&j.version>=6||j.chrome&&j.version>=8||j.firefox&&j.version>=3.6||j.safari&&j.version>=5||j.opera&&j.version>=9.5?j.a=!0:j.msie&&j.version<6||j.chrome&&j.version<8||j.firefox&&j.version<3.6||j.safari&&j.version<5||j.opera&&j.version<9.5?j.c=!0:j.x=!0,typeof module!="undefined"&&module.exports?module.exports.browser=j:a.bowser=j}(this)

package.json

@@ -1,7 +1,7 @@
 {
   "name": "bowser",
   "description": "a browser detector",
-  "version": "0.0.2",
+  "version": "0.0.3",
   "homepage": "https://github.com/ded/bowser",
   "author": "Dustin Diaz <@ded>",
   "repository": {

src/bowser.js

@@ -14,13 +14,7 @@
       safari = /safari/i.test(ua) && !chrome,
       opera = /opera/i.test(ua),
       firefox = /firefox/i.test(ua),
-      gecko = /gecko\//i.test(ua),
-      info;
-
-  function bowser() {
-    info = info ? info : detect();
-    return info;
-  }
+      gecko = /gecko\//i.test(ua);
 
   function detect() {
 
@@ -63,8 +57,30 @@
 
   }
 
+  var bowser = detect();
+
+  // Graded Browser Support
+  // http://developer.yahoo.com/yui/articles/gbs
+  if ((bowser.msie && bowser.version >= 6) ||
+      (bowser.chrome && bowser.version >= 8) ||
+      (bowser.firefox && bowser.version >= 3.6) ||
+      (bowser.safari && bowser.version >= 5) ||
+      (bowser.opera && bowser.version >= 9.5)) {
+    bowser.a = true;
+  }
+
+  else if ((bowser.msie && bowser.version < 6) ||
+      (bowser.chrome && bowser.version < 8) ||
+      (bowser.firefox && bowser.version < 3.6) ||
+      (bowser.safari && bowser.version < 5) ||
+      (bowser.opera && bowser.version < 9.5)) {
+    bowser.c = true;
+  } else {
+    bowser.x = true;
+  }
+
   typeof module !== 'undefined' && module.exports ?
-    (module.exports.browser = bowser()) :
+    (module.exports.browser = bowser) :
     (context.bowser = bowser);
 
 }(this);