github.com/riscv/riscv-go@v0.0.0-20200123204226-124ebd6fcc8e/misc/git/pre-commit (about)

     1  #!/bin/sh
     2  # Copyright 2012 The Go Authors. All rights reserved.
     3  # Use of this source code is governed by a BSD-style
     4  # license that can be found in the LICENSE file.
     5  
     6  # git gofmt pre-commit hook
     7  #
     8  # To use, store as .git/hooks/pre-commit inside your repository and make sure
     9  # it has execute permissions.
    10  #
    11  # This script does not handle file names that contain spaces.
    12  
    13  gofiles=$(git diff --cached --name-only --diff-filter=ACM | grep '\.go$')
    14  [ -z "$gofiles" ] && exit 0
    15  
    16  unformatted=$(gofmt -l $gofiles)
    17  [ -z "$unformatted" ] && exit 0
    18  
    19  # Some files are not gofmt'd. Print message and fail.
    20  
    21  echo >&2 "Go files must be formatted with gofmt. Please run:"
    22  for fn in $unformatted; do
    23  	echo >&2 "  gofmt -w $PWD/$fn"
    24  done
    25  
    26  exit 1