constants.js

//==============================================================================
// ■ Constants (constants.js)
//------------------------------------------------------------------------------
//     Global constant variables.
//==============================================================================

//------------------------------------------------------------------------------
// ● Flag-Prefixes
//------------------------------------------------------------------------------
global.LONG_PREFIX = "--";
global.SHORT_PREFIX = "-";

//------------------------------------------------------------------------------
// ● Error-Strings
//------------------------------------------------------------------------------
global.ERR_NOT_FLAG = (text) =>
  `\"${text}\" is not a flag. A flag must start with \"${LONG_PREFIX}\" or "${SHORT_PREFIX}\"`;
global.ERR_BAD_OPTION = (option) => `Bad option: ${option.flag}`;