62 lines
862 B
Go
62 lines
862 B
Go
package main
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import (
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"archive/zip"
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"io"
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"net/http"
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"os"
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"strings"
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"golang.org/x/tools/godoc/vfs/httpfs"
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"golang.org/x/tools/godoc/vfs/zipfs"
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)
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// Make a few FS.
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// Supported types are:
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// - local directory (foo/bar/)
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// - local zip file (foo/bar.zip)
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func NewFS(uri string) (*FS, error) {
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if strings.HasSuffix(uri, ".zip") {
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r, err := zip.OpenReader(uri)
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if err != nil {
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return nil, err
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}
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zfs := zipfs.New(r, uri)
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hfs := httpfs.New(zfs)
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fs := &FS{
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FileSystem: hfs,
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closeme: r,
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}
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return fs, nil
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}
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fi, err := os.Stat(uri)
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if err != nil {
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return nil, err
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}
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if !fi.IsDir() {
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return nil, os.ErrInvalid
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}
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fs := &FS{
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FileSystem: http.Dir(uri),
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}
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return fs, nil
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}
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type FS struct {
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http.FileSystem
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closeme io.Closer
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}
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func (f *FS) Close() error {
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if f.closeme != nil {
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return f.Close()
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}
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return nil
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}
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