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// Copyright 2024 The Hugo Authors. All rights reserved.
//
// 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.
// Package source contains the types and functions related to source files.
package source
import (
"path/filepath"
"runtime"
"github.com/gohugoio/hugo/hugofs/glob"
"github.com/spf13/afero"
"github.com/gohugoio/hugo/helpers"
)
// SourceSpec abstracts language-specific file creation.
// TODO(bep) rename to Spec
type SourceSpec struct {
*helpers.PathSpec
SourceFs afero.Fs
shouldInclude func(filename string) bool
}
// NewSourceSpec initializes SourceSpec using languages the given filesystem and PathSpec.
func NewSourceSpec(ps *helpers.PathSpec, inclusionFilter *glob.FilenameFilter, fs afero.Fs) *SourceSpec {
shouldInclude := func(filename string) bool {
if !inclusionFilter.Match(filename, false) {
return false
}
if ps.Cfg.IgnoreFile(filename) {
return false
}
return true
}
return &SourceSpec{shouldInclude: shouldInclude, PathSpec: ps, SourceFs: fs}
}
// IgnoreFile returns whether a given file should be ignored.
func (s *SourceSpec) IgnoreFile(filename string) bool {
if filename == "" {
if _, ok := s.SourceFs.(*afero.OsFs); ok {
return true
}
return false
}
base := filepath.Base(filename)
if len(base) > 0 {
first := base[0]
last := base[len(base)-1]
if first == '.' ||
first == '#' ||
last == '~' {
return true
}
}
if !s.shouldInclude(filename) {
return true
}
if runtime.GOOS == "windows" {
// Also check the forward slash variant if different.
unixFilename := filepath.ToSlash(filename)
if unixFilename != filename {
if !s.shouldInclude(unixFilename) {
return true
}
}
}
return false
}
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