/
giturl.go
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/
giturl.go
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// Copyright 2021 The gg Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// SPDX-License-Identifier: Apache-2.0
package giturl
import (
"errors"
"net/url"
"path/filepath"
"strings"
)
// Parse parses a Git remote URL, including the alternative SCP syntax.
// See git-fetch(1) for details.
func Parse(urlstr string) (*url.URL, error) {
if urlstr == "" {
return nil, errors.New("parse git url: empty string")
}
if i := strings.IndexAny(urlstr, ":/"); i != -1 {
if tail := urlstr[i:]; !strings.HasPrefix(tail, "/") &&
!strings.HasPrefix(tail, "://") &&
!strings.HasPrefix(tail, "::") {
urlstr = "ssh://" + urlstr[:i] + "/" + strings.TrimPrefix(tail[1:], "/")
}
}
return url.Parse(urlstr)
}
// FromPath converts a filesystem path into a URL. If it's a relative path, then
// it returns a path-only URL.
func FromPath(path string) *url.URL {
if !filepath.IsAbs(path) {
return &url.URL{Path: filepath.ToSlash(path)}
}
path = filepath.ToSlash(path)
if !strings.HasPrefix(path, "/") {
// For Windows paths that start with "C:/".
path = "/" + path
}
return &url.URL{
Scheme: "file",
Path: path,
}
}