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<?php | |
namespace Popy\Calendar\Parser; | |
/** | |
* Extracts date components from the input date string, starting at given offset | |
* | |
* DateLexerInterfaces usualy are produced by FormatParserInterfaces. | |
*/ | |
interface DateLexerInterface | |
{ | |
/** | |
* Tries to find a date representation in input string, then return it as an | |
* DateLexerResult instance, containing the offset where the lexer stopped | |
* and every extracted information. | |
* | |
* A possible evolution would be that DateLexerInterface returns an iterable | |
* of results, for cases where a single lexer could match different strings, | |
* in order to try a full match with every result, just like regular | |
* expression works. | |
* | |
* @param string $string | |
* | |
* @return DateLexerResult|null | |
*/ | |
public function tokenizeDate($string, $offset = 0); | |
} |