diff --git a/syntax/cython.vim b/syntax/cython.vim index c064ef8..d1f9190 100644 --- a/syntax/cython.vim +++ b/syntax/cython.vim @@ -1,299 +1,95 @@ -" Vim syntax file -" Source: https://github.com/tshirtman/vim-cython/blob/master/syntax/cython.vim -" Language: Cython -" Maintainer: Neil Schemenauer -" Last Change: 2009-10-13 -" Credits: Zvezdan Petkovic -" Neil Schemenauer -" Dmitry Vasiliev, Dusan Maliarik -" -" This version is a major rewrite by Zvezdan Petkovic. -" -" - introduced highlighting of doctests -" - updated keywords, built-ins, and exceptions -" - corrected regular expressions for -" -" * functions -" * decorators -" * strings -" * escapes -" * numbers -" * space error -" -" - corrected synchronization -" - more highlighting is ON by default, except -" - space error highlighting is OFF by default -" -" Optional highlighting can be controlled using these variables. -" -" let python_no_builtin_highlight = 1 -" let python_no_doctest_code_highlight = 1 -" let python_no_doctest_highlight = 1 -" let python_no_exception_highlight = 1 -" let python_no_number_highlight = 1 -" let python_space_error_highlight = 1 -" -" All the options above can be switched on together. -" -" let python_highlight_all = 1 -" - -" For version 5.x: Clear all syntax items. -" For version 6.x: Quit when a syntax file was already loaded. -if version < 600 - syntax clear -elseif exists("b:current_syntax") +""" Source file: https://github.com/lambdalisue/vim-cython-syntax/blob/master/syntax/cython.vim +if exists('b:current_syntax') finish endif -" Keep Python keywords in alphabetical order inside groups for easy -" comparison with the table in the 'Python Language Reference' -" http://docs.python.org/reference/lexical_analysis.html#keywords. -" Groups are in the order presented in NAMING CONVENTIONS in syntax.txt. -" Exceptions come last at the end of each group (class and def below). -" -" Keywords 'with' and 'as' are new in Python 2.6 -" (use 'from __future__ import with_statement' in Python 2.5). -" -" Some compromises had to be made to support both Python 3.0 and 2.6. -" We include Python 3.0 features, but when a definition is duplicated, -" the last definition takes precedence. -" -" - 'False', 'None', and 'True' are keywords in Python 3.0 but they are -" built-ins in 2.6 and will be highlighted as built-ins below. -" - 'exec' is a built-in in Python 3.0 and will be highlighted as -" built-in below. -" - 'nonlocal' is a keyword in Python 3.0 and will be highlighted. -" - 'print' is a built-in in Python 3.0 and will be highlighted as -" built-in below (use 'from __future__ import print_function' in 2.6) -" -syn keyword pythonStatement False, None, True -syn keyword pythonStatement as assert break continue del exec global -syn keyword pythonStatement lambda nonlocal pass print return with yield -syn keyword pythonStatement class cdef cpdef ctypedef cppclass def nextgroup=pythonFunction skipwhite -syn keyword pythonConditional elif else if -syn keyword pythonRepeat for while -syn keyword pythonOperator and in is not or -syn keyword pythonException except finally raise try -syn keyword pythonInclude from import cimport include - -" Decorators (new in Python 2.4) -syn match pythonDecorator "@" display nextgroup=pythonFunction skipwhite -" The zero-length non-grouping match before the function name is -" extremely important in pythonFunction. Without it, everything is -" interpreted as a function inside the contained environment of -" doctests. -" A dot must be allowed because of @MyClass.myfunc decorators. -syn match pythonFunction - \ "\%(\%(def\s\|class\s\|cppclass\s\|ctypedef\s\|cpdef\s\|cdef\s\|@\)\s*\)\@<=\h\%(\w\|\.\)*" contained - -syn match pythonComment "#.