✨ feat(fs): add new util func ToAbsPath() for convert path

fsutil/fsutil.go

@@ -7,6 +7,8 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+
+	"github.com/gookit/goutil/internal/comfunc"
 )
 
 const (
@@ -97,3 +99,25 @@ func UnixPath(path string) string {
 	}
 	return strings.ReplaceAll(path, "\\", "/")
 }
+
+// ToAbsPath convert process.
+//
+// TIP: will don't check path
+func ToAbsPath(p string) string {
+	if len(p) == 0 {
+		return ""
+	}
+	if filepath.IsAbs(p) {
+		return p
+	}
+
+	if p[0] == '~' {
+		return comfunc.ExpandHome(p)
+	}
+
+	wd, err := os.Getwd()
+	if err != nil {
+		return p
+	}
+	return filepath.Join(wd, p)
+}

fsutil/fsutil_test.go

@@ -43,6 +43,16 @@ func TestSplitPath(t *testing.T) {
 	assert.Eq(t, "some.txt", file)
 }
 
+func TestToAbsPath(t *testing.T) {
+	assert.Eq(t, "", fsutil.ToAbsPath(""))
+	assert.Eq(t, "/path/to/dir/", fsutil.ToAbsPath("/path/to/dir/"))
+	assert.Neq(t, "~/path/to/dir", fsutil.ToAbsPath("~/path/to/dir"))
+	assert.Neq(t, ".", fsutil.ToAbsPath("."))
+	assert.Neq(t, "..", fsutil.ToAbsPath(".."))
+	assert.Neq(t, "./", fsutil.ToAbsPath("./"))
+	assert.Neq(t, "../", fsutil.ToAbsPath("../"))
+}
+
 func TestSlashPath(t *testing.T) {
 	assert.Eq(t, "/path/to/dir", fsutil.SlashPath("/path/to/dir"))
 	assert.Eq(t, "/path/to/dir", fsutil.UnixPath("/path/to/dir"))