508 lines
26 KiB
Python
508 lines
26 KiB
Python
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"""
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pygments.lexers.pascal
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~~~~~~~~~~~~~~~~~~~~~~
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Lexers for Pascal family languages.
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:copyright: Copyright 2006-2022 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 Lexer, RegexLexer, include, bygroups, words, \
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using, this, default
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from pygments.util import get_bool_opt, get_list_opt
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from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
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Number, Punctuation, Error
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from pygments.scanner import Scanner
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# compatibility import
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from pygments.lexers.modula2 import Modula2Lexer
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__all__ = ['DelphiLexer']
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class DelphiLexer(Lexer):
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"""
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For Delphi (Borland Object Pascal),
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Turbo Pascal and Free Pascal source code.
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Additional options accepted:
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`turbopascal`
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Highlight Turbo Pascal specific keywords (default: ``True``).
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`delphi`
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Highlight Borland Delphi specific keywords (default: ``True``).
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`freepascal`
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Highlight Free Pascal specific keywords (default: ``True``).
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`units`
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A list of units that should be considered builtin, supported are
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``System``, ``SysUtils``, ``Classes`` and ``Math``.
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Default is to consider all of them builtin.
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"""
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name = 'Delphi'
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aliases = ['delphi', 'pas', 'pascal', 'objectpascal']
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filenames = ['*.pas', '*.dpr']
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mimetypes = ['text/x-pascal']
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TURBO_PASCAL_KEYWORDS = (
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'absolute', 'and', 'array', 'asm', 'begin', 'break', 'case',
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'const', 'constructor', 'continue', 'destructor', 'div', 'do',
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'downto', 'else', 'end', 'file', 'for', 'function', 'goto',
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'if', 'implementation', 'in', 'inherited', 'inline', 'interface',
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'label', 'mod', 'nil', 'not', 'object', 'of', 'on', 'operator',
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'or', 'packed', 'procedure', 'program', 'record', 'reintroduce',
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'repeat', 'self', 'set', 'shl', 'shr', 'string', 'then', 'to',
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'type', 'unit', 'until', 'uses', 'var', 'while', 'with', 'xor'
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)
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DELPHI_KEYWORDS = (
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'as', 'class', 'except', 'exports', 'finalization', 'finally',
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'initialization', 'is', 'library', 'on', 'property', 'raise',
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'threadvar', 'try'
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)
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FREE_PASCAL_KEYWORDS = (
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'dispose', 'exit', 'false', 'new', 'true'
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)
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BLOCK_KEYWORDS = {
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'begin', 'class', 'const', 'constructor', 'destructor', 'end',
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'finalization', 'function', 'implementation', 'initialization',
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'label', 'library', 'operator', 'procedure', 'program', 'property',
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'record', 'threadvar', 'type', 'unit', 'uses', 'var'
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}
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FUNCTION_MODIFIERS = {
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'alias', 'cdecl', 'export', 'inline', 'interrupt', 'nostackframe',
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'pascal', 'register', 'safecall', 'softfloat', 'stdcall',
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'varargs', 'name', 'dynamic', 'near', 'virtual', 'external',
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'override', 'assembler'
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}
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# XXX: those aren't global. but currently we know no way for defining
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# them just for the type context.
