https://github.com/phadej/typify-parser

Type signature parser for typify
https://github.com/phadej/typify-parser

Last synced: 4 months ago
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Type signature parser for typify

• Host: GitHub
• URL: https://github.com/phadej/typify-parser
• Owner: phadej
• License: mit
• Created: 2014-07-23T04:39:09.000Z (almost 11 years ago)
• Default Branch: master
• Last Pushed: 2019-11-07T17:27:20.000Z (over 5 years ago)
• Last Synced: 2025-03-08T02:48:02.600Z (4 months ago)
• Language: JavaScript
• Size: 5.84 MB
• Stars: 9
• Watchers: 2
• Forks: 2
• Open Issues: 2
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# typify type parser

> Type signature parser for typify

[![Build Status](https://secure.travis-ci.org/phadej/typify-parser.svg?branch=master)](http://travis-ci.org/phadej/typify-parser)

[![NPM version](https://badge.fury.io/js/typify-parser.svg)](http://badge.fury.io/js/typify-parser)

[![Dependency Status](https://david-dm.org/phadej/typify-parser.svg)](https://david-dm.org/phadej/typify-parser)

[![devDependency Status](https://david-dm.org/phadej/typify-parser/dev-status.svg)](https://david-dm.org/phadej/typify-parser#info=devDependencies)

[![Code Climate](https://img.shields.io/codeclimate/github/phadej/typify-parser.svg)](https://codeclimate.com/github/phadej/typify-parser)

Turns `(foo, bar 42) -> quux` into

```js

{

  "type": "function",

  "arg": {

    "type": "product",

    "args": [

      {

        "type": "ident",

        "value": "foo"

      },

      {

        "type": "application",

        "callee": {

          "type": "ident",

          "value": "bar"

        },

        "args": [

          {

            "type": "number",

            "value": 42

          }

        ]

      }

    ]

  },

  "result": {

    "type": "ident",

    "value": "quux"

  }

}

```

## Synopsis

```js

var parser = require("typify-parser");

// Example from above

var t = parser("(foo, bar 42) -> quux");

// Free vars

p.freeVars(t);                             // ['bar', 'foo', 'quux']

p.freeVars(p("rec list -> () | a & list")) // ['a']

```