From fc349551e39d4b1203a3743a76ac953686d49e07 Mon Sep 17 00:00:00 2001
From: Ryo Nihei <nihei.dev@gmail.com>
Date: Wed, 15 Dec 2021 21:17:48 +0900
Subject: Use golangci-lint

---
 compiler/parser/tree.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'compiler/parser/tree.go')

diff --git a/compiler/parser/tree.go b/compiler/parser/tree.go
index b5fb723..04ba723 100644
--- a/compiler/parser/tree.go
+++ b/compiler/parser/tree.go
@@ -207,7 +207,7 @@ func newConcatNode(left, right CPTree) *concatNode {
 }
 
 func (n *concatNode) String() string {
-	return fmt.Sprintf("concat")
+	return "concat"
 }
 
 func (n *concatNode) Range() (rune, rune, bool) {
@@ -258,7 +258,7 @@ func newAltNode(left, right CPTree) *altNode {
 }
 
 func (n *altNode) String() string {
-	return fmt.Sprintf("alt")
+	return "alt"
 }
 
 func (n *altNode) Range() (rune, rune, bool) {
@@ -419,6 +419,7 @@ func (n *fragmentNode) clone() CPTree {
 	return newFragmentNode(n.kind, n.tree.clone())
 }
 
+//nolint:unused
 func printCPTree(w io.Writer, t CPTree, ruledLine string, childRuledLinePrefix string) {
 	if t == nil {
 		return
-- 
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