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DIRECTIVES = {
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'absolute', 'abstract', 'assembler', 'cppdecl', 'default', 'far',
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'far16', 'forward', 'index', 'oldfpccall', 'private', 'protected',
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'published', 'public'
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}
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BUILTIN_TYPES = {
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'ansichar', 'ansistring', 'bool', 'boolean', 'byte', 'bytebool',
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'cardinal', 'char', 'comp', 'currency', 'double', 'dword',
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'extended', 'int64', 'integer', 'iunknown', 'longbool', 'longint',
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'longword', 'pansichar', 'pansistring', 'pbool', 'pboolean',
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'pbyte', 'pbytearray', 'pcardinal', 'pchar', 'pcomp', 'pcurrency',
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'pdate', 'pdatetime', 'pdouble', 'pdword', 'pextended', 'phandle',
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'pint64', 'pinteger', 'plongint', 'plongword', 'pointer',
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'ppointer', 'pshortint', 'pshortstring', 'psingle', 'psmallint',
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'pstring', 'pvariant', 'pwidechar', 'pwidestring', 'pword',
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'pwordarray', 'pwordbool', 'real', 'real48', 'shortint',
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'shortstring', 'single', 'smallint', 'string', 'tclass', 'tdate',
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'tdatetime', 'textfile', 'thandle', 'tobject', 'ttime', 'variant',
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'widechar', 'widestring', 'word', 'wordbool'
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}
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BUILTIN_UNITS = {
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'System': (
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'abs', 'acquireexceptionobject', 'addr', 'ansitoutf8',
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'append', 'arctan', 'assert', 'assigned', 'assignfile',
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'beginthread', 'blockread', 'blockwrite', 'break', 'chdir',
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'chr', 'close', 'closefile', 'comptocurrency', 'comptodouble',
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'concat', 'continue', 'copy', 'cos', 'dec', 'delete',
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'dispose', 'doubletocomp', 'endthread', 'enummodules',
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'enumresourcemodules', 'eof', 'eoln', 'erase', 'exceptaddr',
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'exceptobject', 'exclude', 'exit', 'exp', 'filepos', 'filesize',
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'fillchar', 'finalize', 'findclasshinstance', 'findhinstance',
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'findresourcehinstance', 'flush', 'frac', 'freemem',
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'get8087cw', 'getdir', 'getlasterror', 'getmem',
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'getmemorymanager', 'getmodulefilename', 'getvariantmanager',
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'halt', 'hi', 'high', 'inc', 'include', 'initialize', 'insert',
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'int', 'ioresult', 'ismemorymanagerset', 'isvariantmanagerset',
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'length', 'ln', 'lo', 'low', 'mkdir', 'move', 'new', 'odd',
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'olestrtostring', 'olestrtostrvar', 'ord', 'paramcount',
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'paramstr', 'pi', 'pos', 'pred', 'ptr', 'pucs4chars', 'random',
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'randomize', 'read', 'readln', 'reallocmem',
