Merge pull request #418 from keepgoing147/patch-1

wangzheng0822 · web-flow · commit 40e0aa11f4fc · 2019-11-17T09:24:18.000+08:00
[golang] Simplify stack IsEmpty function
diff --git a/go/08_stack/StackBasedOnLinkedList.go b/go/08_stack/StackBasedOnLinkedList.go
@@ -20,10 +20,7 @@ func NewLinkedListStack() *LinkedListStack {
 }
 
 func (this *LinkedListStack) IsEmpty() bool {
-	if this.topNode == nil {
-		return true
-	}
-	return false
+	return this.topNode == nil
 }
 
 func (this *LinkedListStack) Push(v interface{}) {

Original file line number	Diff line number	Diff line change
`@@ -20,10 +20,7 @@ func NewLinkedListStack() *LinkedListStack {`
`20`	`20`	`}`
`21`	`21`
`22`	`22`	`func (this *LinkedListStack) IsEmpty() bool {`
`23`		`- if this.topNode == nil {`
`24`		`- return true`
`25`		`- }`
`26`		`- return false`
	`23`	`+ return this.topNode == nil`
`27`	`24`	`}`
`28`	`25`
`29`	`26`	`func (this *LinkedListStack) Push(v interface{}) {`