This command line tool was implemented by following the official Rust tutorial: https://doc.rust-lang.org/book/ch12-00-an-io-project.html
Install Rust and Cargo:
curl --proto '=https' --tlsv1.2 https://sh.rustup.rs -sSf | sh
Add the following line to your ~/.bashrc or ~/.zshrc:
export PATH="$HOME/.cargo/bin:$PATH"
Run project:
cargo run <query> <filename>
Or:
CASE_INSENSITIVE=true cargo run <query> <filename>
Run unit tests:
cargo test
Just compile:
cargo build
Check code without producing an executable:
cargo check
Building for release:
cargo build --release
Open bundled documentation:
cargo doc --open