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'releaseexceptionobject', 'rename', 'reset', 'rewrite', 'rmdir',
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'round', 'runerror', 'seek', 'seekeof', 'seekeoln',
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'set8087cw', 'setlength', 'setlinebreakstyle',
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'setmemorymanager', 'setstring', 'settextbuf',
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'setvariantmanager', 'sin', 'sizeof', 'slice', 'sqr', 'sqrt',
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'str', 'stringofchar', 'stringtoolestr', 'stringtowidechar',
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'succ', 'swap', 'trunc', 'truncate', 'typeinfo',
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'ucs4stringtowidestring', 'unicodetoutf8', 'uniquestring',
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'upcase', 'utf8decode', 'utf8encode', 'utf8toansi',
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'utf8tounicode', 'val', 'vararrayredim', 'varclear',
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'widecharlentostring', 'widecharlentostrvar',
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'widechartostring', 'widechartostrvar',
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'widestringtoucs4string', 'write', 'writeln'
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),
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'SysUtils': (
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'abort', 'addexitproc', 'addterminateproc', 'adjustlinebreaks',
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'allocmem', 'ansicomparefilename', 'ansicomparestr',
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'ansicomparetext', 'ansidequotedstr', 'ansiextractquotedstr',
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'ansilastchar', 'ansilowercase', 'ansilowercasefilename',
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'ansipos', 'ansiquotedstr', 'ansisamestr', 'ansisametext',
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'ansistrcomp', 'ansistricomp', 'ansistrlastchar', 'ansistrlcomp',
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'ansistrlicomp', 'ansistrlower', 'ansistrpos', 'ansistrrscan',
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'ansistrscan', 'ansistrupper', 'ansiuppercase',
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'ansiuppercasefilename', 'appendstr', 'assignstr', 'beep',
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'booltostr', 'bytetocharindex', 'bytetocharlen', 'bytetype',
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'callterminateprocs', 'changefileext', 'charlength',
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'chartobyteindex', 'chartobytelen', 'comparemem', 'comparestr',
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'comparetext', 'createdir', 'createguid', 'currentyear',
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'currtostr', 'currtostrf', 'date', 'datetimetofiledate',
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'datetimetostr', 'datetimetostring', 'datetimetosystemtime',
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'datetimetotimestamp', 'datetostr', 'dayofweek', 'decodedate',
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'decodedatefully', 'decodetime', 'deletefile', 'directoryexists',
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'diskfree', 'disksize', 'disposestr', 'encodedate', 'encodetime',
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'exceptionerrormessage', 'excludetrailingbackslash',
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'excludetrailingpathdelimiter', 'expandfilename',
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'expandfilenamecase', 'expanduncfilename', 'extractfiledir',
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'extractfiledrive', 'extractfileext', 'extractfilename',
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'extractfilepath', 'extractrelativepath', 'extractshortpathname',
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'fileage', 'fileclose', 'filecreate', 'filedatetodatetime',
