pretty-git-commit

#!/bin/bash

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
PURPLE='\033[0;35m'
CYAN='\033[0;36m'
BOLD='\033[1m'
DIM='\033[2m'
NC='\033[0m'

function execute_commit() {
    local temp_file=$(mktemp)
    local exit_code

    git commit "$@" > "$temp_file" 2>&1
    exit_code=$?

    while IFS= read -r line; do
        if [[ $line =~ ^\[.*\] ]]; then
            # Commit summary line like "[main abc123] commit message"
            echo -e "${GREEN}🎉 ${line}${NC}"
        elif [[ $line == *" file"*"changed"* ]]; then
            # Files changed summary like "1 file changed, 5 insertions(+)"
            echo -e "${BLUE}📊 ${line}${NC}"
        elif [[ $line == *"insertion"* ]]; then
            echo -e "${GREEN}➕ ${line}${NC}"
        elif [[ $line == *"deletion"* ]]; then
            echo -e "${RED}➖ ${line}${NC}"
        elif [[ $line == *"create mode"* ]]; then
            echo -e "${GREEN}✨ ${line}${NC}"
        elif [[ $line == *"delete mode"* ]]; then
            echo -e "${RED}🗑️  ${line}${NC}"
        elif [[ $line == *"rename"* ]]; then
            echo -e "${PURPLE}🔄 ${line}${NC}"
        elif [[ $line == *"copy"* ]]; then
            echo -e "${CYAN}📋 ${line}${NC}"
        elif [[ $line == *"nothing to commit"* ]]; then
            echo -e "${YELLOW}🤷 ${line}${NC}"
        elif [[ $line == *"working tree clean"* ]]; then
            echo -e "${GREEN}✨ ${line}${NC}"
        elif [[ $line == *"Changes not staged"* ]]; then
            echo -e "${YELLOW}⚠️  ${line}${NC}"
        elif [[ $line == *"Changes to be committed"* ]]; then
            echo -e "${GREEN}📦 ${line}${NC}"
        elif [[ $line == *"Untracked files"* ]]; then
            echo -e "${DIM}🙈 ${line}${NC}"
        elif [[ $line == *"use \"git add\""* ]]; then
            echo -e "${DIM}💡 ${line}${NC}"
        elif [[ $line == *"use \"git commit -a\""* ]]; then
            echo -e "${DIM}💡 ${line}${NC}"
        elif [[ $line == *"error:"* ]] || [[ $line == *"fatal:"* ]]; then
            echo -e "${RED}❌ ${line}${NC}"
        elif [[ $line == *"warning:"* ]]; then
            echo -e "${YELLOW}⚠️  ${line}${NC}"
        elif [[ $line == *"hint:"* ]]; then
            echo -e "${DIM}💡 ${line}${NC}"
        elif [[ $line == *"Author identity unknown"* ]]; then
            echo -e "${YELLOW}👤 ${line}${NC}"
        elif [[ $line =~ ^[[:space:]]*$ ]]; then
            # Empty lines
            echo "$line"
        else
            # Other output (like commit editor messages)
            echo "$line"
        fi
    done < "$temp_file"

    rm -f "$temp_file"
    return $exit_code
}

function main() {
    if ! git rev-parse --git-dir > /dev/null 2>&1; then
        echo -e "${RED}fatal: not a git repository (or any of the parent directories): .git${NC}"
        exit 128
    fi

    execute_commit "$@"
}

main "$@"