414 lines
18 KiB
Python
414 lines
18 KiB
Python
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"""
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pygments.lexers.unicon
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~~~~~~~~~~~~~~~~~~~~~~
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Lexers for the Icon and Unicon languages, including ucode VM.
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:copyright: Copyright 2006-2024 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, include, bygroups, words, using, this
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from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
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Number, Punctuation
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__all__ = ['IconLexer', 'UcodeLexer', 'UniconLexer']
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class UniconLexer(RegexLexer):
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"""
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For Unicon source code.
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"""
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name = 'Unicon'
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aliases = ['unicon']
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filenames = ['*.icn']
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mimetypes = ['text/unicon']
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url = 'https://www.unicon.org'
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version_added = '2.4'
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flags = re.MULTILINE
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tokens = {
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'root': [
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(r'[^\S\n]+', Text),
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(r'#.*?\n', Comment.Single),
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(r'[^\S\n]+', Text),
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(r'class|method|procedure', Keyword.Declaration, 'subprogram'),
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(r'(record)(\s+)(\w+)',
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bygroups(Keyword.Declaration, Text, Keyword.Type), 'type_def'),
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(r'(#line|\$C|\$Cend|\$define|\$else|\$endif|\$error|\$ifdef|'
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r'\$ifndef|\$include|\$line|\$undef)\b', Keyword.PreProc),
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(r'(&null|&fail)\b', Keyword.Constant),
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(r'&allocated|&ascii|&clock|&collections|&column|&col|&control|'
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r'&cset|¤t|&dateline|&date|&digits|&dump|'
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r'&errno|&errornumber|&errortext|&errorvalue|&error|&errout|'
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r'&eventcode|&eventvalue|&eventsource|&e|'
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r'&features|&file|&host|&input|&interval|&lcase|&letters|'
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r'&level|&line|&ldrag|&lpress|&lrelease|'
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r'&main|&mdrag|&meta|&mpress|&mrelease|&now|&output|'
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r'&phi|&pick|&pi|&pos|&progname|'
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r'&random|&rdrag|®ions|&resize|&row|&rpress|&rrelease|'
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r'&shift|&source|&storage|&subject|'
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r'&time|&trace|&ucase|&version|'
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r'&window|&x|&y', Keyword.Reserved),
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(r'(by|of|not|to)\b', Keyword.Reserved),
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(r'(global|local|static|abstract)\b', Keyword.Reserved),
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(r'package|link|import', Keyword.Declaration),
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(words((
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'break', 'case', 'create', 'critical', 'default', 'end', 'all',
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'do', 'else', 'every', 'fail', 'if', 'import', 'initial',
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'initially', 'invocable', 'next',
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'repeat', 'return', 'suspend',
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'then', 'thread', 'until', 'while'), prefix=r'\b', suffix=r'\b'),
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Keyword.Reserved),
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(words((