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'fileexists', 'filegetattr', 'filegetdate', 'fileisreadonly',
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'fileopen', 'fileread', 'filesearch', 'fileseek', 'filesetattr',
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'filesetdate', 'filesetreadonly', 'filewrite', 'finalizepackage',
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'findclose', 'findcmdlineswitch', 'findfirst', 'findnext',
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'floattocurr', 'floattodatetime', 'floattodecimal', 'floattostr',
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'floattostrf', 'floattotext', 'floattotextfmt', 'fmtloadstr',
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'fmtstr', 'forcedirectories', 'format', 'formatbuf', 'formatcurr',
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'formatdatetime', 'formatfloat', 'freeandnil', 'getcurrentdir',
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'getenvironmentvariable', 'getfileversion', 'getformatsettings',
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'getlocaleformatsettings', 'getmodulename', 'getpackagedescription',
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'getpackageinfo', 'gettime', 'guidtostring', 'incamonth',
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'includetrailingbackslash', 'includetrailingpathdelimiter',
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'incmonth', 'initializepackage', 'interlockeddecrement',
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'interlockedexchange', 'interlockedexchangeadd',
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'interlockedincrement', 'inttohex', 'inttostr', 'isdelimiter',
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'isequalguid', 'isleapyear', 'ispathdelimiter', 'isvalidident',
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'languages', 'lastdelimiter', 'loadpackage', 'loadstr',
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'lowercase', 'msecstotimestamp', 'newstr', 'nextcharindex', 'now',
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'outofmemoryerror', 'quotedstr', 'raiselastoserror',
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'raiselastwin32error', 'removedir', 'renamefile', 'replacedate',
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'replacetime', 'safeloadlibrary', 'samefilename', 'sametext',
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'setcurrentdir', 'showexception', 'sleep', 'stralloc', 'strbufsize',
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'strbytetype', 'strcat', 'strcharlength', 'strcomp', 'strcopy',
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'strdispose', 'strecopy', 'strend', 'strfmt', 'stricomp',
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'stringreplace', 'stringtoguid', 'strlcat', 'strlcomp', 'strlcopy',
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'strlen', 'strlfmt', 'strlicomp', 'strlower', 'strmove', 'strnew',
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'strnextchar', 'strpas', 'strpcopy', 'strplcopy', 'strpos',
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'strrscan', 'strscan', 'strtobool', 'strtobooldef', 'strtocurr',
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'strtocurrdef', 'strtodate', 'strtodatedef', 'strtodatetime',
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'strtodatetimedef', 'strtofloat', 'strtofloatdef', 'strtoint',
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'strtoint64', 'strtoint64def', 'strtointdef', 'strtotime',
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'strtotimedef', 'strupper', 'supports', 'syserrormessage',
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'systemtimetodatetime', 'texttofloat', 'time', 'timestamptodatetime',
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'timestamptomsecs', 'timetostr', 'trim', 'trimleft', 'trimright',
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'tryencodedate', 'tryencodetime', 'tryfloattocurr', 'tryfloattodatetime',
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'trystrtobool', 'trystrtocurr', 'trystrtodate', 'trystrtodatetime',
