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" Vim syntax file
" Language: Vera
" Maintainer: Dave Eggum (opine at bluebottle dOt com)
" Last Change: 2005 Dec 19
" NOTE: extra white space at the end of the line will be highlighted if you
" add this line to your colorscheme:
" highlight SpaceError guibg=#204050
" (change the value for guibg to any color you like)
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
" A bunch of useful Vera keywords
syn keyword veraStatement break return continue fork join terminate
syn keyword veraStatement breakpoint proceed
syn keyword veraLabel bad_state bad_trans bind constraint coverage_group
syn keyword veraLabel class CLOCK default function interface m_bad_state
syn keyword veraLabel m_bad_trans m_state m_trans program randseq state
syn keyword veraLabel task trans
syn keyword veraConditional if else case casex casez randcase
syn keyword veraRepeat repeat while for do foreach
syn keyword veraModifier after all any around assoc_size async
syn keyword veraModifier before big_endian bit_normal bit_reverse export
syn keyword veraModifier extends extern little_endian local hdl_node hdl_task
syn keyword veraModifier negedge none packed protected posedge public rules
syn keyword veraModifier shadow soft static super this typedef unpacked var
syn keyword veraModifier vca virtual virtuals wildcard with
syn keyword veraType reg string enum event bit
syn keyword veraType rand randc integer port prod
syn keyword veraDeprecated call_func call_task close_conn get_bind get_bind_id
syn keyword veraDeprecated get_conn_err mailbox_receive mailbox_send make_client
syn keyword veraDeprecated make_server simwave_plot up_connections
" predefined tasks and functions
syn keyword veraTask alloc assoc_index cast_assign cm_coverage
syn keyword veraTask cm_get_coverage cm_get_limit delay error error_mode
syn keyword veraTask exit fclose feof ferror fflush flag fopen fprintf
syn keyword veraTask freadb freadh freadstr get_cycle get_env get_memsize
syn keyword veraTask get_plus_arg getstate get_systime get_time get_time_unit
syn keyword veraTask initstate lock_file mailbox_get mailbox_put os_command
syn keyword veraTask printf prodget prodset psprintf query query_str query_x
syn keyword veraTask rand48 random region_enter region_exit rewind
syn keyword veraTask semaphore_get semaphore_put setstate signal_connect
syn keyword veraTask sprintf srandom sscanf stop suspend_thread sync
syn keyword veraTask timeout trace trigger unit_delay unlock_file urand48
syn keyword veraTask urandom urandom_range vera_bit_reverse vera_crc
syn keyword veraTask vera_pack vera_pack_big_endian vera_plot
syn keyword veraTask vera_report_profile vera_unpack vera_unpack_big_endian
syn keyword veraTask vsv_call_func vsv_call_task vsv_get_conn_err
syn keyword veraTask vsv_make_client vsv_make_server vsv_up_connections
syn keyword veraTask vsv_wait_for_done vsv_wait_for_input wait_child wait_var
syn cluster veraOperGroup contains=veraOperator,veraOperParen,veraNumber,veraString,veraOperOk,veraType
" syn match veraOperator "++\|--\|&\|\~&\||\|\~|\|^\|\~^\|\~\|><"
" syn match veraOperator "*\|/\|%\|+\|-\|<<\|>>\|<\|<=\|>\|>=\|!in"
" syn match veraOperator "=?=\|!?=\|==\|!=\|===\|!==\|&\~\|^\~\||\~"
" syn match veraOperator "&&\|||\|=\|+=\|-=\|*=\|/=\|%=\|<<=\|>>=\|&="
" syn match veraOperator "|=\|^=\|\~&=\|\~|=\|\~^="
syn match veraOperator "[&|\~><!*@+/=,.\^\-]"
syn keyword veraOperator or in dist not
" open vera class methods
syn keyword veraMethods atobin atohex atoi atooct backref bittostr capacity
syn keyword veraMethods compare Configure constraint_mode delete DisableTrigger
syn keyword veraMethods DoAction empty EnableCount EnableTrigger Event find
syn keyword veraMethods find_index first first_index GetAssert get_at_least
syn keyword veraMethods get_auto_bin getc GetCount get_coverage_goal get_cov_weight
syn keyword veraMethods get_cross_bin_max GetFirstAssert GetName GetNextAssert
syn keyword veraMethods get_status get_status_msg hide hash icompare insert
syn keyword veraMethods inst_get_at_least inst_get_auto_bin_max inst_get_collect