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'Abort', 'abs', 'acos', 'Active', 'Alert', 'any', 'Any', 'Arb',
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'Arbno', 'args', 'array', 'asin', 'atan', 'atanh', 'Attrib',
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'Bal', 'bal', 'Bg', 'Break', 'Breakx',
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'callout', 'center', 'char', 'chdir', 'chmod', 'chown', 'chroot',
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'classname', 'Clip', 'Clone', 'close', 'cofail', 'collect',
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'Color', 'ColorValue', 'condvar', 'constructor', 'copy',
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'CopyArea', 'cos', 'Couple', 'crypt', 'cset', 'ctime',
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'dbcolumns', 'dbdriver', 'dbkeys', 'dblimits', 'dbproduct',
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'dbtables', 'delay', 'delete', 'detab', 'display', 'DrawArc',
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'DrawCircle', 'DrawCube', 'DrawCurve', 'DrawCylinder',
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'DrawDisk', 'DrawImage', 'DrawLine', 'DrawPoint', 'DrawPolygon',
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'DrawRectangle', 'DrawSegment', 'DrawSphere', 'DrawString',
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'DrawTorus', 'dtor',
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'entab', 'EraseArea', 'errorclear', 'Event', 'eventmask',
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'EvGet', 'EvSend', 'exec', 'exit', 'exp', 'Eye',
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'Fail', 'fcntl', 'fdup', 'Fence', 'fetch', 'Fg', 'fieldnames',
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'filepair', 'FillArc', 'FillCircle', 'FillPolygon',
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'FillRectangle', 'find', 'flock', 'flush', 'Font', 'fork',
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'FreeColor', 'FreeSpace', 'function',
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'get', 'getch', 'getche', 'getegid', 'getenv', 'geteuid',
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'getgid', 'getgr', 'gethost', 'getpgrp', 'getpid', 'getppid',
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'getpw', 'getrusage', 'getserv', 'GetSpace', 'gettimeofday',
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'getuid', 'globalnames', 'GotoRC', 'GotoXY', 'gtime', 'hardlink',
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'iand', 'icom', 'IdentityMatrix', 'image', 'InPort', 'insert',
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'Int86', 'integer', 'ioctl', 'ior', 'ishift', 'istate', 'ixor',
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'kbhit', 'key', 'keyword', 'kill',
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'left', 'Len', 'list', 'load', 'loadfunc', 'localnames',
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'lock', 'log', 'Lower', 'lstat',
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'many', 'map', 'match', 'MatrixMode', 'max', 'member',
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'membernames', 'methodnames', 'methods', 'min', 'mkdir', 'move',
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'MultMatrix', 'mutex',
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'name', 'NewColor', 'Normals', 'NotAny', 'numeric',
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'open', 'opencl', 'oprec', 'ord', 'OutPort',
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'PaletteChars', 'PaletteColor', 'PaletteKey', 'paramnames',
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'parent', 'Pattern', 'Peek', 'Pending', 'pipe', 'Pixel',
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'PlayAudio', 'Poke', 'pop', 'PopMatrix', 'Pos', 'pos',
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'proc', 'pull', 'push', 'PushMatrix', 'PushRotate', 'PushScale',
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'PushTranslate', 'put',
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'QueryPointer',
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'Raise', 'read', 'ReadImage', 'readlink', 'reads', 'ready',
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'real', 'receive', 'Refresh', 'Rem', 'remove', 'rename',
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'repl', 'reverse', 'right', 'rmdir', 'Rotate', 'Rpos',
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'Rtab', 'rtod', 'runerr',
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'save', 'Scale', 'seek', 'select', 'send', 'seq',
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'serial', 'set', 'setenv', 'setgid', 'setgrent',
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'sethostent', 'setpgrp', 'setpwent', 'setservent',
