CLI tool that extracts a regex pattern from a list of urls ( Rust )

Last update: Dec 11, 2022

Related tags

Command-line rextract

Overview

rextract

CLI tool that extracts a regex pattern from a list of urls. The tool is written in Rust and supports PCRE.

Installation

Step 1:

Visit https://rustup.rs/ and follow the instructions to get started with rust and cargo.

Step 2:

> cargo install --git https://github.com/iustin24/rextract

Usage

The tool takes a list of urls from stdin and extracts the regex supplied as an argument.

Extract HTML Title ( using lookarounds ):

> cat urls.txt
https://www.google.com/
https://youst.in/

> cat urls.txt | rextract '(?im)(?<=<title>).*(?=</title>)'
Google
Youstin

Extract UUIDs

> cat urls.txt
https://www.uuidtools.com/docs

> cat urls.txt | rextract '[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12}'
b01eb720-171a-11ea-b949-73c91bba743d
b01eb720-171a-11ea-b949-73c91bba743d
b01eb720-171a-11ea-b949-73c91bba743d
b01eb720-171a-11ea-b949-73c91bba743d

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