90 lines
1.8 KiB
Go
90 lines
1.8 KiB
Go
// Copyright 2025-present Gustavo "Guz" L. de Mello
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// Copyright 2025-present The Lored.dev Contributors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package blogo
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import (
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"io/fs"
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)
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type FS interface {
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Metadata() Metadata
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Open(name string) (File, error)
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}
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type File interface {
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fs.File
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Metadata() Metadata
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}
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type wrapperFS struct {
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fs.FS
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metadata Metadata
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immutable bool
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}
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func FsFS(f fs.FS, immutable ...bool) FS {
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var m Metadata
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var i bool
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if len(immutable) > 0 && immutable[0] {
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i = true
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m = ImmutableMetadata(MetadataMap(map[string]any{}))
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} else {
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i = false
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m = MetadataMap(map[string]any{})
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}
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return &wrapperFS{
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FS: f,
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metadata: m,
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immutable: i,
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}
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}
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func (f *wrapperFS) Metadata() Metadata {
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return f.metadata
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}
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func (f *wrapperFS) Open(name string) (File, error) {
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file, err := f.FS.Open(name)
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if err != nil {
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return nil, err
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}
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return FsFile(file, f.immutable), nil
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}
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type wrapperFile struct {
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fs.File
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metadata Metadata
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}
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func FsFile(f fs.File, immutable ...bool) File {
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var m Metadata
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if len(immutable) > 0 && immutable[0] {
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m = ImmutableMetadata(MetadataMap(map[string]any{}))
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} else {
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m = MetadataMap(map[string]any{})
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}
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return &wrapperFile{
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File: f,
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metadata: m,
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}
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}
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func (f *wrapperFile) Metadata() Metadata {
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return f.metadata
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}
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