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'trystrtofloat', 'trystrtoint', 'trystrtoint64', 'trystrtotime',
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'unloadpackage', 'uppercase', 'widecomparestr', 'widecomparetext',
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'widefmtstr', 'wideformat', 'wideformatbuf', 'widelowercase',
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'widesamestr', 'widesametext', 'wideuppercase', 'win32check',
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'wraptext'
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),
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'Classes': (
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'activateclassgroup', 'allocatehwnd', 'bintohex', 'checksynchronize',
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'collectionsequal', 'countgenerations', 'deallocatehwnd', 'equalrect',
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'extractstrings', 'findclass', 'findglobalcomponent', 'getclass',
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'groupdescendantswith', 'hextobin', 'identtoint',
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'initinheritedcomponent', 'inttoident', 'invalidpoint',
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'isuniqueglobalcomponentname', 'linestart', 'objectbinarytotext',
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'objectresourcetotext', 'objecttexttobinary', 'objecttexttoresource',
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'pointsequal', 'readcomponentres', 'readcomponentresex',
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'readcomponentresfile', 'rect', 'registerclass', 'registerclassalias',
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'registerclasses', 'registercomponents', 'registerintegerconsts',
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'registernoicon', 'registernonactivex', 'smallpoint', 'startclassgroup',
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'teststreamformat', 'unregisterclass', 'unregisterclasses',
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'unregisterintegerconsts', 'unregistermoduleclasses',
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'writecomponentresfile'
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),
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'Math': (
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'arccos', 'arccosh', 'arccot', 'arccoth', 'arccsc', 'arccsch', 'arcsec',
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'arcsech', 'arcsin', 'arcsinh', 'arctan2', 'arctanh', 'ceil',
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'comparevalue', 'cosecant', 'cosh', 'cot', 'cotan', 'coth', 'csc',
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'csch', 'cycletodeg', 'cycletograd', 'cycletorad', 'degtocycle',
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'degtograd', 'degtorad', 'divmod', 'doubledecliningbalance',
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'ensurerange', 'floor', 'frexp', 'futurevalue', 'getexceptionmask',
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'getprecisionmode', 'getroundmode', 'gradtocycle', 'gradtodeg',
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'gradtorad', 'hypot', 'inrange', 'interestpayment', 'interestrate',
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'internalrateofreturn', 'intpower', 'isinfinite', 'isnan', 'iszero',
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'ldexp', 'lnxp1', 'log10', 'log2', 'logn', 'max', 'maxintvalue',
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'maxvalue', 'mean', 'meanandstddev', 'min', 'minintvalue', 'minvalue',
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'momentskewkurtosis', 'netpresentvalue', 'norm', 'numberofperiods',
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'payment', 'periodpayment', 'poly', 'popnstddev', 'popnvariance',
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'power', 'presentvalue', 'radtocycle', 'radtodeg', 'radtograd',
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'randg', 'randomrange', 'roundto', 'samevalue', 'sec', 'secant',
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'sech', 'setexceptionmask', 'setprecisionmode', 'setroundmode',
