Code support format detection

scripts/pre-commit.sh

@@ -0,0 +1,67 @@
+#!/bin/bash
+# Git pre-commit hook for Mole
+# Automatically formats shell scripts before commit
+#
+# Installation:
+#   ln -s ../../scripts/pre-commit.sh .git/hooks/pre-commit
+#   chmod +x .git/hooks/pre-commit
+#
+# Or use the install script:
+#   ./scripts/install-hooks.sh
+
+set -e
+
+# Colors
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+# Only check shell files that are staged
+STAGED_SH_FILES=$(git diff --cached --name-only --diff-filter=ACMR | grep -E '\.sh$|^mole$' || true)
+
+if [ -z "$STAGED_SH_FILES" ]; then
+    exit 0
+fi
+
+echo -e "${YELLOW}Running pre-commit checks on shell files...${NC}"
+
+# Check if shfmt is installed
+if ! command -v shfmt &> /dev/null; then
+    echo -e "${RED}shfmt is not installed. Install with: brew install shfmt${NC}"
+    exit 1
+fi
+
+# Check if shellcheck is installed
+if ! command -v shellcheck &> /dev/null; then
+    echo -e "${RED}shellcheck is not installed. Install with: brew install shellcheck${NC}"
+    exit 1
+fi
+
+NEEDS_FORMAT=0
+
+# Check formatting
+for file in $STAGED_SH_FILES; do
+    if ! shfmt -i 4 -ci -sr -d "$file" > /dev/null 2>&1; then
+        echo -e "${YELLOW}Formatting $file...${NC}"
+        shfmt -i 4 -ci -sr -w "$file"
+        git add "$file"
+        NEEDS_FORMAT=1
+    fi
+done
+
+# Run shellcheck
+for file in $STAGED_SH_FILES; do
+    if ! shellcheck -S warning "$file" > /dev/null 2>&1; then
+        echo -e "${YELLOW}ShellCheck warnings in $file:${NC}"
+        shellcheck -S warning "$file"
+        echo -e "${YELLOW}Continuing with commit (warnings are non-critical)...${NC}"
+    fi
+done
+
+if [ $NEEDS_FORMAT -eq 1 ]; then
+    echo -e "${GREEN}✓ Files formatted and re-staged${NC}"
+fi
+
+echo -e "${GREEN}✓ Pre-commit checks passed${NC}"
+exit 0