diff options
| -rw-r--r-- | src/cmd/gofmt/gofmt.go | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/cmd/gofmt/gofmt.go b/src/cmd/gofmt/gofmt.go index f7d30d840..f322a2b0a 100644 --- a/src/cmd/gofmt/gofmt.go +++ b/src/cmd/gofmt/gofmt.go @@ -122,7 +122,7 @@ func processFile(filename string, in io.Reader, out io.Writer, stdin bool) error fmt.Fprintln(out, filename) } if *write { - err = ioutil.WriteFile(filename, res, 0) + err = ioutil.WriteFile(filename, res, 0644) if err != nil { return err } @@ -186,6 +186,11 @@ func gofmtMain() { initRewrite() if flag.NArg() == 0 { + if *write { + fmt.Fprintln(os.Stderr, "error: cannot use -w with standard input") + exitCode = 2 + return + } if err := processFile("<standard input>", os.Stdin, os.Stdout, true); err != nil { report(err) } |