From 0dc4922fd188cfc3846be29fd2e2d777297e034c Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Thu, 27 Nov 2025 02:52:28 +0900
Subject: fix handling of number suffix

---
 cmd/git-extract-issue/main.go      | 3 ++-
 cmd/git-extract-issue/main_test.go | 1 +
 justfile                           | 3 +++
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/cmd/git-extract-issue/main.go b/cmd/git-extract-issue/main.go
index 4681d4d..2e9255d 100644
--- a/cmd/git-extract-issue/main.go
+++ b/cmd/git-extract-issue/main.go
@@ -20,10 +20,11 @@ func main() {
 // * 123-suffix                => #123
 // * feature/123               => #123
 // * feature/123-suffix        => #123
+// * feature/123-2             => #123
 // * feature/prefix-123        => prefix-123
 // * feature/prefix-123-suffix => prefix-123
 func extractIssueNumberFromBranchName(branchName string) string {
-	pattern := regexp.MustCompile(`\A(?:\w+/)?(\w+-)?(\d+)(?:-\w+)*\z`)
+	pattern := regexp.MustCompile(`\A(?:\w+/)?([A-Za-z][0-9A-Za-z]*-)?(\d+)(?:-\w+)*\z`)
 	matches := pattern.FindSubmatch([]byte(branchName))
 	if len(matches) != 3 {
 		return ""
diff --git a/cmd/git-extract-issue/main_test.go b/cmd/git-extract-issue/main_test.go
index dbf88c5..02c0fe2 100644
--- a/cmd/git-extract-issue/main_test.go
+++ b/cmd/git-extract-issue/main_test.go
@@ -13,6 +13,7 @@ func TestExtractIssueNumberFromBranchName(t *testing.T) {
 
 		{"feature prefix", "feature/123", "#123"},
 		{"feature prefix with suffix", "feature/123-suffix", "#123"},
+		{"feature prefix with number suffix", "feature/123-2", "#123"},
 
 		{"project prefix", "feature/prefix-123", "prefix-123"},
 		{"project prefix with suffix", "feature/prefix-123-suffix", "prefix-123"},
diff --git a/justfile b/justfile
index a14db65..9c6bb08 100644
--- a/justfile
+++ b/justfile
@@ -1,5 +1,8 @@
 build:
     go build ./...
 
+fmt:
+    go fmt ./...
+
 test:
     go test ./...
-- 
cgit v1.2.3-70-g09d2