load-graphql-files.js

const { curry } = require('ramda')
const { readdirSync, readFileSync } = require('fs')
const path = require('path')

const isGraphQLFile = fileName => fileName.endsWith('.graphql')
const readFile = curry((dirname, fileName) => readFileSync(path.join(dirname, fileName), 'utf8'))

/**
 * @method loadGraphQLFiles
 * @param  {String}         dirname
 * @return {Array<String>}
 */
const loadGraphQLFiles = dirname => readdirSync(dirname)
  .filter(isGraphQLFile)
  .map(readFile(dirname))

module.exports = loadGraphQLFiles