Minigrep - simple grep in Rust

Prerequisites

• Make sure you have Rust installed on your machine
• rustc --version
• cargo --version

To run a case sensitive search

• From the root of this project, run
  • cargo run [text to search] [file to search in]
  • Ex. cargo run to poem.txt
• Search results will be shown in the terminal

For case insensitive search:

• Set an environment variable named CASE_INSENSITIVE to any value
  • On a Mac, export CASE_INSENSITIVE=1
• Unset this variable to go back to case sensitive search
  • On a Mac, unset CASE_INSENSITIVE

To output the search results to a file

• cargo run [text to search] [file to search in] > [file name]
• Ex. cargo run to poem.txt > output.txt