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'setuid', 'signal', 'sin', 'sort', 'sortf', 'Span',
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'spawn', 'sql', 'sqrt', 'stat', 'staticnames', 'stop',
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'StopAudio', 'string', 'structure', 'Succeed', 'Swi',
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'symlink', 'sys_errstr', 'system', 'syswrite',
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'Tab', 'tab', 'table', 'tan',
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'Texcoord', 'Texture', 'TextWidth', 'Translate',
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'trap', 'trim', 'truncate', 'trylock', 'type',
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'umask', 'Uncouple', 'unlock', 'upto', 'utime',
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'variable', 'VAttrib',
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'wait', 'WAttrib', 'WDefault', 'WFlush', 'where',
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'WinAssociate', 'WinButton', 'WinColorDialog', 'WindowContents',
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'WinEditRegion', 'WinFontDialog', 'WinMenuBar', 'WinOpenDialog',
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'WinPlayMedia', 'WinSaveDialog', 'WinScrollBar', 'WinSelectDialog',
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'write', 'WriteImage', 'writes', 'WSection',
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'WSync'), prefix=r'\b', suffix=r'\b'),
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Name.Function),
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include('numbers'),
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(r'<@|<<@|>@|>>@|\.>|->|===|~===|\*\*|\+\+|--|\.|~==|~=|<=|>=|==|'
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r'=|<<=|<<|>>=|>>|:=:|:=|->|<->|\+:=|\|', Operator),
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(r'"(?:[^\\"]|\\.)*"', String),
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(r"'(?:[^\\']|\\.)*'", String.Character),
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(r'[*<>+=/&!?@~\\-]', Operator),
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(r'\^', Operator),
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(r'(\w+)(\s*|[(,])', bygroups(Name, using(this))),
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(r"[\[\]]", Punctuation),
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(r"<>|=>|[()|:;,.'`{}%&?]", Punctuation),
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(r'\n+', Text),
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],
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'numbers': [
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(r'\b([+-]?([2-9]|[12][0-9]|3[0-6])[rR][0-9a-zA-Z]+)\b', Number.Hex),
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(r'[+-]?[0-9]*\.([0-9]*)([Ee][+-]?[0-9]*)?', Number.Float),
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(r'\b([+-]?[0-9]+[KMGTPkmgtp]?)\b', Number.Integer),
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],
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'subprogram': [
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(r'\(', Punctuation, ('#pop', 'formal_part')),
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(r';', Punctuation, '#pop'),
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(r'"[^"]+"|\w+', Name.Function),
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include('root'),
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],
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'type_def': [
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(r'\(', Punctuation, 'formal_part'),
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],
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'formal_part': [
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(r'\)', Punctuation, '#pop'),
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(r'\w+', Name.Variable),
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(r',', Punctuation),
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(r'(:string|:integer|:real)\b', Keyword.Reserved),
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include('root'),
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],
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}
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class IconLexer(RegexLexer):
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"""
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Lexer for Icon.
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"""
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name = 'Icon'
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aliases = ['icon']
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filenames = ['*.icon', '*.ICON']
