gofmt
Format Go source code.
More information: https://golang.org/cmd/gofmt/.
- Format a file and display the result to the console:
gofmt source.go
- Format a file, overwriting the original file in-place:
gofmt -w source.go
- Format a file, and then simplify the code, overwriting the original file:
gofmt -s -w source.go
- Print all (including spurious) errors:
gofmt -e source.go