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""" |
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pygments.lexers.comal |
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~~~~~~~~~~~~~~~~~~~~~ |
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Lexer for COMAL-80. |
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:copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS. |
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:license: BSD, see LICENSE for details. |
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""" |
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import re |
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from pygments.lexer import RegexLexer, words |
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from pygments.token import Comment, Whitespace, Operator, Keyword, String, \ |
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Number, Name, Punctuation |
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__all__ = ["Comal80Lexer"] |
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class Comal80Lexer(RegexLexer): |
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""" |
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For COMAL-80 source code. |
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""" |
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name = 'COMAL-80' |
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url = 'https://en.wikipedia.org/wiki/COMAL' |
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aliases = ['comal', 'comal80'] |
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filenames = ['*.cml', '*.comal'] |
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version_added = '' |
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flags = re.IGNORECASE |
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_suffix = r"\b(?!['\[\]←£\\])" |
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_identifier = r"[a-z]['\[\]←£\\\w]*" |
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tokens = { |
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'root': [ |
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(r'//.*\n', Comment.Single), |
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(r'\s+', Whitespace), |
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(r':[=+-]|\<\>|[-+*/^↑<>=]', Operator), |
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(r'(and +then|or +else)' + _suffix, Operator.Word), |
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(words([ |
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'and', 'bitand', 'bitor', 'bitxor', 'div', 'in', 'mod', 'not', |
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'or'], suffix=_suffix,), Operator.Word), |
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(words([ |
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'append', 'at', 'case', 'chain', 'close', 'copy', 'create', 'cursor', |
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'data', 'delete', 'dir', 'do', 'elif', 'else', 'end', 'endcase', 'endif', |
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'endfor', 'endloop', 'endtrap', 'endwhile', 'exec', 'exit', 'file', |
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'for', 'goto', 'handler', 'if', 'input', 'let', 'loop', 'mount', 'null', |
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'of', 'open', 'otherwise', 'output', 'page', 'pass', 'poke', 'print', |
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'random', 'read', 'repeat', 'report', 'return', 'rename', 'restore', |
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'select', 'step', 'stop', 'sys', 'then', 'to', 'trap', 'unit', 'unit$', |
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'until', 'using', 'when', 'while', 'write', 'zone'], suffix=_suffix), |
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Keyword.Reserved), |
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(words([ |
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'closed', 'dim', 'endfunc', 'endproc', 'external', 'func', 'import', |
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'proc', 'ref', 'use'], suffix=_suffix), Keyword.Declaration), |
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(words([ |
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'abs', 'atn', 'chr$', 'cos', 'eod', 'eof', 'err', 'errfile', 'errtext', |
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'esc', 'exp', 'int', 'key$', 'len', 'log', 'ord', 'peek', 'randomize', |
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'rnd', 'sgn', 'sin', 'spc$', 'sqr', 'status$', 'str$', 'tab', 'tan', |
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'time', 'val'], suffix=_suffix), Name.Builtin), |
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(words(['false', 'pi', 'true'], suffix=_suffix), Keyword.Constant), |
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(r'"', String, 'string'), |
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(_identifier + r":(?=[ \n/])", Name.Label), |
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(_identifier + r"[$#]?", Name), |
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(r'%[01]+', Number.Bin), |
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(r'\$[0-9a-f]+', Number.Hex), |
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(r'\d*\.\d*(e[-+]?\d+)?', Number.Float), |
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(r'\d+', Number.Integer), |
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(r'[(),:;]', Punctuation), |
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], |
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'string': [ |
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(r'[^"]+', String), |
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(r'"[0-9]*"', String.Escape), |
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(r'"', String, '#pop'), |
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], |
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} |
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