os: use keyed literals for PathError

Necessary to move PathError to io/fs.

For #41190.

Change-Id: I05e87675f38a22f0570d4366b751b6169f7a1b13
Reviewed-on: https://go-review.googlesource.com/c/go/+/243900
Trust: Russ Cox <rsc@golang.org>
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>

1 files changed, 25 insertions, 25 deletions

diff --git a/src/os/file_plan9.go b/src/os/file_plan9.go
index a1a51a1c06..bbc732838a 100644
--- a/src/os/file_plan9.go
+++ b/src/os/file_plan9.go
@@ -119,18 +119,18 @@ func openFileNolog(name string, flag int, perm FileMode) (*File, error) {
 		if IsNotExist(e) && create {
 			fd, e = syscall.Create(name, flag, syscallMode(perm))
 			if e != nil {
-				return nil, &PathError{"create", name, e}
+				return nil, &PathError{Op: "create", Path: name, Err: e}
 			}
 		}
 	}
 
 	if e != nil {
-		return nil, &PathError{"open", name, e}
+		return nil, &PathError{Op: "open", Path: name, Err: e}
 	}
 
 	if append {
 		if _, e = syscall.Seek(fd, 0, io.SeekEnd); e != nil {
-			return nil, &PathError{"seek", name, e}
+			return nil, &PathError{Op: "seek", Path: name, Err: e}
 		}
 	}
 
@@ -154,7 +154,7 @@ func (file *file) close() error {
 	}
 	var err error
 	if e := syscall.Close(file.fd); e != nil {
-		err = &PathError{"close", file.name, e}
+		err = &PathError{Op: "close", Path: file.name, Err: e}
 	}
 	file.fd = badFd // so it can't be closed again
 
@@ -191,10 +191,10 @@ func (f *File) Truncate(size int64) error {
 	var buf [syscall.STATFIXLEN]byte
 	n, err := d.Marshal(buf[:])
 	if err != nil {
-		return &PathError{"truncate", f.name, err}
+		return &PathError{Op: "truncate", Path: f.name, Err: err}
 	}
 	if err = syscall.Fwstat(f.fd, buf[:n]); err != nil {
-		return &PathError{"truncate", f.name, err}
+		return &PathError{Op: "truncate", Path: f.name, Err: err}
 	}
 	return nil
 }
@@ -209,7 +209,7 @@ func (f *File) chmod(mode FileMode) error {
 
 	odir, e := dirstat(f)
 	if e != nil {
-		return &PathError{"chmod", f.name, e}
+		return &PathError{Op: "chmod", Path: f.name, Err: e}
 	}
 	d.Null()
 	d.Mode = odir.Mode&^chmodMask | syscallMode(mode)&chmodMask
@@ -217,10 +217,10 @@ func (f *File) chmod(mode FileMode) error {
 	var buf [syscall.STATFIXLEN]byte
 	n, err := d.Marshal(buf[:])
 	if err != nil {
-		return &PathError{"chmod", f.name, err}
+		return &PathError{Op: "chmod", Path: f.name, Err: err}
 	}
 	if err = syscall.Fwstat(f.fd, buf[:n]); err != nil {
-		return &PathError{"chmod", f.name, err}
+		return &PathError{Op: "chmod", Path: f.name, Err: err}
 	}
 	return nil
 }
@@ -238,10 +238,10 @@ func (f *File) Sync() error {
 	var buf [syscall.STATFIXLEN]byte
 	n, err := d.Marshal(buf[:])
 	if err != nil {
-		return &PathError{"sync", f.name, err}
+		return &PathError{Op: "sync", Path: f.name, Err: err}
 	}
 	if err = syscall.Fwstat(f.fd, buf[:n]); err != nil {
-		return &PathError{"sync", f.name, err}
+		return &PathError{Op: "sync", Path: f.name, Err: err}
 	}
 	return nil
 }
@@ -314,10 +314,10 @@ func Truncate(name string, size int64) error {
 	var buf [syscall.STATFIXLEN]byte
 	n, err := d.Marshal(buf[:])
 	if err != nil {
-		return &PathError{"truncate", name, err}
+		return &PathError{Op: "truncate", Path: name, Err: err}
 	}
 	if err = syscall.Wstat(name, buf[:n]); err != nil {
-		return &PathError{"truncate", name, err}
+		return &PathError{Op: "truncate", Path: name, Err: err}
 	}
 	return nil
 }
@@ -326,7 +326,7 @@ func Truncate(name string, size int64) error {
 // If there is an error, it will be of type *PathError.
 func Remove(name string) error {
 	if e := syscall.Remove(name); e != nil {
-		return &PathError{"remove", name, e}
+		return &PathError{Op: "remove", Path: name, Err: e}
 	}
 	return nil
 }
@@ -389,7 +389,7 @@ func chmod(name string, mode FileMode) error {
 
