cmd/compile/internal/syntax: use strings.TrimPrefix in typeOf

Change-Id: I38c2a1afa1684b069522cd1b74529ae10f019ce8
GitHub-Last-Rev: 8c726f1f01f2827081a0afc161360497c50a9c7a
GitHub-Pull-Request: golang/go#63894
Reviewed-on: https://go-review.googlesource.com/c/go/+/539057
Run-TryBot: qiulaidongfeng <2645477756@qq.com>
Run-TryBot: Robert Griesemer <gri@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
Reviewed-by: qiulaidongfeng <2645477756@qq.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>

diff --git a/src/cmd/compile/internal/syntax/nodes_test.go b/src/cmd/compile/internal/syntax/nodes_test.go
index a39f08c1a42cb56b1e940282a438831224c1fd7d..a86ae87adf3ab842b1aa8aaa1fbeb5d644ae848b 100644 (file)
--- a/src/cmd/compile/internal/syntax/nodes_test.go
+++ b/src/cmd/compile/internal/syntax/nodes_test.go
@@ -322,8 +322,5 @@ func stripAt(s string) (string, int) {
 func typeOf(n Node) string {
        const prefix = "*syntax."
        k := fmt.Sprintf("%T", n)
-       if strings.HasPrefix(k, prefix) {
-               return k[len(prefix):]
-       }
-       return k
+       return strings.TrimPrefix(k, prefix)
 }