transmission/code_style.sh

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#!/usr/bin/env bash
# Usage: ./code_style.sh
# Usage: ./code_style.sh --check
set -o noglob
if [[ "x$1" == *"check"* ]]; then
echo "checking code format"
else
fix=1
fi
root="$(dirname "$0")"
root="$(cd "${root}" && pwd)"
cd "${root}" || exit 1
cfile_includes=(
'*.c'
'*.cc'
'*.h'
'*.m'
)
cfile_excludes=(
'libtransmission/ConvertUTF.*'
'libtransmission/jsonsl.*'
'libtransmission/wildmat.*'
'macosx/Sparkle.framework/*'
'macosx/VDKQueue/*'
'third-party/*'
'web/*'
)
get_find_path_args() {
local args=$(printf " -o -path ./%s" "$@")
echo "${args:4}"
}
find_cfiles() {
find . \( $(get_find_path_args "${cfile_includes[@]}") \) ! \( $(get_find_path_args "${cfile_excludes[@]}") \) "$@"
}
# format C/C++
clang_format_args="$([ -n "$fix" ] && echo '-i' || echo '--dry-run --Werror')"
if ! find_cfiles -exec clang-format $clang_format_args '{}' '+'; then
[ -n "$fix" ] || echo 'C/C++ code needs formatting'
exitcode=1
fi
# enforce east const
matches="$(find_cfiles -exec perl -ne 'print "west const:",$ARGV,":",$_ if /((?:^|[(,;]|\bstatic\s+)\s*)\b(const)\b(?!\s+\w+\s*\[)/' '{}' '+')"
if [ -n "$matches" ]; then
echo "$matches"
exitcode=1
fi
if [ -n "$fix" ]; then
find_cfiles -exec perl -pi -e 's/((?:^|[(,;]|\bstatic\s+)\s*)\b(const)\b(?!\s+\w+\s*\[)/\1>\2</g' '{}' '+'
fi
# format JS
cd "${root}/web" || exit 1
yarn_args='--silent --no-progress --non-interactive'
yarn_lint_args="$([ -n "$fix" ] && echo 'lint:fix' || echo 'lint')"
if ! yarn $yarn_args install; then
[ -n "$fix" ] || echo 'JS code could not be checked -- "yarn install" failed'
exitcode=1
elif ! yarn $yarn_args $yarn_lint_args; then
[ -n "$fix" ] || echo 'JS code needs formatting'
exitcode=1
fi
exit $exitcode