From e515d80d5dfd5621a16f6fc9f08cc3c0958a8414 Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <bradfitz@golang.org>
Date: Fri, 1 Feb 2013 08:41:25 -0800
Subject: bytes, strings: add TrimPrefix and TrimSuffix

Everybody either gets confused and thinks this is
TrimLeft/TrimRight or does this by hand which gets
repetitive looking.

R=rsc, kevlar
CC=golang-dev
https://golang.org/cl/7239044
---
 src/cmd/api/goapi.go | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'src/cmd/api')

diff --git a/src/cmd/api/goapi.go b/src/cmd/api/goapi.go
index 906cd3a68d..0d76b0cdb6 100644
--- a/src/cmd/api/goapi.go
+++ b/src/cmd/api/goapi.go
@@ -778,8 +778,7 @@ func (w *Walker) walkConst(vs *ast.ValueSpec) {
 				}
 			}
 		}
-		if strings.HasPrefix(litType, constDepPrefix) {
-			dep := litType[len(constDepPrefix):]
+		if dep := strings.TrimPrefix(litType, constDepPrefix); dep != litType {
 			w.constDep[ident.Name] = dep
 			continue
 		}
-- 
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