Collection of debug messages used by Babel for consistent error reporting and debugging output across the JavaScript transpilation ecosystem.

Syntax highlight JavaScript strings for output in terminals.

Collection of helper functions used by Babel transforms for generating runtime code.

Helper to wrap functions inside function calls while preserving behavior, scope, and context for Babel AST transformations.

Validate plugin/preset options with comprehensive error handling and suggestion system.

A utility package to parse strings and escape sequences in JavaScript and TypeScript code

Babel helper utility for transforming export declarations by splitting them into separate variable declarations and export statements during JavaScript/TypeScript compilation.

Babel helper for ensuring that access to a given value is performed through simple accesses

Helper function to replace supers in JavaScript class transformations for Babel compiler

Helper function to remap async functions to generators for Babel transformations

Helper function to remap async functions to generators

Helper functions for working with regular expression literals in Babel transformations

Helper functions for checking and manipulating RegExp flags in JavaScript AST nodes

General utilities for plugins to use

Helper function to support test runner for Babel plugin fixture-based testing

Helper function to optimise call expression

Helper function to support test runner for Babel plugin fixture-based testing

Helper function to optimize call expressions by choosing between apply() and call() methods for Babel transformations

Helper function to replace certain member expressions with function calls

Helper function to hoist variable declarations in JavaScript AST transformations