From 31054164870b413db797572b8e3d5a00c41d328e Mon Sep 17 00:00:00 2001
From: Marc Vertes <mvertes@free.fr>
Date: Sun, 16 Nov 2025 12:07:33 +0100
Subject: fix lint

---
 scanner/scan.go      | 12 ++++++++----
 scanner/scan_test.go |  5 ++++-
 2 files changed, 12 insertions(+), 5 deletions(-)

(limited to 'scanner')

diff --git a/scanner/scan.go b/scanner/scan.go
index ea8b3a2..bf9914b 100644
--- a/scanner/scan.go
+++ b/scanner/scan.go
@@ -66,18 +66,22 @@ func NewScanner(spec *lang.Spec) *Scanner {
 	// TODO: Mark unset ASCII char other than alphanum illegal
 
 	// Build a regular expression to match all string start delimiters at once.
-	re := "("
+	var sb strings.Builder
+	sb.WriteString("(")
+	// re := "("
 	for s, p := range sc.BlockProp {
 		if p&lang.CharStr == 0 {
 			continue
 		}
 		// TODO: sort keys in decreasing length order.
 		for _, b := range []byte(s) {
-			re += fmt.Sprintf("\\x%02x", b)
+			// re += fmt.Sprintf("\\x%02x", b)
+			sb.WriteString(fmt.Sprintf("\\x%02x", b))
 		}
-		re += "|"
+		sb.WriteString("|")
+		// re += "|"
 	}
-	re = strings.TrimSuffix(re, "|") + ")$"
+	re := strings.TrimSuffix(sb.String(), "|") + ")$"
 	sc.sdre = regexp.MustCompile(re)
 
 	return sc
diff --git a/scanner/scan_test.go b/scanner/scan_test.go
index c3f62a8..bf3602d 100644
--- a/scanner/scan_test.go
+++ b/scanner/scan_test.go
@@ -2,6 +2,7 @@ package scanner_test
 
 import (
 	"log"
+	"strings"
 	"testing"
 
 	"github.com/mvertes/parscan/lang/golang"
@@ -35,9 +36,11 @@ func TestScan(t *testing.T) {
 }
 
 func tokStr(tokens []scanner.Token) (s string) {
+	var sb strings.Builder
 	for _, t := range tokens {
-		s += t.String() + " "
+		sb.WriteString(t.String() + " ")
 	}
+	s += sb.String()
 	return s
 }
 
-- 
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