increate test coverage rate

lcxfs1991 · lcxfs1991 · commit 4356fe5a512e · 2017-02-22T01:47:24.000+08:00
diff --git a/.gitignore b/.gitignore
@@ -6,3 +6,5 @@
 /coverage
 
 /.idea
+
+.DS_Store
diff --git a/index.js b/index.js
@@ -152,10 +152,6 @@ function isString(a) {
 	return typeof a === "string";
 }
 
-function isObject(a) {
-	return isType('Object', a);
-}
-
 function isFunction(a) {
 	return isType('Function', a);
 }
