You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
81 lines
3.1 KiB
81 lines
3.1 KiB
"""
|
|
pygments.lexers.comal
|
|
~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
Lexer for COMAL-80.
|
|
|
|
:copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
|
|
:license: BSD, see LICENSE for details.
|
|
"""
|
|
|
|
import re
|
|
|
|
from pygments.lexer import RegexLexer, words
|
|
from pygments.token import Comment, Whitespace, Operator, Keyword, String, \
|
|
Number, Name, Punctuation
|
|
|
|
__all__ = ["Comal80Lexer"]
|
|
|
|
|
|
class Comal80Lexer(RegexLexer):
|
|
"""
|
|
For COMAL-80 source code.
|
|
"""
|
|
|
|
name = 'COMAL-80'
|
|
url = 'https://en.wikipedia.org/wiki/COMAL'
|
|
aliases = ['comal', 'comal80']
|
|
filenames = ['*.cml', '*.comal']
|
|
flags = re.IGNORECASE
|
|
#
|
|
# COMAL allows for some strange characters in names which we list here so
|
|
# keywords and word operators will not be recognized at the start of an
|
|
# identifier.
|
|
#
|
|
_suffix = r"\b(?!['\[\]←£\\])"
|
|
_identifier = r"[a-z]['\[\]←£\\\w]*"
|
|
|
|
tokens = {
|
|
'root': [
|
|
(r'//.*\n', Comment.Single),
|
|
(r'\s+', Whitespace),
|
|
(r':[=+-]|\<\>|[-+*/^↑<>=]', Operator),
|
|
(r'(and +then|or +else)' + _suffix, Operator.Word),
|
|
(words([
|
|
'and', 'bitand', 'bitor', 'bitxor', 'div', 'in', 'mod', 'not',
|
|
'or'], suffix=_suffix,), Operator.Word),
|
|
(words([
|
|
'append', 'at', 'case', 'chain', 'close', 'copy', 'create', 'cursor',
|
|
'data', 'delete', 'dir', 'do', 'elif', 'else', 'end', 'endcase', 'endif',
|
|
'endfor', 'endloop', 'endtrap', 'endwhile', 'exec', 'exit', 'file',
|
|
'for', 'goto', 'handler', 'if', 'input', 'let', 'loop', 'mount', 'null',
|
|
'of', 'open', 'otherwise', 'output', 'page', 'pass', 'poke', 'print',
|
|
'random', 'read', 'repeat', 'report', 'return', 'rename', 'restore',
|
|
'select', 'step', 'stop', 'sys', 'then', 'to', 'trap', 'unit', 'unit$',
|
|
'until', 'using', 'when', 'while', 'write', 'zone'], suffix=_suffix),
|
|
Keyword.Reserved),
|
|
(words([
|
|
'closed', 'dim', 'endfunc', 'endproc', 'external', 'func', 'import',
|
|
'proc', 'ref', 'use'], suffix=_suffix), Keyword.Declaration),
|
|
(words([
|
|
'abs', 'atn', 'chr$', 'cos', 'eod', 'eof', 'err', 'errfile', 'errtext',
|
|
'esc', 'exp', 'int', 'key$', 'len', 'log', 'ord', 'peek', 'randomize',
|
|
'rnd', 'sgn', 'sin', 'spc$', 'sqr', 'status$', 'str$', 'tab', 'tan',
|
|
'time', 'val'], suffix=_suffix), Name.Builtin),
|
|
(words(['false', 'pi', 'true'], suffix=_suffix), Keyword.Constant),
|
|
(r'"', String, 'string'),
|
|
(_identifier + r":(?=[ \n/])", Name.Label),
|
|
(_identifier + r"[$#]?", Name),
|
|
(r'%[01]+', Number.Bin),
|
|
(r'\$[0-9a-f]+', Number.Hex),
|
|
(r'\d*\.\d*(e[-+]?\d+)?', Number.Float),
|
|
(r'\d+', Number.Integer),
|
|
(r'[(),:;]', Punctuation),
|
|
],
|
|
'string': [
|
|
(r'[^"]+', String),
|
|
(r'"[0-9]*"', String.Escape),
|
|
(r'"', String, '#pop'),
|
|
],
|
|
}
|