JSPM

A parser that converts TypeScript source code into an ESTree compatible form

An AST-based pattern checker for JavaScript.

An Esprima-compatible JavaScript parser built on Acorn

ECMAScript parsing infrastructure for multipurpose analysis

A query library for ECMAScript AST using a CSS selector like query language.

An ESLint custom parser which leverages TypeScript ESTree

Regular expression parser for ECMAScript.

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

AST utils for webassemblyjs

Esprima-compatible implementation of the Mozilla JS Parser API

WebAssembly binary format parser

Generate regular expressions from regjsparser’s AST.

unist utility to recursively walk over nodes, with ancestral information

WebAssembly text format printer

AST utility module for statically analyzing JSX

Flow types for the Javascript AST

Detect global variables in JavaScript using acorn

unist utility to visit nodes

utilities for working with typescript's AST

Tooling which enables you to use TypeScript with ESLint

parse, inspect, transform, and serialize content through syntax trees

Regular expression parser for ECMAScript.

mdast utility to parse markdown

remark plugin to add support for parsing markdown input

JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

mdast utility to serialize markdown

A modern CSS parser and stringifier with TypeScript support

Class for creating AST nodes.

Determine whether an AST node is a reference

Check if something can be an ecmascript (javascript) identifier name

Low footprint ECMAScript source code parser

A CSS property value parser for use with PostCSS

remark plugin to add support for serializing markdown

Generate regular expressions from regjsparser’s AST.

[](https://travis-ci.org/mulesoft-labs/yaml-ast-parser)

React component to render markdown

TypeScript compiler wrapper for static analysis and code manipulation.

Parses well-formed HTML (meaning all tags closed) into an AST and back. quickly.

hast utility to transform from a `parse5` AST

Get the dependencies of an ES6 module

Parse EditorConfig-INI file contents into AST

evaluate statically-analyzable expressions

Takes JavaScript code, along with a config and returns the original code with tokens wrapped as configured.

Execute a callback on every node of a source code's AST and stop walking when you see fit

Get the dependencies of a Stylus file

hast utility to transform to a `parse5` AST

Lightweight, robust, elegant virtual syntax highlighting using Prism

WebAssembly text format parser

Virtual syntax highlighting for virtual DOMs and non-HTML things

Maintained replacement for ESLint's deprecated SourceCode#getJSDocComment along with other jsdoc utilities

Find the dependencies of a less file

JavaScript code generator from an ESTree-compliant AST.

syntax highlighting component for react with prismjs or highlightjs ast using inline styles

Find the dependencies of a sass file

Find all dependencies within a JavaScript file using AMD module syntax

Get the dependencies of a TypeScript module

find all require() calls by walking the AST

Find the dependencies of an scss file

Get the dependencies of a CommonJS module by traversing its AST

markdown processor powered by plugins part of the unified collective

Get the dependencies of a Vue module

esast (and estree) utility to visit nodes

unist utility to create a new trees with a nice syntax

Attach comments to estree nodes

[](https://travis-ci.org/mulesoft-labs/yaml-ast-parser)

npm query parser and tools

Get the dependency tree of a module

rehype plugin to serialize HTML

Transform JSX in estrees to function calls (for react, preact, and most hyperscript interfaces)

Determine whether a JavaScript expression evaluates to a constant

unist utility to remove nodes from a tree

rehype plugin to parse HTML

JSON AST parser, tokenizer, printer, traverser.

MermaidJS parser

Simple JavaScript expression evaluator

A library for analysing JS RegExp

get a list of identifiers that are initialised by a JavaScript AST node.

walk an AST, quickly

convert estree ast to babel

recma plugin to add support for parsing and serializing JSX

Check what’s defined in an estree scope

esast utility to transform from estree

recma plugin to transform HTML (hast) to JS (estree)

recma plugin to serialize JavaScript

recma plugin to parse JavaScript

transform the ast on a recursive walk

recma plugin to add support for parsing and serializing JSX

unist utility to modify direct children of a parent

find undeclared identifiers and property accesses in a javascript file.

