dbMundada / astgen

Generate AST in json format for JS/TS

AST generator

This script creates Abstract Syntax Tree (AST) of all JS/TS files in JSON format. The AST is created by using the bundled babel parser (for JavaScript, TypeScript). Type maps are generated using the Typescript compiler / type checker API.

Supported languages

Language	Tool used	Notes
JavaScript	babel	types via tsc
TypeScript	babel	types via tsc
Vue	babel
JSX	babel
TSX	babel

Usage

Building

yarn install

This will invoke pgk after yarn install and generates a native binary for Windows, MacOS, and Linux.

Getting Help

bin/astgen -h
Options:
  -v, --version  Print version number                                  [boolean]
  -i, --src      Source directory                                 [default: "."]
  -o, --output   Output directory for generated AST json files
                                                            [default: "ast_out"]
  -t, --type     Project type. Default auto-detect
  -r, --recurse  Recurse mode suitable for mono-repos  [boolean] [default: true]
  -h             Show help                                             [boolean]

Example

Navigate to the project and run astgen command.

cd <path to project>
astgen

To specify the project type and the path to the project.

astgen -t js -i <path to project>
astgen -t vue -i <path containing .vue files>