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'sign', 'simpleroundto', 'sincos', 'sinh', 'slndepreciation', 'stddev',
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'sum', 'sumint', 'sumofsquares', 'sumsandsquares', 'syddepreciation',
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'tan', 'tanh', 'totalvariance', 'variance'
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)
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}
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ASM_REGISTERS = {
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'ah', 'al', 'ax', 'bh', 'bl', 'bp', 'bx', 'ch', 'cl', 'cr0',
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'cr1', 'cr2', 'cr3', 'cr4', 'cs', 'cx', 'dh', 'di', 'dl', 'dr0',
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'dr1', 'dr2', 'dr3', 'dr4', 'dr5', 'dr6', 'dr7', 'ds', 'dx',
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'eax', 'ebp', 'ebx', 'ecx', 'edi', 'edx', 'es', 'esi', 'esp',
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'fs', 'gs', 'mm0', 'mm1', 'mm2', 'mm3', 'mm4', 'mm5', 'mm6',
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'mm7', 'si', 'sp', 'ss', 'st0', 'st1', 'st2', 'st3', 'st4', 'st5',
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'st6', 'st7', 'xmm0', 'xmm1', 'xmm2', 'xmm3', 'xmm4', 'xmm5',
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'xmm6', 'xmm7'
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}
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ASM_INSTRUCTIONS = {
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'aaa', 'aad', 'aam', 'aas', 'adc', 'add', 'and', 'arpl', 'bound',
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'bsf', 'bsr', 'bswap', 'bt', 'btc', 'btr', 'bts', 'call', 'cbw',
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'cdq', 'clc', 'cld', 'cli', 'clts', 'cmc', 'cmova', 'cmovae',
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'cmovb', 'cmovbe', 'cmovc', 'cmovcxz', 'cmove', 'cmovg',
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'cmovge', 'cmovl', 'cmovle', 'cmovna', 'cmovnae', 'cmovnb',
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'cmovnbe', 'cmovnc', 'cmovne', 'cmovng', 'cmovnge', 'cmovnl',
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'cmovnle', 'cmovno', 'cmovnp', 'cmovns', 'cmovnz', 'cmovo',
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'cmovp', 'cmovpe', 'cmovpo', 'cmovs', 'cmovz', 'cmp', 'cmpsb',
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'cmpsd', 'cmpsw', 'cmpxchg', 'cmpxchg486', 'cmpxchg8b', 'cpuid',
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'cwd', 'cwde', 'daa', 'das', 'dec', 'div', 'emms', 'enter', 'hlt',
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|
|
'ibts', 'icebp', 'idiv', 'imul', 'in', 'inc', 'insb', 'insd',
|
||
|
|
'insw', 'int', 'int01', 'int03', 'int1', 'int3', 'into', 'invd',
|
||
|
|
'invlpg', 'iret', 'iretd', 'iretw', 'ja', 'jae', 'jb', 'jbe',
|
||
|
|
'jc', 'jcxz', 'jcxz', 'je', 'jecxz', 'jg', 'jge', 'jl', 'jle',
|
||
|
|
'jmp', 'jna', 'jnae', 'jnb', 'jnbe', 'jnc', 'jne', 'jng', 'jnge',
|
||
|
|
'jnl', 'jnle', 'jno', 'jnp', 'jns', 'jnz', 'jo', 'jp', 'jpe',
|
||
|
|
'jpo', 'js', 'jz', 'lahf', 'lar', 'lcall', 'lds', 'lea', 'leave',
|
||
|
|
'les', 'lfs', 'lgdt', 'lgs', 'lidt', 'ljmp', 'lldt', 'lmsw',
|
||
|
|
'loadall', 'loadall286', 'lock', 'lodsb', 'lodsd', 'lodsw',
|
||
|
|
'loop', 'loope', 'loopne', 'loopnz', 'loopz', 'lsl', 'lss', 'ltr',
|
||
|
|
'mov', 'movd', 'movq', 'movsb', 'movsd', 'movsw', 'movsx',
|
||
|
|
'movzx', 'mul', 'neg', 'nop', 'not', 'or', 'out', 'outsb', 'outsd',
|
||
|
|
'outsw', 'pop', 'popa', 'popad', 'popaw', 'popf', 'popfd', 'popfw',
|
||
|
|
'push', 'pusha', 'pushad', 'pushaw', 'pushf', 'pushfd', 'pushfw',
|
||
|
|
'rcl', 'rcr', 'rdmsr', 'rdpmc', 'rdshr', 'rdtsc', 'rep', 'repe',
|
||
|
|
'repne', 'repnz', 'repz', 'ret', 'retf', 'retn', 'rol', 'ror',
|
||
|
|
'rsdc', 'rsldt', 'rsm', 'sahf', 'sal', 'salc', 'sar', 'sbb',
|
||
|
|
'scasb', 'scasd', 'scasw', 'seta', 'setae', 'setb', 'setbe',
|
||
|
|
'setc', 'setcxz', 'sete', 'setg', 'setge', 'setl', 'setle',
|
||
|
|
'setna', 'setnae', 'setnb', 'setnbe', 'setnc', 'setne', 'setng',
