Simple update notifier to check for npm updates for cli applications

parses mathematical expressions and outputs an AST that represents the expression

Regular expressions.

Return a regular expression to match a newline character sequence.

Test if a value is a regular expression string.

s-expression parser with (un|quasi|)quoting support

check if an AST node is a MemberExpression, in general or a specific one

Transform HCL into JSON

Parse simple expressions, in a language of your own description

Runtime for Regenerator-compiled generator and async functions.

A simple, safe, JavaScript Filter Expression compiler for end-users

Validates the path expressions for the Amazon States Language

A CEL evaluator for ECMAScript

regexpu’s core functionality (i.e. `rewritePattern(pattern, flag)`), capable of translating ES6 Unicode regular expressions to ES5.

A lightweight Common Expression Language (CEL) implementation in JavaScript with zero dependencies

Typescript implementation of the JMESPath Community specification

[](https://www.npmjs.com/package/jsdoc-type-pratt-parser) []

A JavaScript parser for Google Closure Compiler and JSDoc type expressions.

Bindings for the Watchman file watching service

Add context awareness to your apps and frameworks by safely evaluating user-defined conditional expressions. Useful for evaluating expressions in config files, prompts, key bindings, completions, templates, and many other user cases.