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mimetypes = []
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url = 'https://www2.cs.arizona.edu/icon'
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version_added = '1.6'
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flags = re.MULTILINE
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tokens = {
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'root': [
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(r'[^\S\n]+', Text),
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(r'#.*?\n', Comment.Single),
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(r'[^\S\n]+', Text),
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(r'class|method|procedure', Keyword.Declaration, 'subprogram'),
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(r'(record)(\s+)(\w+)',
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bygroups(Keyword.Declaration, Text, Keyword.Type), 'type_def'),
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(r'(#line|\$C|\$Cend|\$define|\$else|\$endif|\$error|\$ifdef|'
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r'\$ifndef|\$include|\$line|\$undef)\b', Keyword.PreProc),
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(r'(&null|&fail)\b', Keyword.Constant),
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(r'&allocated|&ascii|&clock|&collections|&column|&col|&control|'
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r'&cset|¤t|&dateline|&date|&digits|&dump|'
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r'&errno|&errornumber|&errortext|&errorvalue|&error|&errout|'
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r'&eventcode|&eventvalue|&eventsource|&e|'
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r'&features|&file|&host|&input|&interval|&lcase|&letters|'
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r'&level|&line|&ldrag|&lpress|&lrelease|'
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r'&main|&mdrag|&meta|&mpress|&mrelease|&now|&output|'
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r'&phi|&pick|&pi|&pos|&progname|'
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r'&random|&rdrag|®ions|&resize|&row|&rpress|&rrelease|'
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r'&shift|&source|&storage|&subject|'
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r'&time|&trace|&ucase|&version|'
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r'&window|&x|&y', Keyword.Reserved),
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(r'(by|of|not|to)\b', Keyword.Reserved),
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(r'(global|local|static)\b', Keyword.Reserved),
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(r'link', Keyword.Declaration),
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(words((
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'break', 'case', 'create', 'default', 'end', 'all',
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'do', 'else', 'every', 'fail', 'if', 'initial',
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'invocable', 'next',
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'repeat', 'return', 'suspend',
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'then', 'until', 'while'), prefix=r'\b', suffix=r'\b'),
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Keyword.Reserved),
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(words((
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'abs', 'acos', 'Active', 'Alert', 'any',
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'args', 'array', 'asin', 'atan', 'atanh', 'Attrib',
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'bal', 'Bg',
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'callout', 'center', 'char', 'chdir', 'chmod', 'chown', 'chroot',
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'Clip', 'Clone', 'close', 'cofail', 'collect',
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'Color', 'ColorValue', 'condvar', 'copy',
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'CopyArea', 'cos', 'Couple', 'crypt', 'cset', 'ctime',
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'delay', 'delete', 'detab', 'display', 'DrawArc',
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'DrawCircle', 'DrawCube', 'DrawCurve', 'DrawCylinder',
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'DrawDisk', 'DrawImage', 'DrawLine', 'DrawPoint', 'DrawPolygon',
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'DrawRectangle', 'DrawSegment', 'DrawSphere', 'DrawString',
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'DrawTorus', 'dtor',
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'entab', 'EraseArea', 'errorclear', 'Event', 'eventmask',
