hazelnutcloud / zig_guides

A collection of code samples and walkthroughs for performing common tasks in Zig ⚡.

⚡ Zig Guides

A collection of code samples and walkthroughs for performing common tasks in Zig.

All the zig files in this repository are interactive and can be executed by zig run <path-to-zig-file>.

This guide follows zig master branch.

Inspired from Bun Guides.

Topics

• 📂 File System
• 📄 JSON
• 🌐 HTTP
• ⚙️ Process
• 🔒 Hashing
• 🧪 Testing
• 🧰 Utilities

📂 File System

• Create a file
• Read a file
• Delete a file
• Copy a file
• Check if a file exists
• Append data incrementally to a file
• Write to stdout

📄 JSON

• Parse a JSON string
• Stringify data into JSON
• Read a JSON file

🌐 HTTP

• Start a simple HTTP server
• Send an HTTP request using fetch
• Fetch JSON from an API url and parse it
• Download a file from url

⚙️ Process

• Read input from stdin
• Listen for Ctrl + C
• Spawn a child process
• Parse command line arguments
• Read environment variables

🔒 Hashing

• Generate SHA256 hash of a data
• Generate MD5 hash of a data
• Incrementally compute hash of a data
• Generate cryptographically secure random data

🧪 Testing

Run using zig test <path-to-zig-file>.

• Write basic tests
• Skip tests

🧰 Utilities

• Call function from a dynamic library
• Sleep for a fixed number of nanoseconds
• Encode and decode base64 string
• Compress and decompress data
• Parse a semver version string
• Generate random data