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babel-helper-regex

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babel-helper-regex

Helper function to check for literal RegEx

  • 6.18.0
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  • npm
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6
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What is babel-helper-regex?

The babel-helper-regex package is a utility module used by Babel plugins to help with the manipulation and optimization of regular expressions. It provides functions to modify regex patterns and flags, which is particularly useful when developing custom Babel transformations that involve regular expressions.

What are babel-helper-regex's main functionalities?

Optimize regex literals

This feature allows the optimization of regular expressions by collapsing redundant patterns and ensuring the most efficient regex is used. This can improve performance and reduce the size of the regex.

import { optimizeRegexLiteral } from 'babel-helper-regex';
const optimizedRegex = optimizeRegexLiteral(/foo|foo/g);
console.log(optimizedRegex); // Output might be optimized version of regex

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Package last updated on 24 Oct 2016

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