Crate grepster

Grepster

grepster is a simple command-line utility for searching text in files. It allows case-sensitive and case-insensitive searches controlled via environment variables. The enhanced version adds support for multiple files, regex pattern matching, and line number output.

Features

• Search for text patterns in files
• Support for case-sensitive and case-insensitive searches
• Search multiple files at once
• Regular expression pattern matching
• Display line numbers in search results
• Simple and intuitive command-line interface

Example

use std::env;
use grepster::{Config, run};

let config = Config::build(env::args()).unwrap_or_else(|err| {
    eprintln!("Problem parsing arguments: {err}");
    std::process::exit(1);
});

if let Err(e) = run(config) {
    eprintln!("Application error: {e}");
    std::process::exit(1);
}

Structs

Config

Configuration for the grepster application.

SearchResult

Represents a search result with line content and metadata

Functions

run

Runs the search operation with the provided configuration.

search

Performs a case-sensitive search for a query in the contents.

search_case_insensitive

Performs a case-insensitive search for a query in the contents.

search_with_regex

Performs a search using regular expressions.