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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 2006-2025 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, 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), |
|
|
(r'link', Keyword.Declaration), |
|
|
(words(( |
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'break', 'case', 'create', 'default', 'end', 'all', |
|
|
'do', 'else', 'every', 'fail', 'if', 'initial', |
|
|
'invocable', 'next', |
|
|
'repeat', 'return', 'suspend', |
|
|
'then', 'until', 'while'), prefix=r'\b', suffix=r'\b'), |
|
|
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', |
|
|
'bal', 'Bg', |
|
|
'callout', 'center', 'char', 'chdir', 'chmod', 'chown', 'chroot', |
|
|
'Clip', 'Clone', 'close', 'cofail', 'collect', |
|
|
'Color', 'ColorValue', 'condvar', 'copy', |
|
|
'CopyArea', 'cos', 'Couple', 'crypt', 'cset', 'ctime', |
|
|
'delay', 'delete', 'detab', 'display', 'DrawArc', |
|
|
'DrawCircle', 'DrawCube', 'DrawCurve', 'DrawCylinder', |
|
|
'DrawDisk', 'DrawImage', 'DrawLine', 'DrawPoint', 'DrawPolygon', |
|
|
'DrawRectangle', 'DrawSegment', 'DrawSphere', 'DrawString', |
|
|
'DrawTorus', 'dtor', |
|
|
'entab', 'EraseArea', 'errorclear', 'Event', 'eventmask', |
|
|
'EvGet', 'EvSend', 'exec', 'exit', 'exp', 'Eye', |
|
|
'fcntl', 'fdup', 'fetch', 'Fg', 'fieldnames', |
|
|
'FillArc', 'FillCircle', 'FillPolygon', |
|
|
'FillRectangle', 'find', 'flock', 'flush', 'Font', |
|
|
'FreeColor', 'FreeSpace', 'function', |
|
|
'get', 'getch', 'getche', 'getenv', |
|
|
'GetSpace', 'gettimeofday', |
|
|
'getuid', 'globalnames', 'GotoRC', 'GotoXY', 'gtime', 'hardlink', |
|
|
'iand', 'icom', 'IdentityMatrix', 'image', 'InPort', 'insert', |
|
|
'Int86', 'integer', 'ioctl', 'ior', 'ishift', 'istate', 'ixor', |
|
|
'kbhit', 'key', 'keyword', 'kill', |
|
|
'left', 'Len', 'list', 'load', 'loadfunc', 'localnames', |
|
|
'lock', 'log', 'Lower', 'lstat', |
|
|
'many', 'map', 'match', 'MatrixMode', 'max', 'member', |
|
|
'membernames', 'methodnames', 'methods', 'min', 'mkdir', 'move', |
|
|
'MultMatrix', 'mutex', |
|
|
'name', 'NewColor', 'Normals', 'numeric', |
|
|
'open', 'opencl', 'oprec', 'ord', 'OutPort', |
|
|
'PaletteChars', 'PaletteColor', 'PaletteKey', 'paramnames', |
|
|
'parent', 'Pattern', 'Peek', 'Pending', 'pipe', 'Pixel', |
|
|
'Poke', 'pop', 'PopMatrix', 'Pos', 'pos', |
|
|
'proc', 'pull', 'push', 'PushMatrix', 'PushRotate', 'PushScale', |
|
|
'PushTranslate', 'put', |
|
|
'QueryPointer', |
|
|
'Raise', 'read', 'ReadImage', 'readlink', 'reads', 'ready', |
|
|
'real', 'receive', 'Refresh', 'Rem', 'remove', 'rename', |
|
|
'repl', 'reverse', 'right', 'rmdir', 'Rotate', 'Rpos', |
|
|
'rtod', 'runerr', |
|
|
'save', 'Scale', 'seek', 'select', 'send', 'seq', |
|
|
'serial', 'set', 'setenv', |
|
|
'setuid', 'signal', 'sin', 'sort', 'sortf', |
|
|
'spawn', 'sql', 'sqrt', 'stat', 'staticnames', 'stop', |
|
|
'string', 'structure', 'Swi', |
|
|
'symlink', 'sys_errstr', 'system', 'syswrite', |
|
|
'tab', 'table', 'tan', |
|
|
'Texcoord', 'Texture', 'TextWidth', 'Translate', |
|
|
'trap', 'trim', 'truncate', 'trylock', 'type', |
|
|
'umask', 'Uncouple', 'unlock', 'upto', 'utime', |
|
|
'variable', |
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|
'wait', 'WAttrib', 'WDefault', 'WFlush', 'where', |
|
|
'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), |
|
|
(r"'(?:[^\\']|\\.)*'", String.Character), |
|
|
(r'[*<>+=/&!?@~\\-]', Operator), |
|
|
(r'(\w+)(\s*|[(,])', bygroups(Name, using(this))), |
|
|
(r"[\[\]]", Punctuation), |
|
|
(r"<>|=>|[()|:;,.'`{}%\^&?]", Punctuation), |
|
|
(r'\n+', Text), |
|
|
], |
|
|
'numbers': [ |
|
|
(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 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if r'\self' in text and r'/self' in text: |
|
|
result += 0.5 |
|
|
|
|
|
return result |
|
|
|