*$" contains=pythonTodo,@Spell -syn keyword pythonTodo FIXME NOTE NOTES TODO XXX contained - -" Triple-quoted strings can contain doctests. -syn region pythonString - \ start=+[uU]\=\z(['"]\)+ end="\z1" skip="\\\\\|\\\z1" - \ contains=pythonEscape,@Spell -syn region pythonString - \ start=+[uU]\=\z('''\|"""\)+ end="\z1" keepend - \ contains=pythonEscape,pythonSpaceError,pythonDoctest,@Spell -syn region pythonRawString - \ start=+[uU]\=[rR]\z(['"]\)+ end="\z1" skip="\\\\\|\\\z1" - \ contains=@Spell -syn region pythonRawString - \ start=+[uU]\=[rR]\z('''\|"""\)+ end="\z1" keepend - \ contains=pythonSpaceError,pythonDoctest,@Spell - -syn match pythonEscape +\\[abfnrtv'"\\]+ contained -syn match pythonEscape "\\\o\{1,3}" contained -syn match pythonEscape "\\x\x\{2}" contained -syn match pythonEscape "\%(\\u\x\{4}\|\\U\x\{8}\)" contained -" Python allows case-insensitive Unicode IDs: http://www.unicode.org/charts/ -syn match pythonEscape "\\N{\a\+\%(\s\a\+\)*}" contained -syn match pythonEscape "\\$" - -if exists("python_highlight_all") - if exists("python_no_builtin_highlight") - unlet python_no_builtin_highlight - endif - if exists("python_no_doctest_code_highlight") - unlet python_no_doctest_code_highlight - endif - if exists("python_no_doctest_highlight") - unlet python_no_doctest_highlight - endif - if exists("python_no_exception_highlight") - unlet python_no_exception_highlight - endif - if exists("python_no_number_highlight") - unlet python_no_number_highlight - endif - let python_space_error_highlight = 1 -endif - -" It is very important to understand all details before changing the -" regular expressions below or their order. -" The word boundaries are *not* the floating-point number boundaries -" because of a possible leading or trailing decimal point. -" The expressions below ensure that all valid number literals are -" highlighted, and invalid number literals are not. For example, -" -" - a decimal point in '4.' at the end of a line is highlighted, -" - a second dot in 1.0.0 is not highlighted, -" - 08 is not highlighted, -" - 08e0 or 08j are highlighted, -" -" and so on, as specified in the 'Python Language Reference'. -" http://docs.python.org/reference/lexical_analysis.html#numeric-literals -if !exists("python_no_number_highlight") -" numbers (including longs and complex) - syn match pythonNumber "\<0[oO]\=\o\+[Ll]\=\>" - syn match pythonNumber "\<0[xX]\x\+[Ll]\=\>" - syn match pythonNumber "\<0[bB][01]\+[Ll]\=\>" - syn match pythonNumber "\<\%([1-9]\d*\|0\)[Ll]\=\>" - syn match pythonNumber "\<\d\+[jJ]\>" - syn match pythonNumber "\<\d\+[eE][+-]\=\d\+[jJ]\=\>" - syn match pythonNumber -\ "\<\d\+\.\%([eE][+-]\=\d\+\)\=[jJ]\=\%(\W\|$\)\@=" - syn match pythonNumber -\ "\%(^\|\W\)\@<=\d*\.\d\+\%([eE][+-]\=\d\+\)\=[jJ]\=\>" -endif - -" Group the built-ins in the order in the 'Python Library Reference' for -" easier comparison. -" http://docs.python.org/library/constants.html -" http://docs.python.org/library/functions.html -" http://docs.python.org/library/functions.html#non-essential-built-in-functions -" Python built-in functions are in alphabetical order. -if !exists("python_no_builtin_highlight") -" built-in constants -" 'False', 'True', and 'None' are also reserved words in Python 3.0 - syn keyword pythonBuiltin False True None - syn keyword pythonBuiltin NotImplemented Ellipsis __debug__ -" built-in functions - syn keyword pythonBuiltin abs all any bin bool chr classmethod - syn keyword pythonBuiltin compile complex delattr dict dir divmod - syn keyword pythonBuiltin enumerate eval filter float format - syn keyword pythonBuiltin frozenset getattr globals hasattr hash - syn keyword pythonBuiltin help hex id input int isinstance - syn keyword pythonBuiltin issubclass iter len list locals map max - syn keyword pythonBuiltin min next object oct open ord pow print - syn keyword pythonBuiltin property range repr reversed round set - syn