Go Minifier

A lightweight command-line tool designed to simplify and streamline the minification process for CSS and JavaScript files. Minification involves the removal of unnecessary characters and spaces from code, resulting in smaller file sizes that contribute to improved web page loading times.

🚀 Quick Start

Get up and running in under 2 minutes:

# Install the tool
go install github.com/Alitindrawan24/go-minifier

# Minify a CSS file
go-minifier -src styles.css

# Minify a JavaScript file  
go-minifier -src script.js -opt js

📋 Requirements

• Go 1.19 or later

🔧 Installation & Setup

Option 1: Direct Installation

go install github.com/Alitindrawan24/go-minifier

Option 2: Local Development

Using HTTPS:

git clone https://github.com/Alitindrawan24/go-minifier.git
cd go-minifier

Using SSH:

git clone git@github.com:Alitindrawan24/go-minifier.git
cd go-minifier

📖 Usage

Minify CSS Files

Basic usage - Creates filename.min.css:

go run . -src styles.css

Custom output filename:

go run . -src styles.css -out production.min.css

Working with multiple CSS files:

# Minify multiple CSS files
go run . -src main.css
go run . -src components.css -out components.min.css
go run . -src responsive.css -out responsive.min.css

Minify JavaScript Files

Basic usage - Creates filename.min.js:

go run . -src script.js -opt js

Custom output filename:

go run . -src app.js -out app.min.js -opt js

Working with multiple JavaScript files:

# Minify multiple JS files
go run . -src main.js -opt js
go run . -src utils.js -out utils.min.js -opt js
go run . -src vendor.js -out vendor.min.js -opt js

Command Line Options

Option	Description	Required	Default
-src	Path to the source file	✅	-
-out	Path to the output file	❌	filename.min.css/js
-opt	Minifier type (css or js)	❌	css

Valid values for -opt:

• css - For CSS files (default)
• js - For JavaScript files

📊 Example Output

After minification, you'll see file size statistics:

File styles.css original size: 15 KB
File styles.min.css output size: 8 KB (reduced by 46.67%)

🛠️ Development

Running Tests

make test

Code Formatting

make fmt

Linting

make lint

📝 Todo

• Minify all CSS/JS files in a directory
• Batch processing capabilities
• Additional file format support