|
||
|
|
'setnge', 'setnl', 'setnle', 'setno', 'setnp', 'setns', 'setnz',
|
||
|
|
'seto', 'setp', 'setpe', 'setpo', 'sets', 'setz', 'sgdt', 'shl',
|
||
|
|
'shld', 'shr', 'shrd', 'sidt', 'sldt', 'smi', 'smint', 'smintold',
|
||
|
|
'smsw', 'stc', 'std', 'sti', 'stosb', 'stosd', 'stosw', 'str',
|
||
|
|
'sub', 'svdc', 'svldt', 'svts', 'syscall', 'sysenter', 'sysexit',
|
||
|
|
'sysret', 'test', 'ud1', 'ud2', 'umov', 'verr', 'verw', 'wait',
|
||
|
|
'wbinvd', 'wrmsr', 'wrshr', 'xadd', 'xbts', 'xchg', 'xlat',
|
||
|
|
'xlatb', 'xor'
|
||
|
|
}
|
||
|
|
|
||
|
|
def __init__(self, **options):
|
||
|
|
Lexer.__init__(self, **options)
|
||
|
|
self.keywords = set()
|
||
|
|
if get_bool_opt(options, 'turbopascal', True):
|
||
|
|
self.keywords.update(self.TURBO_PASCAL_KEYWORDS)
|
||
|
|
if get_bool_opt(options, 'delphi', True):
|
||
|
|
self.keywords.update(self.DELPHI_KEYWORDS)
|
||
|
|
if get_bool_opt(options, 'freepascal', True):
|
||
|
|
self.keywords.update(self.FREE_PASCAL_KEYWORDS)
|
||
|
|
self.builtins = set()
|
||
|
|
for unit in get_list_opt(options, 'units', list(self.BUILTIN_UNITS)):
|
||
|
|
self.builtins.update(self.BUILTIN_UNITS[unit])
|
||
|
|
|
||
|
|
def get_tokens_unprocessed(self, text):
|
||
|
|
scanner = Scanner(text, re.DOTALL | re.MULTILINE | re.IGNORECASE)
|
||
|
|
stack = ['initial']
|
||
|
|
in_function_block = False
|
||
|
|
in_property_block = False
|
||
|
|
was_dot = False
|
||
|
|
next_token_is_function = False
|
||
|
|
next_token_is_property = False
|
||
|
|
collect_labels = False
|
||
|
|
block_labels = set()
|
||
|
|
brace_balance = [0, 0]
|
||
|
|
|
||
|
|
while not scanner.eos:
|
||
|
|
token = Error
|
||
|
|
|
||
|
|
if stack[-1] == 'initial':
|
||
|
|
if scanner.scan(r'\s+'):
|
||
|
|
token = Text
|
||
|
|
elif scanner.scan(r'\{.*?\}|\(\*.*?\*\)'):
|
||
|
|
if scanner.match.startswith('$'):
|
||
|
|
token = Comment.Preproc
|
||
|
|
else:
|
||
|
|
token = Comment.Multiline
|
||
|
|
elif scanner.scan(r'//.*?$'):
|
||
|
|
token = Comment.Single
|
||
|
|
elif scanner.scan(r'[-+*\/=<>:;,.@\^]'):
|
||
|
|
token = Operator
|
||
|
|
# stop label highlighting on next ";"
|
||
|
|
if collect_labels and scanner.match == ';':
|
||
|
|
collect_labels = False
|
||
|
|
elif scanner.scan(r'[\(\)\[\]]+'):
|
||
|
|
token = Punctuation
|
||
|
|
# abort function naming ``foo = Function(...)``
|
||
|
|
next_token_is_function = False
|
||
|
|
# if we are in a function block we count the open
|
||
|
|
# braces because ootherwise it's impossible to
|
||
|
|
# determine the end of the modifier context
|
||
|
|
if in_function_block or in_property_block:
|
||
|
|
if scanner.match == '(':
|
||
|
|
brace_balance[0] += 1
|
||
|
|
elif scanner.match == ')':
|
||
|
|
brace_balance[0] -= 1
|
||
|
|
elif scanner.match == '[':
|
||
|
|
brace_balance[1] += 1
|
||
|
|
elif scanner.match == ']':
|
||
|
|
brace_balance[1] -= 1
|
||
|
|
elif scanner.scan(r'[A-Za-z_][A-Za-z_0-9]*'):
|
||
|
|
lowercase_name = scanner.match.lower()
|
||
|
|
if lowercase_name == 'result':
|
||
|
|
token = Name.Builtin.Pseudo
|
||
|
|
elif lowercase_name in self.keywords:
|
||
|
|
token = Keyword
|
||
|
|
# if we are in a special block and a
|
||
|
|
# block ending keyword occurs (and the parenthesis
|
||
|
|
# is balanced) we end the current block context
|
||
|
|
if (in_function_block or in_property_block) and \
|
||
|
|
lowercase_name in self.BLOCK_KEYWORDS and \
|
||
|
|
brace_balance[0] <= 0 and \
|
||
|
|
brace_balance[1] <= 0:
|
||
|
|
in_function_block = False
|
||
|
|
in_property_block = False
|
||
|
|
brace_balance = [0, 0]
|
||
|
|
block_labels = set()
|
||
|
|
if lowercase_name in ('label', 'goto'):
|
||
|
|
collect_labels = True
|
||
|
|
elif lowercase_name == 'asm':
|
||
|
|
stack.append('asm')
|
||
|
|
elif lowercase_name == 'property':
|
||
|
|
in_property_block = True
|
||
|
|
next_token_is_property = True
|
||
|
|
elif lowercase_name in ('procedure', 'operator',
|
||
|
|
'function', 'constructor',
|
||
|
|
'destructor'):
|
||
|
|
in_function_block = True
|
||
|
|
next_token_is_function = True
|
||
|
|
# we are in a function block and the current name
|
||
|
|
# is in the set of registered modifiers. highlight
|
||
|
|
