// 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 }