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#!/usr/bin/env bash
#
# format.sh — Formats all source files in the project using clang-format.
#
# Usage:
# ./scripts/format.sh # Format all C/C++ source files
# ./scripts/format.sh --check # Check formatting without modifying files
#
set -euo pipefail
# Project root (one level up from scripts/)
ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT_DIR"
# Find all C/C++ files (excluding build directories and third-party code)
FILES=$(find src include -type f \( -name "*.c" -o -name "*.cpp" -o -name "*.h" -o -name "*.hpp" \) \
! -path "*/build/*" ! -path "*/third_party/*")
# Default clang-format style (fallback if no .clang-format exists)
STYLE="file"
if [ ! -f ".clang-format" ]; then
STYLE="llvm"
fi
# Command arguments
CMD_ARGS=("-i" "--style=${STYLE}")
if [[ "${1:-}" == "--check" ]]; then
CMD_ARGS=("--dry-run" "--Werror" "--style=${STYLE}")
echo "Checking code format..."
else
echo "Formatting source files..."
fi
# Run clang-format on each file
for file in $FILES; do
clang-format "${CMD_ARGS[@]}" "$file"
done
if [[ "${1:-}" == "--check" ]]; then
echo "Format check passed!"
else
echo "Formatting complete."
fi
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