feat: add commit message validation scripts

hooks/pre-recieve.sh

@@ -0,0 +1,78 @@
+#!/bin/bash
+
+# Semantic commit pattern:
+# feat|fix|docs|style|refactor|test|perf|build|ci|chore|revert(optional scope): message
+# Allow dots (.), uppercase letters, and other common filename characters in scope
+PATTERN='^(feat|fix|docs|style|refactor|test|perf|build|ci|chore|revert)(\([a-zA-Z0-9\-\.\_]+\))?: .{1,}$'
+
+# Pattern for merge commits from pull requests - simplified to catch all formats
+PR_MERGE_PATTERN='^Merge pull request'
+
+# Pattern for standard Git merge commits
+GIT_MERGE_PATTERN='^Merge (branch|remote-tracking branch) .+ into .+$'
+
+# Set text colors
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[0;33m'
+BLUE='\033[0;34m'
+NC='\033[0m' # No Color
+
+INVALID_COMMITS=0
+
+# Read stdin (format: <old-value> <new-value> <ref-name>)
+while read -r OLD_REV NEW_REV REF_NAME; do
+    # Skip if it's a branch deletion
+    if [[ "$NEW_REV" = "0000000000000000000000000000000000000000" ]]; then
+        continue
+    fi
+
+    # Skip if it's a new branch (no old revision)
+    if [[ "$OLD_REV" = "0000000000000000000000000000000000000000" ]]; then
+        OLD_REV=$(git rev-list --max-parents=0 "$NEW_REV")
+    fi
+
+    echo -e "${YELLOW}Checking commits in $REF_NAME${NC}"
+
+    # Get all commit hashes between old and new revision
+    COMMITS=$(git rev-list "$OLD_REV".."$NEW_REV")
+
+    # Check each commit message
+    for COMMIT in $COMMITS; do
+        COMMIT_MSG=$(git log --format=%B -n 1 "$COMMIT")
+        COMMIT_SUBJECT=$(echo "$COMMIT_MSG" | head -n 1)
+        PARENT_COUNT=$(git rev-list --parents -n 1 "$COMMIT" | awk '{print NF - 1}')
+
+        # Skip validation for merge commits (both PR merges and standard Git merges)
+        if [[ $PARENT_COUNT -gt 1 ]] && ([[ "$COMMIT_SUBJECT" =~ $PR_MERGE_PATTERN ]] || [[ "$COMMIT_SUBJECT" =~ $GIT_MERGE_PATTERN ]]); then
+            echo -e "${BLUE}➜ Skipping merge commit:${NC} $COMMIT_SUBJECT"
+            continue
+        fi
+
+        if ! [[ "$COMMIT_SUBJECT" =~ $PATTERN ]]; then
+            echo -e "${RED}✗ Invalid commit message:${NC} $COMMIT_SUBJECT"
+            echo -e "${RED}  Commit:${NC} $COMMIT"
+            echo -e "${YELLOW}  Message should follow semantic commit format:${NC}"
+            echo -e "  type(scope): message"
+            echo -e "  ${YELLOW}where type is one of:${NC} feat, fix, docs, style, refactor, test, perf, build, ci, chore, revert"
+            echo ""
+            INVALID_COMMITS=$((INVALID_COMMITS + 1))
+        else
+            echo -e "${GREEN}✓ Valid commit:${NC} $COMMIT_SUBJECT"
+        fi
+    done
+done
+
+# If any commits were invalid, reject the push
+if [[ $INVALID_COMMITS -gt 0 ]]; then
+    echo -e "${RED}Push rejected: $INVALID_COMMITS commit(s) have invalid messages.${NC}"
+    echo -e "${YELLOW}Please rewrite your commit messages to follow the semantic commit format:${NC}"
+    echo "type(scope): message"
+    echo "Examples:"
+    echo "  feat(auth): add login with Google"
+    echo "  fix: correct calculation in billing module"
+    echo "  style(release.yml): format permissions section in YAML"
+    exit 1
+fi
+
+exit 0