Function ahead

ahead<TToken, TOptions, TValue>(
p: Matcher<TToken, TOptions, TValue>,
): Matcher<TToken, TOptions, TValue>
This overload makes a Matcher that acts like a given one but doesn't consume input.
Type Parameters
- TToken
- TOptions
- TValue
Parameters
- p: Matcher<TToken, TOptions, TValue>
  A matcher.
Returns Matcher<TToken, TOptions, TValue>
ahead<TToken, TOptions, TValue>(
p: Parser<TToken, TOptions, TValue>,
): Parser<TToken, TOptions, TValue>
Make a parser that acts like a given one but doesn't consume input.
Type Parameters
- TToken
- TOptions
- TValue
Parameters
- p: Parser<TToken, TOptions, TValue>
  A parser.
Returns Parser<TToken, TOptions, TValue>