es2049package/config/convertYaml.js

ECMAScript 2049 package: zero-configuration libraries and command-line utilies by Harald Rudell

/*
© 2018-present Harald Rudell <harald.rudell@gmail.com> (http://www.haraldrudell.com)
All rights reserved
*/
import fs from 'fs-extra'
import yaml from 'js-yaml'

import path from 'path'

const debug = false // true

export function convertYaml(fsYaml, fsJson) {
  debug && console.log(`convertYaml.mjs convertYaml ${fsYaml} ${fsJson}`)
  let doIt = !fs.pathExistsSync(fsJson)
  debug && console.log(`convertYaml output does not exist: ${doIt}`)
  if (!doIt) {
    const modDates = [fsYaml, fsJson].map(f => fs.statSync(f).mtimeMs)
    doIt = modDates[0] > modDates[1]
    debug && console.log(`convertYaml doIt: ${doIt} from-to dates: ${modDates.join(', ')}`)
  }
  if (doIt) {
    console.log(`convertYaml writing ${path.relative('..', fsJson)}`)
    const o = yaml.safeLoad(fs.readFileSync(fsYaml, 'utf8'))
    fs.writeFileSync(fsJson, JSON.stringify(o, null, '\x20\x20'))
  }
}