keyword pythonBuiltin setattr slice sorted staticmethod str - syn keyword pythonBuiltin sum super tuple type vars zip __import__ -" Python 2.6 only - syn keyword pythonBuiltin basestring callable cmp execfile file - syn keyword pythonBuiltin long raw_input reduce reload unichr - syn keyword pythonBuiltin unicode xrange -" Python 3.0 only - syn keyword pythonBuiltin ascii bytearray bytes exec memoryview -" non-essential built-in functions; Python 2.6 only - syn keyword pythonBuiltin apply buffer coerce intern -" Cython types " - syn keyword pythonBuiltin void NULL bint int short double float unsigned operator - syn keyword pythonBuiltin struct union enum -endif - -" From the 'Python Library Reference' class hierarchy at the bottom. -" http://docs.python.org/library/exceptions.html -if !exists("python_no_exception_highlight") -" builtin base exceptions (only used as base classes for other exceptions) - syn keyword pythonExceptions BaseException Exception - syn keyword pythonExceptions ArithmeticError EnvironmentError - syn keyword pythonExceptions LookupError -" builtin base exception removed in Python 3.0 - syn keyword pythonExceptions StandardError -" builtin exceptions (actually raised) - syn keyword pythonExceptions AssertionError AttributeError BufferError - syn keyword pythonExceptions EOFError FloatingPointError GeneratorExit - syn keyword pythonExceptions IOError ImportError IndentationError - syn keyword pythonExceptions IndexError KeyError KeyboardInterrupt - syn keyword pythonExceptions MemoryError NameError NotImplementedError - syn keyword pythonExceptions OSError OverflowError ReferenceError - syn keyword pythonExceptions RuntimeError StopIteration SyntaxError - syn keyword pythonExceptions SystemError SystemExit TabError TypeError - syn keyword pythonExceptions UnboundLocalError UnicodeError - syn keyword pythonExceptions UnicodeDecodeError UnicodeEncodeError - syn keyword pythonExceptions UnicodeTranslateError ValueError VMSError - syn keyword pythonExceptions WindowsError ZeroDivisionError -" builtin warnings - syn keyword pythonExceptions BytesWarning DeprecationWarning FutureWarning - syn keyword pythonExceptions ImportWarning PendingDeprecationWarning - syn keyword pythonExceptions RuntimeWarning SyntaxWarning UnicodeWarning - syn keyword pythonExceptions UserWarning Warning -endif - -if exists("python_space_error_highlight") -" trailing whitespace - syn match pythonSpaceError display excludenl "\s\+$" -" mixed tabs and spaces - syn match pythonSpaceError display " \+\t" - syn match pythonSpaceError display "\t\+ " +" Do not highlight cython builtin +let g:cython_no_builtin_highlight = + \ get(g:, 'cython_no_builtin_highlight', get(g:, 'python_no_builtin_highlight')) + +" Do not highlight compile directives +let g:cython_no_directive_highlight = + \ get(g:, 'cython_no_directive_highlight', 0) + +" Use Python syntax as base syntax +runtime! syntax/python.vim +unlet b:current_syntax + +" C types +syntax keyword cythonType const signed unsigned +syntax keyword cythonType char short int long bint +syntax keyword cythonType float double +syntax keyword cythonType void object + +" While Cython use 'from' in import/cimport, cdef-extern, and for-loop, it +" could not be listed in 'pythonInclude' syntax as a keyword. +" So remove 'pythonInclude' and re-define it as 'cythonInclude' without 'from' +" keyword here. +syntax clear pythonInclude +syntax keyword cythonInclude import cimport include +syntax match cythonInclude display '\\ze.*\' + +" While Cython has a bit different syntax for for-loop, re-define pythonRepeat +" as cythonRepeat to support 'from' and 'from ... by' syntax +syntax clear pythonRepeat +syntax keyword cythonRepeat while for +syntax keyword cythonRepeat contained from by +syntax match cythonRepeatCondition '\%(\\)\@<=.