DJS. JSON extensions

[sergey-shandar]

• trailing comma in objects

  { "a": "35", }

• support for one-line comments
• support for multiline comments
• support for export default and module.exports =

  // data.d.mjs
  export default ...

  // data.d.cjs
  module.exports = ...

• support for identifiers in an object

  { a: false }

• support for const

  const a = { a: false }
  export default [a, a]

• support for BigInt 123n
• support for exporting a module

  // b.d.mjs
  import a from 'a.d.mjs'

  // a.d.cjs
  const a = require('a.d.cjs')

  • Parser module cache #96
  • cycles
• asynchronous parser (state)
• a parser should return a type of the file:
  • .json, JSON
  • .d.mjs, data ES module
  • .d.cjs, data CommonJs module
• add new line token #97

FunctionsScript

• support for expressions
• support for functions
• a parser may return these additional types of the file:
  • .f.mjs, FunctionalScript ES module
  • .f.cjs, FunctionalScript CommonJS module