firescript/cli/compile.js

Firescript language

const fs = require('fs')
const path = require('path')
const colorfy = require('colorfy')
const { Command } = require('supercmd')
const FirescriptParser = require('firescript-parser').FirescriptParser
const JavascriptTranspiler = require('firescript-transpiler').JavascriptTranspiler

const command = new Command()
module.exports.command = command

command
  .cmd('compile [file] [output?]')
  .description('Reads a .fire file and transpiles it into Javascript')
  .option('-v,--verbose', 'Verbose log')
  .option('-l, --location', 'Add location')
  .option('-p, --pretty', 'Prettify output')
  .action((ctx, file, output) => {
    file = path.resolve(process.cwd(), file)
    const input = path.extname(file) === '.json'
      ? require(file)
      : fs.readFileSync(file, { encoding: 'utf8' })

    // const source = Firescript.transpile(input, {
    //   type: /* ctx.type || */ path.extname(file) === '.fire' ? 'fire' : 'js',
    //   setLocation: !!ctx.location,
    //   verbose: ctx.verbose,
    //   filename: file
    // })

    const parser = new FirescriptParser({
      filename: file,
    })
    const fsAst = parser.parse(input)

    const transpiler = new JavascriptTranspiler({
      filename: file
    })

    const source = transpiler.transpile(fsAst)

    // try {
    //   const ast = parser.parse(input, {
    //     // includeComments: ctx.comments,
    //     // setLocation: !!ctx.location,
    //     // setRange: !!ctx.range,
    //     filename: file
    //   })
    //
    //   const source = JSON.stringify(ast, null, '  ')
    //
    //   if (output) {
    //     fs.writeFileSync(output, source, { encoding: 'utf8' })
    //   } else {
    //     console.log(source)
    //   }
    // } catch (err) {
    //   throw colorizeParseError(err)
    // }

    if (output) {
      fs.writeFileSync(output, source, { encoding: 'utf8' })
    } else {
      if (ctx.pretty) {
        const lines = source.split('\n')
        const gutterSize = String(lines.length).length
        lines.forEach((line, index) => {
          const gutter = String(index + 1).padStart(gutterSize, ' ')
          console.log(`${colorfy.grey(gutter)} ${colorfy.dgrey('|')}`, line)
        })
      } else {
        console.log(source)
      }
    }
  })