*\.*:' contains=cythonRepeat +syntax match cythonRepeatCondition '\%(\\)\@<=.*\.*\.*:' contains=cythonRepeat + +" DEF ... +" IF ... ELIF ... ELSE +syntax keyword cythonDefine DEF IF ELIF ELSE + +" ... nogil: +" ... expect +syntax match cythonStatement display '\.*:$' containedin=cythonStatement + +" Typedef +syntax match cythonStatement display '\' nextgroup=cythonType skipwhite + +" Function +syntax match cythonStatement display '\' nextgroup=cythonAccessor,cythonReturnType,cythonStructure skipwhite +syntax match cythonStatement display '\' nextgroup=cythonReturnType skipwhite +syntax match cythonStatement display '\' nextgroup=pythonString skipwhite +syntax keyword cythonAccessor inline extern public api readonly contained nextgroup=cythonAccessor,cythonReturnType,cythonStructure +syntax match cythonReturnType display '\%(\h\%(\w\|\.\)\+\)@=.{-}' contains=cythonType nextgroup=cythonFunction skipwhite +syntax match cythonFunction display '\%(\.*\)\@<=\h\%(\w\|\.\)\+\ze(' + +" Structure +syntax match cythonStructure display '\' nextgroup=cythonFunction skipwhite +syntax match cythonStructure display '\' nextgroup=cythonFunction skipwhite +syntax match cythonStructure display '\' nextgroup=cythonFunction skipwhite +syntax match cythonStructure display '\' nextgroup=cythonFunction skipwhite +syntax match cythonStructure display '\' nextgroup=cythonFunction skipwhite +syntax match cythonFunction display contained '\h\%(\w\|\.\)\+\ze\%((\|:\)' + +" Compiler directives +if !g:cython_no_directive_highlight + syntax match cythonDirective display '\>>\s\|\.\.\.\s\|"""\|'''\)\@!\S\++ end="$" -\ contained - else - syn region pythonDoctest -\ start="^\s*>>>" end="^\s*$" -\ contained contains=@NoSpell - endif -endif - -" Sync at the beginning of class, function, or method definition. -syn sync match pythonSync grouphere NONE "^\s*\%(def\|class\|ctypedef\|cppclass\|cpdef\|cdef\)\s\+\h\w*\s*(" - -if version >= 508 || !exists("did_python_syn_inits") - if version <= 508 - let did_python_syn_inits = 1 - command -nargs=+ HiLink hi link - else - command -nargs=+ HiLink hi def link - endif - -" The default highlight links. Can be overridden later. - HiLink pythonStatement Statement - HiLink pythonConditional Conditional - HiLink pythonRepeat Repeat - HiLink pythonOperator Operator - HiLink pythonException Exception - HiLink pythonInclude Include - HiLink pythonDecorator Define - HiLink pythonFunction Function - HiLink pythonComment Comment - HiLink pythonTodo Todo - HiLink pythonString String - HiLink pythonRawString String - HiLink pythonEscape Special - if !exists("python_no_number_highlight") - HiLink pythonNumber Number - endif - if !exists("python_no_builtin_highlight") - HiLink pythonBuiltin Function - endif - if !exists("python_no_exception_highlight") - HiLink pythonExceptions Structure - endif - if exists("python_space_error_highlight") - HiLink pythonSpaceError Error - endif - if !exists("python_no_doctest_highlight") - HiLink pythonDoctest Special - HiLink pythonDoctestValue Define - endif - - delcommand HiLink -endif - -let b:current_syntax = "python" - -" vim:set sw=2 sts=2 ts=8 noet: +" Default highlighting +highlight default link cythonType Type +highlight default link cythonReturnType cythonType +highlight default link cythonInclude pythonInclude +highlight default link cythonRepeat pythonRepeat +highlight default link cythonStatement pythonStatement +highlight default link cythonStructure cythonStatement +highlight default link cythonAccessor cythonStatement +highlight default link cythonFunction pythonFunction +highlight default link cythonDefine Macro +highlight default link cythonBuiltin pythonBuiltin + +highlight default link cythonDirective pythonComment +highlight default link cythonDirectiveTerms Define + +let b:current_syntax = 'cython'