Regular Expression

detect possibly catastrophic, exponential-time regular expressions

Clean up regular expressions

Simple wildcard matching

Transform GLOB patterns to JavaScript regular expressions for fast file path matching.

Parses a Regular Expression and outputs an AST

Extended regular expressions

dockerignore is a file filter library compatible with Docker and the node-ignore API

Parse, validate, traverse, transform, and optimize Oniguruma regular expressions

Parses a Regular Expression and outputs an AST

A regular expression to match all emoji-only symbols

A very simple and stupid parser, based on a statemachine and regular expressions.

Clone and modify a RegExp instance

Cucumber Expressions - a simpler alternative to Regular Expressions

Returns an object with the (non-glob) base path and the actual pattern.

The best regular expression (regex) for matching hex color values from string.

Regex for RGB color strings.

Regex for matching RGBA color strings.

Returns true if a windows file path has invalid characters.

Return true if a file path is (or has) a dotfile. Returns false if the path is a dot directory.

A library for finite automata and regular expressions in the context of JS RegExp

Parse a glob pattern into an object of tokens.

Make a regular expression time out if it takes too long to execute

Regular expression for matching file names, with or without extension.

Returns true if the given string is a POSIX bracket expression (POSIX character class).

Memoize the results of a call to the RegExp constructor, avoiding repetitious runtime compilation of the same string and options, resulting in surprising performance improvements.

Find multiple RegExp matches in a string

Bindings for RE2: fast, safe alternative to backtracking regular expression engines.

A regular expression for file paths that contain a `node_modules` folder.

Regular expression for matching javascript require/import statements.

Returns true if a file path does not contain any invalid characters.

Regular expression for matching HTML comments

Regular expression for matching scoped npm package names

Regular expression for matching IP addresses in CIDR notation

Returns `true` if an array has a glob pattern.

Broccoli plugin that allows you to filter files selected from an input node down based on regular expressions.

Parse an author, contributor, maintainer or other 'person' string into an object with name, email and url properties following npm conventions.

Regular expression for parsing an `author` string into an object following npm conventions.

(temporary fork of picomatch) Blazing fast and accurate glob matcher written in JavaScript, with no dependencies and full support for standard and extended Bash glob features, including braces, extglobs, POSIX brackets, and regular expressions.

Return a regular expression to capture a function name.

Escape a regular expression string or pattern.

Replace search occurrences with a replacement string.

Test if a value is a regular expression.

Regular expression to detect an extended-length path.

Percent-encode characters in strings matching a regular expression

Cucumber Expressions - a simpler alternative to Regular Expressions

Return a regular expression to parse a regular expression string.

Create a regular expression from a regular expression string.

A robust ES3-compatible polyfill for the `RegExp.escape` proposal - see https://github.com/tc39/proposal-regex-escaping

Return a regular expression to match a newline character sequence.

Test if a value is a regular expression string.