fish-shell/build_tools/style.fish
Fabian Boehm 8dbd23372f style.fish: Just ask for uncommitted changes
I keep some files around that I don't *want* to commit or ignore, but
it's fine to restyle them.

It's also fine to restyle everything if you are about to commit
something because then it'll be committed in the correct style.
2022-06-16 18:45:46 +02:00

113 lines
3.2 KiB
Fish
Executable File

#!/usr/bin/env fish
#
# This runs C++ files and fish scripts (*.fish) through their respective code
# formatting programs.
#
set -l git_clang_format no
set -l c_files
set -l fish_files
set -l python_files
set -l all no
if test "$argv[1]" = --all
set all yes
set -e argv[1]
end
if set -q argv[1]
echo "Unexpected arguments: '$argv'"
exit 1
end
if test $all = yes
set -l files (git status --porcelain --short --untracked-files=all | sed -e 's/^ *[^ ]* *//')
if set -q files[1]
echo
echo 'You have uncommitted changes. Are you sure you want to restyle?'
read -P 'y/N? ' -n1 -l ans
if not string match -qi "y" -- $ans
exit 1
end
end
set c_files src/*.h src/*.cpp src/*.c
set fish_files share/**.fish
set python_files {doc_src,share,tests}/**.py
else
# We haven't been asked to reformat all the source. If there are uncommitted changes reformat
# those using `git clang-format`. Else reformat the files in the most recent commit.
# Select (cached files) (modified but not cached, and untracked files)
set -l files (git diff-index --cached HEAD --name-only) (git ls-files --exclude-standard --others --modified)
if set -q files[1]
set git_clang_format yes
else
# No pending changes so lint the files in the most recent commit.
set files (git diff-tree --no-commit-id --name-only -r HEAD)
end
# Extract just the C/C++ files that exist.
set c_files
for file in (string match -r '^.*\.(?:c|cpp|h)$' -- $files)
test -f $file; and set c_files $c_files $file
end
# Extract just the fish files.
set fish_files (string match -r '^.*\.fish$' -- $files)
set python_files (string match -r '^.*\.py$' -- $files)
end
set -l red (set_color red)
set -l green (set_color green)
set -l blue (set_color blue)
set -l normal (set_color normal)
# Run the C++ reformatter if we have any C++ files.
if set -q c_files[1]
if test $git_clang_format = yes
if type -q git-clang-format
echo === Running "$red"git-clang-format"$normal"
git add $c_files
git-clang-format
else
echo
echo 'WARNING: Cannot find git-clang-format command'
echo
end
else if type -q clang-format
echo === Running "$red"clang-format"$normal"
for file in $c_files
cp $file $file.new # preserves mode bits
clang-format $file >$file.new
if cmp --quiet $file $file.new
rm $file.new
else
echo $file was NOT correctly formatted
mv $file.new $file
end
end
else
echo
echo 'WARNING: Cannot find clang-format command'
echo
end
end
# Run the fish reformatter if we have any fish files.
if set -q fish_files[1]
if not type -q fish_indent
make fish_indent
set PATH . $PATH
end
echo === Running "$green"fish_indent"$normal"
fish_indent -w -- $fish_files
end
if set -q python_files[1]
if not type -q black
echo
echo Please install "`black`" to style python
echo
else
echo === Running "$blue"black"$normal"
black $python_files
end
end