code: function verifyParameters(replacements, value, decl, environment) {
      if (undefined === replacements[value]) {
          throw decl.error(
              'Unknown variable ' + value,
              { plugin: plugin.name }
          );
      }
  
      if (undefined === replacements[value][environment]) {
          throw decl.error(
              'No suitable replacement for "' + value +
              '" in environment "' + environment + '"',
              { plugin: plugin.name }
          );
      }
  }
docs: Verifies the found options and checks whether they are configured or not
  
  @param {Object} replacements - Object containing replacement information
  per environment
  @param {String} value - String found inside the declaration that should
  be replaced
  @param {Declaration} decl - Declaration currently examined
  @param {String} environment - Name of the current environment