chore: Improve some functions (#8)

node-modules · Mar 26, 2018 · 32aab2b · 32aab2b
1 parent 4f80381
commit 32aab2b
Showing 1 changed file with 3 additions and 9 deletions.
diff --git a/index.js b/index.js
@@ -30,13 +30,9 @@ exports.duplexStream = isStearm.isDuplex;
  * Extend method
  */
 
-exports.finite = function (obj) {
-  return Number.isFinite(obj);
-};
+exports.finite = Number.isFinite;
 
-exports.NaN = function (obj) {
-  return Number.isNaN(obj);
-};
+exports.NaN = Number.isNaN
 
 exports.generator = function (obj) {
   return obj
@@ -108,9 +104,7 @@ exports.error = function isError(obj) {
   return obj instanceof Error;
 };
 
-exports.array = function isArray(obj) {
-  return Array.isArray(obj);
-};
+exports.array = Array.isArray;
 
 /**
  * transform isNull type to null