 	odir, e := dirstat(name)
 	if e != nil {
-		return &PathError{"chmod", name, e}
+		return &PathError{Op: "chmod", Path: name, Err: e}
 	}
 	d.Null()
 	d.Mode = odir.Mode&^chmodMask | syscallMode(mode)&chmodMask
@@ -397,10 +397,10 @@ func chmod(name string, mode FileMode) error {
 	var buf [syscall.STATFIXLEN]byte
 	n, err := d.Marshal(buf[:])
 	if err != nil {
-		return &PathError{"chmod", name, err}
+		return &PathError{Op: "chmod", Path: name, Err: err}
 	}
 	if err = syscall.Wstat(name, buf[:n]); err != nil {
-		return &PathError{"chmod", name, err}
+		return &PathError{Op: "chmod", Path: name, Err: err}
 	}
 	return nil
 }
@@ -421,10 +421,10 @@ func Chtimes(name string, atime time.Time, mtime time.Time) error {
 	var buf [syscall.STATFIXLEN]byte
 	n, err := d.Marshal(buf[:])
 	if err != nil {
-		return &PathError{"chtimes", name, err}
+		return &PathError{Op: "chtimes", Path: name, Err: err}
 	}
 	if err = syscall.Wstat(name, buf[:n]); err != nil {
-		return &PathError{"chtimes", name, err}
+		return &PathError{Op: "chtimes", Path: name, Err: err}
 	}
 	return nil
 }
@@ -458,7 +458,7 @@ func Symlink(oldname, newname string) error {
 // Readlink returns the destination of the named symbolic link.
 // If there is an error, it will be of type *PathError.
 func Readlink(name string) (string, error) {
-	return "", &PathError{"readlink", name, syscall.EPLAN9}
+	return "", &PathError{Op: "readlink", Path: name, Err: syscall.EPLAN9}
 }
 
 // Chown changes the numeric uid and gid of the named file.
@@ -469,14 +469,14 @@ func Readlink(name string) (string, error) {
 // On Windows or Plan 9, Chown always returns the syscall.EWINDOWS or
 // EPLAN9 error, wrapped in *PathError.
 func Chown(name string, uid, gid int) error {
-	return &PathError{"chown", name, syscall.EPLAN9}
+	return &PathError{Op: "chown", Path: name, Err: syscall.EPLAN9}
 }
 
 // Lchown changes the numeric uid and gid of the named file.
 // If the file is a symbolic link, it changes the uid and gid of the link itself.
 // If there is an error, it will be of type *PathError.
 func Lchown(name string, uid, gid int) error {
-	return &PathError{"lchown", name, syscall.EPLAN9}
+	return &PathError{Op: "lchown", Path: name, Err: syscall.EPLAN9}
 }
 
 // Chown changes the numeric uid and gid of the named file.
@@ -485,7 +485,7 @@ func (f *File) Chown(uid, gid int) error {
 	if f == nil {
 		return ErrInvalid
 	}
-	return &PathError{"chown", f.name, syscall.EPLAN9}
+	return &PathError{Op: "chown", Path: f.name, Err: syscall.EPLAN9}
 }
 
 func tempDir() string {
@@ -505,7 +505,7 @@ func (f *File) Chdir() error {
 		return err
 	}
 	if e := syscall.Fchdir(f.fd); e != nil {
-		return &PathError{"chdir", f.name, e}
+		return &PathError{Op: "chdir", Path: f.name, Err: e}
 	}
 	return nil
 }
@@ -541,7 +541,7 @@ func (f *File) checkValid(op string) error {
 		return ErrInvalid
 	}
 	if f.fd == badFd {
-		return &PathError{op, f.name, ErrClosed}
+		return &PathError{Op: op, Path: f.name, Err: ErrClosed}
 	}
 	return nil
 }