From 875ac19922932b12f6357d64a460c06d031000e7 Mon Sep 17 00:00:00 2001
From: Jonas Knobloch <jonas.knobloch@t-online.de>
Date: Thu, 23 Apr 2026 18:14:50 +0200
Subject: Add shelf module

---
 shelf/ignore.go | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 shelf/ignore.go

(limited to 'shelf/ignore.go')

diff --git a/shelf/ignore.go b/shelf/ignore.go
new file mode 100644
index 0000000..be061f3
--- /dev/null
+++ b/shelf/ignore.go
@@ -0,0 +1,48 @@
+package shelf
+
+import (
+	"bufio"
+	"bytes"
+	"path/filepath"
+	"strings"
+
+	"github.com/go-git/go-git/v5/plumbing/format/gitignore"
+)
+
+type Ignore struct {
+	matcher gitignore.Matcher
+}
+
+func newIgnore(data []byte) *Ignore {
+	var patterns []gitignore.Pattern
+
+	scanner := bufio.NewScanner(bytes.NewReader(data))
+
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+
+		if line == "" || strings.HasPrefix(line, "#") {
+			continue
+		}
+
+		patterns = append(patterns, gitignore.ParsePattern(line, nil))
+	}
+
+	return &Ignore{
+		matcher: gitignore.NewMatcher(patterns),
+	}
+}
+
+func (i *Ignore) Match(path string, isDir bool) bool {
+	parts := strings.Split(filepath.ToSlash(path), "/")
+
+	var segments []string
+
+	for _, p := range parts {
+		if p != "" {
+			segments = append(segments, p)
+		}
+	}
+
+	return i.matcher.Match(segments, isDir)
+}
-- 
cgit v1.3.1