runtime-eol/helpers/arg.js

check runtime versions

const argParser = (arg) => {
  const parsed = {
    mode: 'check',
    tools: []
  }

  for (let i = 0; i < arg.length; i++) {
    const current = arg[i];
    
    if (current === '-h' || current === '--help') {
      parsed.mode = 'help';
      continue;
    }

    if (current === '-s' || current === '--skip') {
      parsed.skipRemote = true;
      continue;
    }

    if (current === '-a' || current === '--add') {
      // Check if there are any arguments after the -a flag
      if (i + 1 >= arg.length || arg[i + 1].startsWith('-')) {
        console.error('Error: -a (--add) flag requires at least one argument');
        parsed.mode = 'help';
        break;
      }

      // Collect all subsequent arguments until the next flag
      while (i + 1 < arg.length && !arg[i + 1].startsWith('-')) {
        parsed.tools.push(arg[++i]);
      }
    }

    if (current === '-r' || current === '--recommend') {
      parsed.recommend = true;
      continue;
    }
  }

  return parsed;
};

const printHelp = () => {
  console.log(`Available options:
  -s | --skip        => Skip downloading from remote
  -a | --add [...]   => Specify additional tools (e.g., -a python aws-lambda)
  -h | --help        => Show this help message
  -r | --recommend   => Checks higher version than minimum

  Examples:
  runtime-eol -a python aws-lambda
  runtime-eol -s
  `);
};

module.exports = {
  argParser, printHelp,
};