blob: 2d7049f6a7a60e22a1cf6f165edbd1784c43c562 [file] [log] [blame]
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package source
import (
"fmt"
"net/url"
"path/filepath"
"strings"
)
const fileSchemePrefix = "file://"
// URI represents the full uri for a file.
type URI string
// Filename gets the file path for the URI.
// It will return an error if the uri is not valid, or if the URI was not
// a file URI
func (uri URI) Filename() (string, error) {
s := string(uri)
if !strings.HasPrefix(s, fileSchemePrefix) {
return "", fmt.Errorf("only file URI's are supported, got %v", uri)
}
s = s[len(fileSchemePrefix):]
s, err := url.PathUnescape(s)
if err != nil {
return s, err
}
s = filepath.FromSlash(s)
return s, nil
}
// ToURI returns a protocol URI for the supplied path.
// It will always have the file scheme.
func ToURI(path string) URI {
return URI(fileSchemePrefix + filepath.ToSlash(path))
}