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// Copyright 2020 CUE 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
//
// http://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.
// Copyright 2010 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 path
import "strings"
const plan9Separator = '/'
const plan9ListSeparator = '\000'
type plan9Info struct{}
var _ osInfo = plan9Info{}
func (o plan9Info) IsPathSeparator(b byte) bool {
return b == plan9Separator
}
// IsAbs reports whether the path is absolute.
func (o plan9Info) IsAbs(path string) bool {
return strings.HasPrefix(path, "/") || strings.HasPrefix(path, "#")
}
// volumeNameLen returns length of the leading volume name on Windows.
// It returns 0 elsewhere.
func (o plan9Info) volumeNameLen(path string) int {
return 0
}
// HasPrefix exists for historical compatibility and should not be used.
//
// Deprecated: HasPrefix does not respect path boundaries and
// does not ignore case when required.
func (o plan9Info) HasPrefix(p, prefix string) bool {
return strings.HasPrefix(p, prefix)
}
func (o plan9Info) splitList(path string) []string {
if path == "" {
return []string{}
}
return strings.Split(path, string(plan9ListSeparator))
}
func (o plan9Info) join(elem []string) string {
// If there's a bug here, fix the logic in ./path_unix.go too.
for i, e := range elem {
if e != "" {
return clean(strings.Join(elem[i:], string(plan9Separator)), plan9)
}
}
return ""
}
func (o plan9Info) sameWord(a, b string) bool {
return a == b
}
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