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'EvGet', 'EvSend', 'exec', 'exit', 'exp', 'Eye',
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'fcntl', 'fdup', 'fetch', 'Fg', 'fieldnames',
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'FillArc', 'FillCircle', 'FillPolygon',
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'FillRectangle', 'find', 'flock', 'flush', 'Font',
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'FreeColor', 'FreeSpace', 'function',
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'get', 'getch', 'getche', 'getenv',
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'GetSpace', 'gettimeofday',
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'getuid', 'globalnames', 'GotoRC', 'GotoXY', 'gtime', 'hardlink',
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'iand', 'icom', 'IdentityMatrix', 'image', 'InPort', 'insert',
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'Int86', 'integer', 'ioctl', 'ior', 'ishift', 'istate', 'ixor',
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'kbhit', 'key', 'keyword', 'kill',
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'left', 'Len', 'list', 'load', 'loadfunc', 'localnames',
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'lock', 'log', 'Lower', 'lstat',
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'many', 'map', 'match', 'MatrixMode', 'max', 'member',
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'membernames', 'methodnames', 'methods', 'min', 'mkdir', 'move',
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'MultMatrix', 'mutex',
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'name', 'NewColor', 'Normals', 'numeric',
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'open', 'opencl', 'oprec', 'ord', 'OutPort',
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'PaletteChars', 'PaletteColor', 'PaletteKey', 'paramnames',
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'parent', 'Pattern', 'Peek', 'Pending', 'pipe', 'Pixel',
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'Poke', 'pop', 'PopMatrix', 'Pos', 'pos',
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'proc', 'pull', 'push', 'PushMatrix', 'PushRotate', 'PushScale',
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'PushTranslate', 'put',
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'QueryPointer',
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'Raise', 'read', 'ReadImage', 'readlink', 'reads', 'ready',
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'real', 'receive', 'Refresh', 'Rem', 'remove', 'rename',
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'repl', 'reverse', 'right', 'rmdir', 'Rotate', 'Rpos',
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'rtod', 'runerr',
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'save', 'Scale', 'seek', 'select', 'send', 'seq',
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|
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'serial', 'set', 'setenv',
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'setuid', 'signal', 'sin', 'sort', 'sortf',
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'spawn', 'sql', 'sqrt', 'stat', 'staticnames', 'stop',
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'string', 'structure', 'Swi',
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'symlink', 'sys_errstr', 'system', 'syswrite',
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'tab', 'table', 'tan',
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'Texcoord', 'Texture', 'TextWidth', 'Translate',
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'trap', 'trim', 'truncate', 'trylock', 'type',
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'umask', 'Uncouple', 'unlock', 'upto', 'utime',
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'variable',
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'wait', 'WAttrib', 'WDefault', 'WFlush', 'where',
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'WinAssociate', 'WinButton', 'WinColorDialog', 'WindowContents',
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'WinEditRegion', 'WinFontDialog', 'WinMenuBar', 'WinOpenDialog',
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'WinPlayMedia', 'WinSaveDialog', 'WinScrollBar', 'WinSelectDialog',
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'write', 'WriteImage', 'writes', 'WSection',
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'WSync'), prefix=r'\b', suffix=r'\b'),
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Name.Function),
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include('numbers'),
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(r'===|~===|\*\*|\+\+|--|\.|==|~==|<=|>=|=|~=|<<=|<<|>>=|>>|'
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r':=:|:=|<->|<-|\+:=|\|\||\|', Operator),
