1package tools
 2
 3import (
 4	"context"
 5	"log/slog"
 6	"os/exec"
 7	"path/filepath"
 8	"strings"
 9	"sync"
10
11	"github.com/charmbracelet/crush/internal/log"
12)
13
14var getRg = sync.OnceValue(func() string {
15	path, err := exec.LookPath("rg")
16	if err != nil {
17		if log.Initialized() {
18			slog.Warn("Ripgrep (rg) not found in $PATH. Some grep features might be limited or slower.")
19		}
20		return ""
21	}
22	return path
23})
24
25func getRgCmd(ctx context.Context, globPattern string) *exec.Cmd {
26	name := getRg()
27	if name == "" {
28		return nil
29	}
30	args := []string{"--files", "-L", "--null"}
31	if globPattern != "" {
32		if !filepath.IsAbs(globPattern) && !strings.HasPrefix(globPattern, "/") {
33			globPattern = "/" + globPattern
34		}
35		args = append(args, "--glob", globPattern)
36	}
37	return exec.CommandContext(ctx, name, args...)
38}
39
40func getRgSearchCmd(ctx context.Context, pattern, path, include string) *exec.Cmd {
41	name := getRg()
42	if name == "" {
43		return nil
44	}
45	// Use -n to show line numbers, -0 for null separation to handle Windows paths
46	args := []string{"--json", "-H", "-n", "-0", pattern}
47	if include != "" {
48		args = append(args, "--glob", include)
49	}
50	args = append(args, path)
51
52	return exec.CommandContext(ctx, name, args...)
53}