firescript/src/app.js

Firescript language

const path = require('path')
const fs = require('fs')
const { FirescriptParser, Parser } = require('firescript-parser')
const { FirescriptConfig } = require('firescript-config')
const { JavascriptTranspiler } = require('firescript-transpiler')

module.exports = {
  FirescriptParser,
  JavascriptTranspiler,
  Parser,
  tokenize(input, opts = {}) {
    const parser = new FirescriptParser(opts)
    return parser.tokenize(input)
  },
  transpileFile(filename, opts = {}) {
    const ext = path.extname(filename)
    opts.type = opts.type || ext === '.fire' ? 'fire' : 'js'
    return this.transpile(fs.readFileSync(filename, 'utf8'), opts)
  },
  transpile(input, opts = {}) {
    const config = new FirescriptConfig(opts)

    let ast

    if (typeof input === 'string') {
      const parserConf = config.getConfig('parser')
      parserConf.filename = opts.filename
      const parser = new FirescriptParser(parserConf)
      ast = parser.parse(input)
    } else {
      ast = input
    }

    opts.features = config.getConfig('features')
    const transpiler = new JavascriptTranspiler(opts)
    return transpiler.transpile(ast)
  },
  parse (input, opts = {}) {
    const parser = new FirescriptParser(opts)
    return parser.parse(input)
  },
  loadConf () {
    console.warn('Firescript.loadConf is deprecated! Use FirescriptConfig module instead')
    return new FirescriptConfig()
  },
  version (print) {
    const loadVersion = (pkgName) => {
      try {
        return `v${require(pkgName).version}`
      } catch (err) {
        return 'Not installed'
      }
    }
    const version = loadVersion('../package.json')
    const builderVersion = loadVersion('firescript-builder/package.json')
    const parserVersion = loadVersion('firescript-parser/package.json')
    const transpilerVersion = loadVersion('firescript-transpiler/package.json')
    const linterVersion = loadVersion('firescript-linter/package.json')

    if (print) {
      console.log(`Firescript:            ${version}`)
      console.log(`Firescript Builder:    ${builderVersion}`)
      console.log(`Firescript Parser:     ${parserVersion}`)
      console.log(`Firescript Transpiler: ${transpilerVersion}`)
    }

    return {
      firescript: version,
      'firescript-builder': builderVersion,
      'firescript-parser': parserVersion,
      'firescript-transpiler': transpilerVersion
    }
  }
}