uppercase function

  1. @useResult
Parser<String> uppercase({
  1. String message = 'uppercase letter expected',
})

Returns a parser that accepts any uppercase character.

The accepted input is equivalent to the character-set A-Z.

For example, the parser uppercase() accepts the character 'A'.

Implementation

@useResult
Parser<String> uppercase({String message = 'uppercase letter expected'}) =>
    CharacterParser(const UppercaseCharPredicate(), message);