cli/cli.js at a13f4eb62f874daf49e4cd88cdf05bced4fbf992 · tachyons-css/cli · GitHub

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#!/usr/bin/env node
'use strict'

const fs = require('fs')
const _ = require('lodash')
const meow = require('meow')
const chalk = require('chalk')
const mkdirp = require('mkdirp')
const isBlank = require('is-blank')
const isPresnet = require('is-present')
const fileExists = require('file-exists')
const cssstats = require('cssstats')
const trailingLines = require('single-trailing-newline')
const authorsToMd = require('authors-to-markdown')
const pathExists = require('path-exists');
const generate = require('tachyons-build-mediaquerie')

const tachyonsBuildCss = require('tachyons-build-css')

const cli = meow(`
  Usage
    $ tachyons <input.css>

  Options
    -m, --minify Minify the output stylesheet
    -r, --repeat Repeat class names to increase specificity
    -a, --authors Dynamically add authors based on package.json
    -n, --new Generate a new Tachyons project
    --generate-docs Generate documentation for a given module
    --package The path to the module package to be documented
    --customMedia Generate media queries for single files or a directory

  Example
    $ tachyons src/ --customMedia --variables=src/variables.css --overwrite=false
    $ tachyons src/tachyons.css > dist/c.css
    $ tachyons src/tachyons.css > dist/c.css --minify
    $ tachyons src/tachyons.css > dist/c.repeated.css --repeat
    $ tachyons src/tachyons-type-scale.css --generate-docs --package=./package.json > readme.md
    $ tachyons --new=my-new-project
`, {
  alias: {
    m: 'minify',
    r: 'repeat',
    a: 'authors',
    n: 'new'
  }
})

const inputFile = cli.input[0]
const outputFile = cli.input[1]


if (cli.flags.customMedia) {

  generate(inputFile, {
    variables: cli.flags.variables,
    overwrite: cli.flags.overwrite
  })

} else {

if (cli.flags.new) {
console.log('Generating a new Tachyons project')
const projDir = cli.flags.new == true ? 'tachyons-project' : cli.flags.new

mkdirp.sync(projDir)
mkdirp.sync(projDir + '/src')
mkdirp.sync(projDir + '/css')

const index = fs.readFileSync(__dirname + '/templates/new/index.html','utf8')
const pkg = fs.readFileSync(__dirname + '/templates/new/package.json', 'utf8')
const readme = fs.readFileSync(__dirname + '/templates/new/readme.md', 'utf8')
const style = fs.readFileSync(__dirname + '/templates/new/src/styles.css', 'utf8')

fs.writeFileSync(projDir + '/index.html', index)
fs.writeFileSync(projDir + '/package.json', pkg)
fs.writeFileSync(projDir + '/readme.md', readme)
fs.writeFileSync(projDir + '/src/styles.css', style)

console.log('New project located in ' + projDir)
process.exit(0)
}

if (isBlank(inputFile)) {
console.error(chalk.red('Please provide an input stylesheet'))
console.log(cli.help)
process.exit(1)
} else if (!pathExists.sync(inputFile)) {
console.error(chalk.red('File does not exist ' + inputFile))
console.log(cli.help)
process.exit(1)
}

const input = fs.readFileSync(inputFile, 'utf8')
tachyonsBuildCss(input, {
  from: inputFile,
  to: outputFile,
  minify: cli.flags.minify,
  repeat: cli.flags.repeat
}).then(function (result) {
  if (cli.flags.generateDocs) {
    const stats = cssstats(result.css)
    const pkg = require(cli.flags.package)
    const template = fs.readFileSync(__dirname + '/templates/readme.md', 'utf8')
    const tpl = _.template(template)

    let authors = `* [mrmrs](http://mrmrs.io)
* [johno](http://johnotander.com)
`

    if (cli.flags.authors) {
      authors = authorsToMd(pkg)
    }

    const md = tpl({
      module: pkg,
      stats: stats,
      authors: authors,
      srcCss: trailingLines(result.css)
    })

    console.log(trailingLines(md))
    process.exit(0)
  } else {
    console.log(trailingLines(result.css))
    process.exit(0)
  }
})

}