# it as pseudo keyword
|
||
|
|
elif in_function_block and \
|
||
|
|
lowercase_name in self.FUNCTION_MODIFIERS:
|
||
|
|
token = Keyword.Pseudo
|
||
|
|
# if we are in a property highlight some more
|
||
|
|
# modifiers
|
||
|
|
elif in_property_block and \
|
||
|
|
lowercase_name in ('read', 'write'):
|
||
|
|
token = Keyword.Pseudo
|
||
|
|
next_token_is_function = True
|
||
|
|
# if the last iteration set next_token_is_function
|
||
|
|
# to true we now want this name highlighted as
|
||
|
|
# function. so do that and reset the state
|
||
|
|
elif next_token_is_function:
|
||
|
|
# Look if the next token is a dot. If yes it's
|
||
|
|
# not a function, but a class name and the
|
||
|
|
# part after the dot a function name
|
||
|
|
if scanner.test(r'\s*\.\s*'):
|
||
|
|
token = Name.Class
|
||
|
|
# it's not a dot, our job is done
|
||
|
|
else:
|
||
|
|
token = Name.Function
|
||
|
|
next_token_is_function = False
|
||
|
|
# same for properties
|
||
|
|
elif next_token_is_property:
|
||
|
|
token = Name.Property
|
||
|
|
next_token_is_property = False
|
||
|
|
# Highlight this token as label and add it
|
||
|
|
# to the list of known labels
|
||
|
|
elif collect_labels:
|
||
|
|
token = Name.Label
|
||
|
|
block_labels.add(scanner.match.lower())
|
||
|
|
# name is in list of known labels
|
||
|
|
elif lowercase_name in block_labels:
|
||
|
|
token = Name.Label
|
||
|
|
elif lowercase_name in self.BUILTIN_TYPES:
|
||
|
|
token = Keyword.Type
|
||
|
|
elif lowercase_name in self.DIRECTIVES:
|
||
|
|
token = Keyword.Pseudo
|
||
|
|
# builtins are just builtins if the token
|
||
|
|
# before isn't a dot
|
||
|
|
elif not was_dot and lowercase_name in self.builtins:
|
||
|
|
token = Name.Builtin
|
||
|
|
else:
|
||
|
|
token = Name
|
||
|
|
elif scanner.scan(r"'"):
|
||
|
|
token = String
|
||
|
|
stack.append('string')
|
||
|
|
elif scanner.scan(r'\#(\d+|\$[0-9A-Fa-f]+)'):
|
||
|
|
token = String.Char
|
||
|
|
elif scanner.scan(r'\$[0-9A-Fa-f]+'):
|
||
|
|
token = Number.Hex
|
||
|
|
elif scanner.scan(r'\d+(?![eE]|\.[^.])'):
|
||
|
|
token = Number.Integer
|
||
|
|
elif scanner.scan(r'\d+(\.\d+([eE][+-]?\d+)?|[eE][+-]?\d+)'):
|
||
|
|
token = Number.Float
|
||
|
|
else:
|
||
|
|
# if the stack depth is deeper than once, pop
|
||
|
|
if len(stack) > 1:
|
||
|
|
stack.pop()
|
||
|
|
scanner.get_char()
|
||
|
|
|
||
|
|
elif stack[-1] == 'string':
|
||
|
|
if scanner.scan(r"''"):
|
||
|
|
token = String.Escape
|
||
|
|
elif scanner.scan(r"'"):
|
||
|
|
token = String
|
||
|
|
stack.pop()
|
||
|
|
elif scanner.scan(r"[^']*"):
|
||
|
|
token = String
|
||
|
|
else:
|
||
|
|
scanner.get_char()
|
||
|
|
stack.pop()
|
||
|
|
|
||
|
|
elif stack[-1] == 'asm':
|
||
|
|
if scanner.scan(r'\s+'):
|
||
|
|
token = Text
|
||
|
|
elif scanner.scan(r'end'):
|
||
|
|
token = Keyword
|
||
|
|
stack.pop()
|
||
|
|
elif scanner.scan(r'\{.*?\}|\(\*.*?\*\)'):
|
||
|
|
if scanner.match.startswith('$'):
|
||
|
|
token = Comment.Preproc
|
||
|
|
else:
|
||
|
|
token = Comment.Multiline
|
||
|
|
elif scanner.scan(r'//.*?$'):
|
||
|
|
token = Comment.Single
|
||
|
|
elif scanner.scan(r"'"):
|
||
|
|
token = String
|
||
|
|
stack.append('string')
|
||
|
|
elif scanner.scan(r'@@[A-Za-z_][A-Za-z_0-9]*'):
|
||
|
|
token = Name.Label
|
||
|
|
elif scanner.scan(r'[A-Za-z_][A-Za-z_0-9]*'):
|
||
|
|
lowercase_name = scanner.match.lower()
|
||
|
|
if lowercase_name in self.ASM_INSTRUCTIONS:
|
||
|
|
token = Keyword
|
||
|
|
elif lowercase_name in self.ASM_REGISTERS:
|
||
|
|
token = Name.Builtin
|
||
|
|
else:
|
||
|
|
token = Name
|
||
|
|
elif scanner.scan(r'[-+*\/=<>:;,.@\^]+'):
|
||
|
|
token = Operator
|
||
|
|
elif scanner.scan(r'[\(\)\[\]]+'):
|
||
|
|
token = Punctuation
|
||
|
|
elif scanner.scan(r'\$[0-9A-Fa-f]+'):
|
||
|
|
token = Number.Hex
|
||
|
|
elif scanner.scan(r'\d+(?![eE]|\.[^.])'):
|
||
|
|
token = Number.Integer
|
||
|
|
elif scanner.scan(r'\d+(\.\d+([eE][+-]?\d+)?|[eE][+-]?\d+)'):
|
||
|
|
token = Number.Float
|
||
|
|
else:
|
||
|
|
scanner.get_char()
|
||
|
|
stack.pop()
|
||
|
|
|
||
|
|
# save the dot!!!11
|
||
|
|
if scanner.match.strip():
|
||
|
|
was_dot = scanner.match == '.'
|
||
|
|
yield scanner.start_pos, token, scanner.match or ''
|