@sap/cds-dk/lib/init/add.js

Command line client and development toolkit for the SAP Cloud Application Programming Model

const registered = new Map

module.exports = {
  Plugin: require('./plugin'),
  merge: require('./merge').merge, // fluent API
  readProject: require('./projectReader').readProject,
  mvn: {
    add: require('./mvn').add
  },
  registries: {
    mta: require('./registries/mta')
  },
  register: (name, plugin) => {
    registered.set(name, plugin)
  },
  filterStringAsRegex,
  registered
}

/**
 * Turns a filter string with optional meta characters into a regular expression.
 * If no meta characters are found, the string is treated as an include pattern.
 *
 * @param {string} spec the filter string
 * @returns {RegExp} the regular expression
 */
function filterStringAsRegex(spec) {
  if (typeof spec === 'string') {
    try {
      if (spec.match(/[\^$|*]/)) {
        spec = spec.replace(/^\*/, '.*')  // * at start would be invalid, so make it a .*
        return new RegExp(spec, 'i')
      }
      else { // no meta chars -> include semantics
        spec = spec.replace(/\./g, '\\.') // escape literal dot
        return new RegExp(spec, 'i')
      }
    } catch (err) {
      throw err.message // user error, so cut off stack trace
    }
  }
  return /.*/
}