write a little document and fix a few bugs

README.md

@@ -0,0 +1,37 @@
+# Agent-Line
+
+## install
+
+```
+npm install agent-install
+```
+
+## code
+
+```
+var asset = require('assert'),
+		agent = require('agent-line'),
+		Device = agent.Device,
+		OS = agent.OS,
+		Carrier = agent.Carrier;
+
+var iPhone = agent.lookup('Mozilla/5.0 (iPhone; CPU iPhone OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A403 Safari/8536.25');
+
+assert.ok(iPhone.os.isEqual(OS.iOS));
+assert.ok(iPhone.device.isEqual(Device.SmartPhone));
+assert.ok(iPhone.device.isA(Device.Phone)); // Phone = SmartPhone | FeaturePhone
+assert.ok(iPhone.device.isA(Device.Mobile)); // Mobile = Tablet | Phone
+
+var iPad = agent.lookup('Mozilla/5.0 (iPad; CPU OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A403 Safari/8536.25');
+
+assert.ok(iPad.os.isEqual(OS.iOS));
+assert.ok(iPad.device.isEqual(Device.Tablet));
+assert.ok(iPad.device.isA(Device.Mobile)); // Mobile = Tablet | Phone
+
+var SH06A3 = agent.lookup('DoCoMo/2.0 SH06A3(c500;TC;W30H18)');
+
+assert.ok(SH06A3.device.isEqual(Device.FeaturePhone));
+assert.ok(SH06A3.device.isA(Device.Phone));
+assert.ok(SH06A3.device.isA(Device.Mobile));
+assert.ok(SH06A3.carrier.isA(Carrier.Docomo)); // a feature phone has carrier info
+```

lib/enum.js

@@ -14,13 +14,22 @@ EnumItem.prototype.valueOf = function () {
 
 EnumItem.prototype.hasFlag = function (item) {
   if (item instanceof EnumItem) {
-    if (item.parent === this.parent ) {
+    if (item.parent === this.parent) {
       return (this.id & item.id) === item.id;
     }
   }
   return false;
 };
 
+EnumItem.prototype.isA = function (item) {
+  if (item instanceof EnumItem) {
+    if (item.parent === this.parent) {
+      return (this.id & item.id) === this.id;
+    }
+  }
+  return false;
+};
+
 EnumItem.prototype.isEqual = function (item) {
   return (item instanceof EnumItem) && (this.id === item.id);
 };

lib/index.js

@@ -13,6 +13,10 @@ agent.lookup = function (ua) {
   return agentsDef[agentsDef.length - 1];
 };
 
+agent.Device = require('./device');
+agent.OS = require('./os');
+agent.Carrier = require('./carrier');
+
 if (!module.parent) {
   var assert = require('assert'),
       OS = require('./os'),

package.json

@@ -1,5 +1,5 @@
 {
-  "version": "0.0.0",
+  "version": "0.1.0",
   "license": "BSD",
   "description": "agent-line",
   "author": "KOBA789 <kobahide789@gmail.com> (http://koba789.com/)",