mygrep-go

This repository contains a CLI application that implements a part of the grep command. It has been heavily influenced by the grep track on codecrafters.io.

Features

• CLI interface for searching patterns in files/stdin
• Tiny implementation of support for regular expressions
  • Start/end of string anchor: ^, $
  • Quantifier: +, *, ?
  • Wildcard: .
  • Meta characters: \d, \w
  • Positive/negative character group: [abc], [^abc]
  • Alternation: (abc|def)

Getting Started

To get started with mygrep-go, follow these steps:

1. Clone the repository: git clone https://github.com/miy4/mygrep-go.git
2. Build the application: go build ./cmd/mygrep
3. Run the application: ./mygrep pattern file

License

This project is licensed under the MIT License. See the LICENSE file for more details.

Acknowledgement

I would like to acknowledge the following resources that have been instrumental in the development of this project:

• The grep track on codecrafters.io: This track provided valuable guidance and inspiration for implementing the grep functionality in this CLI application.
• The article by rhaeguard: It was a great reference for understanding regular expressions and implementing support for them in this project.