Function getBooleanArg

core/tools/parseArgs.ts:133–153

(args: any, argName: string, required = false)

}

export function getBooleanArg(args: any, argName: string, required = false) {
  if (!args || !(argName in args)) {
    if (required) {
      throw new Error(`Argument \`${argName}\` is required (type boolean)`);
    } else {
      return undefined;
    }
  }
  if (typeof args[argName] === "string") {
    if (args[argName].toLowerCase() === "false") {
      return false;
    }
    if (args[argName].toLowerCase() === "true") {
      return true;
    }
  }
  if (typeof args[argName] !== "boolean") {
    throw new Error(`Argument \`${argName}\` must be a boolean true or false`);
  }
  return args[argName];
}