From 4cecda6c347bd6902b960c6a35a967add7070b0d Mon Sep 17 00:00:00 2001
From: Ondřej Surý <ondrej@sury.org>
Date: Mon, 30 Jan 2012 15:38:19 +0100
Subject: Imported Upstream version 2012.01.27

---
 src/cmd/godoc/filesystem.go | 65 +++++++++------------------------------------
 1 file changed, 13 insertions(+), 52 deletions(-)

(limited to 'src/cmd/godoc/filesystem.go')

diff --git a/src/cmd/godoc/filesystem.go b/src/cmd/godoc/filesystem.go
index 011977af9..4e48c9e68 100644
--- a/src/cmd/godoc/filesystem.go
+++ b/src/cmd/godoc/filesystem.go
@@ -15,26 +15,17 @@ import (
 	"os"
 )
 
-// The FileInfo interface provides access to file information.
-type FileInfo interface {
-	Name() string
-	Size() int64
-	Mtime_ns() int64
-	IsRegular() bool
-	IsDirectory() bool
-}
-
 // The FileSystem interface specifies the methods godoc is using
 // to access the file system for which it serves documentation.
 type FileSystem interface {
-	Open(path string) (io.ReadCloser, os.Error)
-	Lstat(path string) (FileInfo, os.Error)
-	Stat(path string) (FileInfo, os.Error)
-	ReadDir(path string) ([]FileInfo, os.Error)
+	Open(path string) (io.ReadCloser, error)
+	Lstat(path string) (os.FileInfo, error)
+	Stat(path string) (os.FileInfo, error)
+	ReadDir(path string) ([]os.FileInfo, error)
 }
 
 // ReadFile reads the file named by path from fs and returns the contents.
-func ReadFile(fs FileSystem, path string) ([]byte, os.Error) {
+func ReadFile(fs FileSystem, path string) ([]byte, error) {
 	rc, err := fs.Open(path)
 	if err != nil {
 		return nil, err
@@ -48,30 +39,10 @@ func ReadFile(fs FileSystem, path string) ([]byte, os.Error) {
 
 var OS FileSystem = osFS{}
 
-// osFI is the OS-specific implementation of FileInfo.
-type osFI struct {
-	*os.FileInfo
-}
-
-func (fi osFI) Name() string {
-	return fi.FileInfo.Name
-}
-
-func (fi osFI) Size() int64 {
-	if fi.IsDirectory() {
-		return 0
-	}
-	return fi.FileInfo.Size
-}
-
-func (fi osFI) Mtime_ns() int64 {
-	return fi.FileInfo.Mtime_ns
-}
-
 // osFS is the OS-specific implementation of FileSystem
 type osFS struct{}
 
-func (osFS) Open(path string) (io.ReadCloser, os.Error) {
+func (osFS) Open(path string) (io.ReadCloser, error) {
 	f, err := os.Open(path)
 	if err != nil {
 		return nil, err
@@ -80,30 +51,20 @@ func (osFS) Open(path string) (io.ReadCloser, os.Error) {
 	if err != nil {
 		return nil, err
 	}
-	if fi.IsDirectory() {
+	if fi.IsDir() {
 		return nil, fmt.Errorf("Open: %s is a directory", path)
 	}
 	return f, nil
 }
 
-func (osFS) Lstat(path string) (FileInfo, os.Error) {
-	fi, err := os.Lstat(path)
-	return osFI{fi}, err
+func (osFS) Lstat(path string) (os.FileInfo, error) {
+	return os.Lstat(path)
 }
 
-func (osFS) Stat(path string) (FileInfo, os.Error) {
-	fi, err := os.Stat(path)
-	return osFI{fi}, err
+func (osFS) Stat(path string) (os.FileInfo, error) {
+	return os.Stat(path)
 }
 
-func (osFS) ReadDir(path string) ([]FileInfo, os.Error) {
-	l0, err := ioutil.ReadDir(path) // l0 is sorted
-	if err != nil {
-		return nil, err
-	}
-	l1 := make([]FileInfo, len(l0))
-	for i, e := range l0 {
-		l1[i] = osFI{e}
-	}
-	return l1, nil
+func (osFS) ReadDir(path string) ([]os.FileInfo, error) {
+	return ioutil.ReadDir(path) // is sorted
 }
-- 
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