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(r'"(?:[^\\"]|\\.)*"', String),
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(r"'(?:[^\\']|\\.)*'", String.Character),
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(r'[*<>+=/&!?@~\\-]', Operator),
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(r'(\w+)(\s*|[(,])', bygroups(Name, using(this))),
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(r"[\[\]]", Punctuation),
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(r"<>|=>|[()|:;,.'`{}%\^&?]", Punctuation),
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(r'\n+', Text),
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],
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'numbers': [
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(r'\b([+-]?([2-9]|[12][0-9]|3[0-6])[rR][0-9a-zA-Z]+)\b', Number.Hex),
|
||
|
|
(r'[+-]?[0-9]*\.([0-9]*)([Ee][+-]?[0-9]*)?', Number.Float),
|
||
|
|
(r'\b([+-]?[0-9]+[KMGTPkmgtp]?)\b', Number.Integer),
|
||
|
|
],
|
||
|
|
'subprogram': [
|
||
|
|
(r'\(', Punctuation, ('#pop', 'formal_part')),
|
||
|
|
(r';', Punctuation, '#pop'),
|
||
|
|
(r'"[^"]+"|\w+', Name.Function),
|
||
|
|
include('root'),
|
||
|
|
],
|
||
|
|
'type_def': [
|
||
|
|
(r'\(', Punctuation, 'formal_part'),
|
||
|
|
],
|
||
|
|
'formal_part': [
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
(r'\w+', Name.Variable),
|
||
|
|
(r',', Punctuation),
|
||
|
|
(r'(:string|:integer|:real)\b', Keyword.Reserved),
|
||
|
|
include('root'),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
class UcodeLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
Lexer for Icon ucode files.
|
||
|
|
"""
|
||
|
|
name = 'ucode'
|
||
|
|
aliases = ['ucode']
|
||
|
|
filenames = ['*.u', '*.u1', '*.u2']
|
||
|
|
mimetypes = []
|
||
|
|
url = 'http://www.unicon.org'
|
||
|
|
version_added = '2.4'
|
||
|
|
|
||
|
|
flags = re.MULTILINE
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(r'(#.*\n)', Comment),
|
||
|
|
(words((
|
||
|
|
'con', 'declend', 'end',
|
||
|
|
'global',
|
||
|
|
'impl', 'invocable',
|
||
|
|
'lab', 'link', 'local',
|
||
|
|
'record',
|
||
|
|
'uid', 'unions',
|
||
|
|
'version'),
|
||
|
|
prefix=r'\b', suffix=r'\b'),
|
||
|
|
Name.Function),
|
||
|
|
(words((
|
||
|
|
'colm', 'filen', 'line', 'synt'),
|
||
|
|
prefix=r'\b', suffix=r'\b'),
|
||
|
|
Comment),
|
||
|
|
(words((
|
||
|
|
'asgn',
|
||
|
|
'bang', 'bscan',
|
||
|
|
'cat', 'ccase', 'chfail',
|
||
|
|
'coact', 'cofail', 'compl',
|
||
|
|
'coret', 'create', 'cset',
|
||
|
|
'diff', 'div', 'dup',
|
||
|
|
'efail', 'einit', 'end', 'eqv', 'eret',
|
||
|
|
'error', 'escan', 'esusp',
|
||
|
|
'field',
|
||
|
|
'goto',
|
||
|
|
'init', 'int', 'inter',
|
||
|
|
'invoke',
|
||
|
|
'keywd',
|
||
|
|
'lconcat', 'lexeq', 'lexge',
|
||
|
|
'lexgt', 'lexle', 'lexlt', 'lexne',
|
||
|
|
'limit', 'llist', 'lsusp',
|
||
|
|
'mark', 'mark0', 'minus', 'mod', 'mult',
|
||
|
|
'neg', 'neqv', 'nonnull', 'noop', 'null',
|
||
|
|
'number', 'numeq', 'numge', 'numgt',
|
||
|
|
'numle', 'numlt', 'numne',
|
||
|
|
'pfail', 'plus', 'pnull', 'pop', 'power',
|
||
|
|
'pret', 'proc', 'psusp', 'push1', 'pushn1',
|
||
|
|
'random', 'rasgn', 'rcv', 'rcvbk', 'real',
|
||
|
|
'refresh', 'rswap',
|
||
|
|
'sdup', 'sect', 'size', 'snd', 'sndbk',
|
||
|
|
'str', 'subsc', 'swap',
|
||
|
|
'tabmat', 'tally', 'toby', 'trace',
|
||
|
|
'unmark',
|
||
|
|
'value', 'var'), prefix=r'\b', suffix=r'\b'),
|
||
|
|
Keyword.Declaration),
|
||
|
|
(words((
|
||
|
|
'any',
|
||
|
|
'case',
|
||
|
|
'endcase', 'endevery', 'endif',
|
||
|
|
'endifelse', 'endrepeat', 'endsuspend',
|
||
|
|
'enduntil', 'endwhile', 'every',
|
||
|
|
'if', 'ifelse',
|
||
|
|
'repeat',
|
||
|
|
'suspend',
|
||
|
|
'until',
|
||
|
|
'while'),
|
||
|
|
prefix=r'\b', suffix=r'\b'),
|
||
|
|
Name.Constant),
|
||
|
|
(r'\d+(\s*|\.$|$)', Number.Integer),
|
||
|
|
(r'[+-]?\d*\.\d+(E[-+]?\d+)?', Number.Float),
|
||
|
|
(r'[+-]?\d+\.\d*(E[-+]?\d+)?', Number.Float),
|
||
|
|
(r"(<>|=>|[()|:;,.'`]|[{}]|[%^]|[&?])", Punctuation),
|
||
|
|
(r'\s+\b', Text),
|
||
|
|
(r'[\w-]+', Text),
|
||
|
|
],
|
||
|
|
}
|
||
|
|
|
||
|
|
def analyse_text(text):
|
||
|
|
"""endsuspend and endrepeat are unique to this language, and
|
||
|
|
\\self, /self doesn't seem to get used anywhere else either."""
|
||
|
|
result = 0
|
||
|
|
|
||
|
|
if 'endsuspend' in text:
|
||
|
|
result += 0.1
|
||
|
|
|
||
|
|
if 'endrepeat' in text:
|
||
|
|
result += 0.1
|
||
|
|
|
||
|
|
if ':=' in text:
|
||
|
|
result += 0.01
|
||
|
|
|
||
|
|
if 'procedure' in text and 'end' in text:
|
||
|
|
result += 0.01
|
||
|
|
|
||
|
|
# This seems quite unique to unicon -- doesn't appear in any other
|
||
|
|
# example source we have (A quick search reveals that \SELF appears in
|
||
|
|
# Perl/Raku code)
|
||
|
|
if r'\self' in text and r'/self' in text:
|
||
|
|
result += 0.5
|
||
|
|
|
||
|
|
return result
|