HTML processor powered by plugins part of the unified collective

git@github.com:stalniy/ucast.git

convert module usage to inline expressions

git@github.com:stalniy/ucast.git

Search and Rewrite code at large scale using precise AST pattern

git@github.com:stalniy/ucast.git

git@github.com:stalniy/ucast.git

unist utility to create a new tree with nodes that pass a filter

Find the dependencies of a less file

Search and Rewrite code at large scale using precise AST pattern

JSON AST parser

A TOML parser that produces output compatible with ESLint

Clone AST without extra properties

Convert XML to JSON - Fast & Simple

simple scope analysis for javascript ASTs

Patch typescript to support custom transformers in tsconfig.json

ECMAScript parsing infrastructure for multipurpose analysis

Utility library to manipulate ASTs

Search and Rewrite code at large scale using precise AST pattern

Convenience wrapper for performing AST transformations with browserify transform streams

simple node sql parser

simple but flexible AST traversal with pre and post visitors

New syntax to add attributes to Markdown.

A 100% compliant, self-hosted javascript parser with high focus on both performance and stability

A temporary custom copy of https://github.com/csstree/csstree

ECMAScript CallExpression matcher made from function/method signature

Rewrite element with rehype.

Ignore content display via HTML comments, Shown in GitHub readme, excluded in HTML.

Format whitespace in HTML

Power Assert in JavaScript

AST source location detection helper for power-assert

Turns GraphQLResolveInfo into a map of the requested fields

Enhance your ESLint visitors with shared logic

Parse PHP code from JS and returns its AST

Search and Rewrite code at large scale using precise AST pattern

AST and parser for Fluent

unist utility to select nodes with CSS-like selectors

Yet another simple Postgres SQL parser/modifier

Alerts are a Markdown extension based on the blockquote syntax that you can use to emphasize critical information.

Converts JavaScript objects to equivalent ASTs

Search and Rewrite code at large scale using precise AST pattern

Parses well-formed HTML (meaning all tags closed) into an AST and back. quickly.

Pseudo AST that contains data with its positions attached.

ECMAScript CallExpression matcher made from function/method signature

Parses calc of css and converts it to AST.

Transform deprecated styling attributes on HAST table cells to inline styles

Walks a JavaScript AST and adds a "parent" property to each node

An interpreter for Typescript that can evaluate an arbitrary Node within a Typescript AST

Power Assert feature instrumentor based on the ECMAScript AST

Javascript markdown parsing, made simple

Safely evaluate JavaScript (estree) expressions, sync and async.

Relationship type checker functions for Typescript types.

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Drop-in for estraverse that enables traversal over React's JSX nodes.

XML Reader and Parser

Compliance tests for textlint's AST(Abstract Syntax Tree).

simple but flexible lexically ordered AST traversal with pre and post visitors

detect global and local lexical identifiers from javascript source code

merge multiple estraverse visitors into one

A sensible Markdown parser for javascript

Parse plain text to AST with location info.

Lexical ordering of property names per Esprima AST type

Solidity Code Linter

A library that helps you clone Nodes from a Typescript AST

Recursively walk and transform EcmaScript AST

walk the ast with references to parent nodes

Search and Rewrite code at large scale using precise AST pattern

Walk an AST without being led astray

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.

Comment-preserving JSON / JSON5 parser

Parse a Dockerfile into an array of instructions and comments.

Uses esprima to extract line and block comments from a string of JavaScript. Also optionally parses code context (the next line of code after a comment).

Helpers for rocambole AST token manipulation

Search and Rewrite code at large scale using precise AST pattern

Get a list of fields while resolving a GraphQL query

Parser of GraphViz dot file format

Search and Rewrite code at large scale using precise AST pattern

A BBCode to AST Parser part of @bbob

Transpile Fluent (ftl) files into optimized, tree-shakable, JavaScript EcmaScript Modules (esm).

PostgreSQL AST Deparser

Serialize Svelte AST nodes into stringified syntax. A.k.a parse in reverse.

