Function isValidName

src/utils/argumentSubstitution.ts:58–59

(name: string)

  // Filter out empty strings and numeric-only names (which conflict with $0, $1 shorthand)
  const isValidName = (name: string): boolean =>
    typeof name === 'string' && name.trim() !== '' && !/^\d+$/.test(name)

  if (Array.isArray(argumentNames)) {
    return argumentNames.filter(isValidName)