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Add support for u8 character literals #60

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Merged
merged 2 commits into from
Aug 23, 2021
Merged

Add support for u8 character literals #60

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4914992
Add syntax support for u8 character literals
dkearns Aug 23, 2021
e955eeb
Whitespace fixes
dkearns Aug 23, 2021
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41 changes: 29 additions & 12 deletions syntax/cpp.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -69,6 +69,20 @@ if !exists("cpp_no_cpp17")
syn match cppCast "\<reinterpret_pointer_cast\s*$"
syn match cppFloat display contained "\<0x\x*\.\x\+p[-+]\=\d\+\([FfLl]\|i[fl]\=\|h\|min\|s\|ms\|us\|ns\|_\i*\)\=\>"
syn match cppFloat display contained "\<0x\x\+\.\=p[-+]\=\d\+\([FfLl]\|i[fl]\=\|h\|min\|s\|ms\|us\|ns\|_\i*\)\=\>"

" TODO: push this up to c.vim if/when supported in C23
syn match cppCharacter "u8'[^\\]'"
syn match cppCharacter "u8'[^']*'" contains=cSpecial
if exists("c_gnu")
syn match cppSpecialError "u8'\\[^'\"?\\abefnrtv]'"
syn match cppSpecialCharacter "u8'\\['\"?\\abefnrtv]'"
else
syn match cppSpecialError "u8'\\[^'\"?\\abfnrtv]'"
syn match cppSpecialCharacter "u8'\\['\"?\\abfnrtv]'"
endif
syn match cppSpecialCharacter display "u8'\\\o\{1,3}'"
syn match cppSpecialCharacter display "u8'\\x\x\+'"

endif

" C++ 20 extensions
Expand All @@ -89,23 +103,26 @@ endif
syn match cppMinMax "[<>]?"

" Default highlighting
hi def link cppAccess cppStatement
hi def link cppCast cppStatement
hi def link cppAccess cppStatement
hi def link cppCast cppStatement
hi def link cppExceptions Exception
hi def link cppOperator Operator
hi def link cppOperator Operator
hi def link cppStatement Statement
hi def link cppModifier Type
hi def link cppType Type
hi def link cppStorageClass StorageClass
hi def link cppModifier Type
hi def link cppType Type
hi def link cppStorageClass StorageClass
hi def link cppStructure Structure
hi def link cppBoolean Boolean
hi def link cppConstant Constant
hi def link cppBoolean Boolean
hi def link cppCharacter cCharacter
hi def link cppSpecialCharacter cSpecialCharacter
hi def link cppSpecialError cSpecialError
hi def link cppConstant Constant
hi def link cppRawStringDelimiter Delimiter
hi def link cppRawString String
hi def link cppString String
hi def link cppNumber Number
hi def link cppFloat Number
hi def link cppModule Include
hi def link cppString String
hi def link cppNumber Number
hi def link cppFloat Number
hi def link cppModule Include

let b:current_syntax = "cpp"

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