Traverser, scope tracker, and more tools for working with ESTree AST

Search and Rewrite code at large scale using precise AST pattern

Search and Rewrite code at large scale using precise AST pattern

XML Ast and Utilities

Helpers to traverse and manipulate rocambole AST nodes

Search and Rewrite code at large scale using precise AST pattern

[](https://npmjs.com/package/ng-morph) [](https://npmjs.com/package/ng-morph) [![telegram chat](https://img.shields.io/badge/supp

Fork of pseudo-yaml-ast. Parse a YAML string into an object with location properties

helpers for rocambole AST line break manipulation

rehype plugin to use browser APIs to stringify HTML

Search and Rewrite code at large scale using precise AST pattern

Search and Rewrite code at large scale using precise AST pattern

rehype plugin to use browser APIs to parse HTML

helpers for rocambole AST whitespace manipulation

Transpile Fluent (ftl) files into ajv error translations.

falafel bindings for cssauron

helpers for rocambole AST indentation

Get contents from tags in .vue files (using AST tree).

TypeScript parsing and manipulation utilities for Kubb, enabling code generation with proper TypeScript syntax and formatting.

JavaScript expression parsing and evaluation.

Abstract Syntax Tree (AST) Data Structure

A super fast & tiny HTML5 parser

Wrap up expressions with a trace function while walking the AST with rice and beans on the side

Utility suite for webpack-cli

Lexer and Parser for SQL Syntax

Create a sub-traversal of an AST node in your ESLint plugin

Provides a simple Javascript AST traversal utility that traverses all nodes / children regardless of type.

Look up the scoop of an estree compatible node

(FORK) An AST-based pattern checker for JavaScript, now supporting parallelism.

Extracts and returns list of fields requested from graphql resolver info object

remark plugin to parse Markdown

Utility to create ESLint config files.

Parse JSON into CST (Concrete Syntax Tree)

WebAssembly interpreter

abstract syntax tree

Regular expression parser for ECMAScript.

Operate on AST for 🐊 Putout

Render styled Lezer syntax trees to hast

Esprima-compatible implementation of the Mozilla JS Parser API

HTML to JSON parser

Deterministic BNF compiler/parser

This is a maintained fork of YAML-AST-PARSER specifically for the YAML Language server.

🐊 Pluggable and configurable code transformer with built-in ESLint, Babel and support of js, jsx, typescript, flow, markdown, yaml and json

Syntax highlighting, like GitHub

transform the ast on a recursive walk

RSQL AST definitions and functions

Markdown supports video play with `.mp4` and `.mov` URLs.

Utility library to traverse AST

Fast and lightweight, standard-compliant javascript parser written in ECMAScript

Helper functions for Vue template AST

Strip console, alert, and debugger statements from JavaScript code

<h1 align="center">graphql-ast-types</h1> <p align="center">Autogenerated helper functions for generating a GraphQL AST</p>

A library that helps you clone Nodes from a Typescript AST

JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

Out-of-box and zero configuration circular dependencies detector, with both JavaScript API and Command Line Tool.

API to modify the content of a Gruntfile.js file

JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

AST utility module for statically analyzing JSX

Utility library of AST helper functions

Markdown renderer for solid-js

esmangle-evaluator

Strip console and debugger statements from JavaScript code

Update your project to the latest ECMAScript syntax.

Codemod to eslint-disable all instances of a rule violation in a codebase

Codemod framework for Vue files

This is a custom maintained fork specifically for the YAML Language server.

Insert missing semicolons, remove unneeded ones.

Lightning Web Security AST library maker utilities

Put all function and variable declarations at the top of the scope in an AST

A 100% compliant, self-hosted typescript parser that emits an ESTree-compatible abstract syntax tree

A better AST for CoffeeScript, inspired by CoffeeScriptRedux.

Add variable declarations for global assignments.

[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

Strip alert statements from a rocambole AST

git@github.com:stalniy/ucast.git

Deeply merge JSON-like data structures

Proper JavaScript code templating with source maps support.

WebAssembly interpreter

PostgreSQL AST traversal utilities for pgsql-parser

JavaScript implementation of SQLite 3 query parser