Linguist Languages Without Colours

linguist.js

// node --experimental-json-modules linguist

// The JSON data is converted from the following YAML file: 
// https://github.com/github/linguist/blob/master/lib/linguist/languages.yml
import languageDump from './languages.json'

const languages = []
const languagesWithoutColour = []
const caseInsensitiveSort = (a, b) => a.language.localeCompare(b.language)

// Object of Objects to Array of Objects
for(const language in languageDump) {
  if(languageDump.hasOwnProperty(language)) {
    const item = languageDump[language]
    item.language = language
    languages.push(item)
  }
}

languages.forEach(language => {
  if (!language.color) languagesWithoutColour.push(language)
})

languagesWithoutColour.sort(caseInsensitiveSort).forEach(({ language, group }) => {
  const groupText = group ? ` (grouped in \`${group}\`)` : ``
  console.log(`- [ ] ${language}${groupText}`)
})

console.log(`\n${languages.length - languagesWithoutColour.length} languages have a language`)
console.log(`${languagesWithoutColour.length} languages do not have a colour\n`)