tools

#!/usr/bin/env sh

set -eu

if [ -f .env ]; then
  . ./.env
fi

color_green='\033[32m'
color_red='\033[0;31m'
color_reset='\033[0m'
build_native_debug_dir=build-native-debug
native_debug_bin=yali-native
native_debug_test_bin=yali-native-tests

info() {
  printf "%b%s%b\n" "$color_green" "$1" "$color_reset"
}

error() {
  printf "%b%s%b\n" "$color_red" "$1" "$color_reset"
}

if command -v clang-20 >/dev/null 2>&1; then
  clang_tidy=clang-tidy-20
  clang_format=clang-format-20
  llvm_profdata=llvm-profdata-20
  llvm_cov=llvm-cov-20
elif command -v clang-19 >/dev/null 2>&1; then
  error 'You are running LLVM/Clang 19. Install LLVM/Clang 20!'

  clang_tidy=clang-tidy-19
  clang_format=clang-format-19
  llvm_profdata=llvm-profdata-19
  llvm_cov=llvm-cov-19
else
  if [ -z "$LLVM_BIN_PATH" ]; then
    error 'Clang not found in PATH, and no LLVM_BIN_PATH in .env'

    exit 1
  fi

  clang_tidy=$LLVM_BIN_PATH/clang-tidy
  clang_format=$LLVM_BIN_PATH/clang-format
  llvm_profdata=$LLVM_BIN_PATH/llvm-profdata
  llvm_cov=$LLVM_BIN_PATH/llvm-cov
fi

assert_debug_target() {
  if [ ! -f "$build_native_debug_dir/$1" ]; then
    error "The '$1' target with the 'Debug' build configuration
has not been built yet.
Build the target using CMake."

    exit 1
  fi
}

run_clang_tidy() {
  assert_debug_target $native_debug_bin

  info 'Running ClangTidy on the Commodore version...'
  $clang_tidy --quiet --config-file .clang-tidy --extra-arg=-std=c99 --extra-arg=-D__CC65__ src/*.[ch]

  echo
  info 'Running ClangTidy on the native version...'
  $clang_tidy --quiet --config-file .clang-tidy -p $build_native_debug_dir ./**/*.[ch]
}

run_cppcheck() {
  if ! command -v cppcheck >/dev/null 2>&1; then
    error 'You don'\''t have Cppcheck installed.'
    error 'Install Cppcheck by running '\''sudo apt install cppcheck'\''.'

    exit 1
  fi

  assert_debug_target $native_debug_bin

  info 'Running Cppcheck on all source files...'
  cppcheck \
    --std=c23 \
    --enable=all \
    --check-level=exhaustive \
    --inline-suppr \
    --suppress=*:*unity.c \
    --suppress=missingIncludeSystem:* \
    --project=$build_native_debug_dir/compile_commands.json \
    --cppcheck-build-dir=$build_native_debug_dir
}

run_clang_format() {
  info 'Running ClangFormat on all source files...'
  $clang_format --verbose -i -- **/*.[ch]
}

run_tests() {
  assert_debug_target $native_debug_test_bin

  info 'Running CTest...'
  ctest --extra-verbose --test-dir $build_native_debug_dir

  echo
  info 'Running llvm-profdata...'
  $llvm_profdata merge \
    -sparse \
    $build_native_debug_dir/default.profraw \
    -o $build_native_debug_dir/default.profdata

  echo
  info 'Running llvm-cov report...'
  $llvm_cov report \
    $build_native_debug_dir/$native_debug_test_bin \
    -instr-profile=$build_native_debug_dir/default.profdata \
    --ignore-filename-regex='(unity|unity_internals)'

  echo
  info 'Running llvm-cov show...'
  $llvm_cov show \
    $build_native_debug_dir/$native_debug_test_bin \
    -instr-profile=$build_native_debug_dir/default.profdata \
    --ignore-filename-regex='(unity|unity_internals)' \
    -format=html \
    --output-dir=$build_native_debug_dir/coverage
}

case "$1" in
lint)
  run_clang_tidy
  echo
  run_cppcheck
  ;;
format)
  run_clang_format
  ;;
test)
  run_tests
  ;;
*)
  printf "Usage:\n%s [lint|format|test]\n" "$0"

  exit 1
  ;;
esac