Restore formatter workflow script

1 files changed, 78 insertions, 0 deletions

diff --git a/scripts/formatthecode.sh b/scripts/formatthecode.sh
new file mode 100755
index 0000000..a146f33
--- /dev/null
+++ b/scripts/formatthecode.sh
@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
+REPO_ROOT=$(cd "${SCRIPT_DIR}/.." && pwd)
+
+usage() {
+    cat <<'EOF'
+Usage: ./scripts/formatthecode.sh [JAVA_FILE ...]
+
+Formats Java sources with Artistic Style using the project's historical style.
+
+Without arguments, formats all Java files under:
+  - src/main/java
+  - src/test/java
+
+With arguments, formats only the provided files.
+
+Options:
+  -h, --help        Show this help text
+  --check-deps      Verify required formatter dependencies are installed
+EOF
+}
+
+check_deps() {
+    if ! command -v astyle >/dev/null 2>&1; then
+        echo "error: required formatter 'astyle' was not found in PATH" >&2
+        echo "Install Artistic Style to use ./scripts/formatthecode.sh" >&2
+        return 1
+    fi
+}
+
+collect_default_targets() {
+    find "${REPO_ROOT}/src/main/java" "${REPO_ROOT}/src/test/java" \
+        -type f -name '*.java' -print0
+}
+
+main() {
+    if [[ $# -gt 0 ]]; then
+        case "$1" in
+            -h|--help)
+                usage
+                return 0
+                ;;
+            --check-deps)
+                check_deps
+                return 0
+                ;;
+        esac
+    fi
+
+    check_deps
+
+    if [[ $# -gt 0 ]]; then
+        local target
+        for target in "$@"; do
+            if [[ ! -f "${target}" ]]; then
+                echo "error: file not found: ${target}" >&2
+                return 1
+            fi
+        done
+
+        astyle --style=java --mode=java -n "$@"
+        return 0
+    fi
+
+    mapfile -d '' targets < <(collect_default_targets)
+
+    if [[ ${#targets[@]} -eq 0 ]]; then
+        echo "No Java files found to format." >&2
+        return 0
+    fi
+
+    astyle --style=java --mode=java -n "${targets[@]}"
+}
+
+main "$@"