| """ |
| pygments.lexers.tal |
| ~~~~~~~~~~~~~~~~~~~ |
| |
| Lexer for Uxntal |
| |
| .. versionadded:: 2.12 |
| |
| :copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS. |
| :license: BSD, see LICENSE for details. |
| """ |
| |
| from pygments.lexer import RegexLexer, words |
| from pygments.token import Comment, Keyword, Name, String, Number, \ |
| Punctuation, Whitespace, Literal |
| |
| __all__ = ['TalLexer'] |
| |
| |
| class TalLexer(RegexLexer): |
| """ |
| For `Uxntal <https://wiki.xxiivv.com/site/uxntal.html>`_ source code. |
| |
| .. versionadded:: 2.12 |
| """ |
| |
| name = 'Tal' |
| aliases = ['tal', 'uxntal'] |
| filenames = ['*.tal'] |
| mimetypes = ['text/x-uxntal'] |
| |
| instructions = [ |
| 'BRK', 'LIT', 'INC', 'POP', 'DUP', 'NIP', 'SWP', 'OVR', 'ROT', |
| 'EQU', 'NEQ', 'GTH', 'LTH', 'JMP', 'JCN', 'JSR', 'STH', |
| 'LDZ', 'STZ', 'LDR', 'STR', 'LDA', 'STA', 'DEI', 'DEO', |
| 'ADD', 'SUB', 'MUL', 'DIV', 'AND', 'ORA', 'EOR', 'SFT' |
| ] |
| |
| tokens = { |
| # the comment delimiters must not be adjacent to non-space characters. |
| # this means ( foo ) is a valid comment but (foo) is not. this also |
| # applies to nested comments. |
| 'comment': [ |
| (r'(?<!\S)\((?!\S)', Comment.Multiline, '#push'), # nested comments |
| (r'(?<!\S)\)(?!\S)', Comment.Multiline, '#pop'), # nested comments |
| (r'[^()]+', Comment.Multiline), # comments |
| (r'[()]+', Comment.Multiline), # comments |
| ], |
| 'root': [ |
| (r'\s+', Whitespace), # spaces |
| (r'(?<!\S)\((?!\S)', Comment.Multiline, 'comment'), # comments |
| (words(instructions, prefix=r'(?<!\S)', suffix=r'2?k?r?(?!\S)'), |
| Keyword.Reserved), # instructions |
| (r'[][{}](?!\S)', Punctuation), # delimiters |
| (r'#([0-9a-f]{2}){1,2}(?!\S)', Number.Hex), # integer |
| (r'"\S+', String), # raw string |
| (r'([0-9a-f]{2}){1,2}(?!\S)', Literal), # raw integer |
| (r'[|$][0-9a-f]{1,4}(?!\S)', Keyword.Declaration), # abs/rel pad |
| (r'%\S+', Name.Decorator), # macro |
| (r'@\S+', Name.Function), # label |
| (r'&\S+', Name.Label), # sublabel |
| (r'/\S+', Name.Tag), # spacer |
| (r'\.\S+', Name.Variable.Magic), # literal zero page addr |
| (r',\S+', Name.Variable.Instance), # literal rel addr |
| (r';\S+', Name.Variable.Global), # literal abs addr |
| (r'-\S+', Literal), # raw zero page addr |
| (r'_\S+', Literal), # raw relative addr |
| (r'=\S+', Literal), # raw absolute addr |
| (r'!\S+', Name.Function), # immediate jump |
| (r'\?\S+', Name.Function), # conditional immediate jump |
| (r'~\S+', Keyword.Namespace), # include |
| (r'\S+', Name.Function), # macro invocation, immediate subroutine |
| ] |
| } |
| |
| def analyse_text(text): |
| return '|0100' in text[:500] |
