project-list.js

const fs = require('fs');
const path = require('path');
const { isMatch } = require('micromatch');
const { getPackagesSync } = require('@lerna/project');

const ROOT_RESOLVE = path.resolve();

const PACKAGES = (process.env.PACKAGES || `${fs.readFileSync('.projectlist', 'utf8')}`).trim();

const EXCLUDES = [];
const INCLUDES = [];

if (PACKAGES) {
  Array.prototype.push.apply(INCLUDES, PACKAGES.split(/\s*(?:,|\n|\s)+\s*/).filter(pattern => {
    if (pattern.startsWith('!')) {
      EXCLUDES.push(pattern.substring(1));
      return false;
    }
    return true;
  }));
}

const match = (strings, pattern) => strings.some(string => isMatch(string, pattern));

module.exports = {
  EXCLUDES,
  INCLUDES,
  projectList: getPackagesSync().filter(pkg => {
    const { name, location } = pkg;
    const strings = [name, location.replace(`${ROOT_RESOLVE}/`, '')];
    return INCLUDES.some(pattern => match(strings, pattern))
      && !EXCLUDES.some(pattern => match(strings, pattern));
  }),
};