tradie-plugin-copy/index.js

A plugin for copying random files.

import path from 'path';
import debug from 'debug';
import {watch, copy} from 'cpx';

const dbg = debug('tradie-plugin-copy');

/**
 * A plugin that adds live-reloading to Tradie
 * @param {object} options
 */
export default (options = {}) => tradie => {
  const {files = []} = options;
  const {command, root, src, dest, watch: watching} = tradie;

  //only copy files when we're building
  if (command !== 'build') {
    return;
  }

  //TODO: move running multiple files to a core part of cpx
  let glob = null;
  if (files.length > 1) {
    glob = `{${files.map(file => path.relative(root, path.join(src, file))).join(',')}}`;
  } else {
    glob = files.map(file => path.relative(root, path.join(src, file))).join();
  }

  if (watching) {

    watch(glob, dest, (err) => {
      if (err) return tradie.emit('error', err);
    })
      .on('copy', e => dbg(`Copied file "${path.relative(dest, e.dstPath)}"`))
    ;

  } else {

    copy(glob, dest, (err) => {
      if (err) return tradie.emit('error', err);
    });

  }

};