syn keyword veraMethods inst_get_coverage_goal inst_get_cov_weight inst_getcross_bin_max
syn keyword veraMethods inst_query inst_set_at_least inst_set_auto_bin_max
syn keyword veraMethods inst_set_bin_activiation inst_set_collect inst_set_coverage_goal
syn keyword veraMethods inst_set_cov_weight inst_set_cross_bin_max itoa last last_index
syn keyword veraMethods len load match max max_index min min_index new object_compare
syn keyword veraMethods object_compare object_copy object_print pack pick_index
syn keyword veraMethods pop_back pop_front post_boundary postmatch post_pack post_pack
syn keyword veraMethods post_randomize post_randomize post_unpack post_unpack
syn keyword veraMethods pre_boundary prematch pre_pack pre_pack pre_randomize
syn keyword veraMethods pre-randomize pre_unpack push_back push_front putc query
syn keyword veraMethods query_str rand_mode randomize reserve reverse rsort search
syn keyword veraMethods set_at_least set_auto_bin_max set_bin_activiation
syn keyword veraMethods set_coverage_goal set_cov_weight set_cross_bin_max set_name
syn keyword veraMethods size sort substr sum thismatch tolower toupper unique_index
syn keyword veraMethods unpack Wait
" interface keywords
syn keyword veraInterface ASYNC CLOCK gnr gr0 gr1 grx grz NHOLD nr NR0 NR1
syn keyword veraInterface NRZ NRZ NSAMPLE PHOLD PR0 PR1 PRX PRZ r0 r1 rx snr
syn keyword veraInterface sr0 sr1 srx srz depth inout input output
syn match veraInterface "\$\w\+"
syn keyword veraTodo contained TODO FIXME XXX FINISH
" veraCommentGroup allows adding matches for special things in comments
syn cluster veraCommentGroup contains=veraTodo
" String and Character constants
" Highlight special characters (those which have a backslash) differently
syn match veraSpecial display contained "\\\(x\x\+\|\o\{1,3}\|.\|$\)"
syn match veraFormat display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlL]\|ll\)\=\([bdiuoxXDOUfeEgGcCsSpnm]\|\[\^\=.[^]]*\]\)" contained
syn match veraFormat display "%%" contained
syn region veraString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=veraSpecial,veraFormat,@Spell
syn region veraConcat contained transparent oneline start='{' end='}'
" veraCppString: same as veraString, but ends at end of line
syn region veraCppString start=+"+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=veraSpecial,veraFormat,@Spell
syn match veraCharacter "'[^\\]'"
syn match veraCharacter "L'[^']*'" contains=veraSpecial
syn match veraSpecialError "'\\[^'\"?\\abefnrtv]'"
syn match veraSpecialCharacter "'\\['\"?\\abefnrtv]'"
syn match veraSpecialCharacter display "'\\\o\{1,3}'"
syn match veraSpecialCharacter display "'\\x\x\{1,2}'"
syn match veraSpecialCharacter display "L'\\x\x\+'"
" highlight trailing white space
syn match veraSpaceError display excludenl "\s\+$"
syn match veraSpaceError display " \+\t"me=e-1
"catch errors caused by wrong parenthesis and brackets
syn cluster veraParenGroup contains=veraParenError,veraIncluded,veraSpecial,veraCommentSkip,veraCommentString,veraComment2String,@veraCommentGroup,veraCommentStartError,veraUserCont,veraUserLabel,veraBitField,veraCommentSkip,veraOctalZero,veraCppOut,veraCppOut2,veraCppSkip,veraFormat,veraNumber,veraFloat,veraOctal,veraOctalError,veraNumbersCom
syn region veraParen transparent start='(' end=')' contains=ALLBUT,@veraParenGroup,veraCppParen,veraErrInBracket,veraCppBracket,veraCppString,@Spell
" veraCppParen: same as veraParen but ends at end-of-line; used in veraDefine
syn region veraCppParen transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@veraParenGroup,veraErrInBracket,veraParen,veraBracket,veraString,@Spell
syn match veraParenError display "[\])]"
" syn match veraErrInParen display contained "[\]{}]"
syn match veraErrInParen display contained "[\]]"
syn region veraBracket transparent start='\[' end=']' contains=ALLBUT,@veraParenGroup,veraErrInParen,veraCppParen,veraCppBracket,veraCppString,@Spell
" veraCppBracket: same as veraParen but ends at end-of-line; used in veraDefine
syn region veraCppBracket transparent start='\[' skip='\\$' excludenl end=']' end='$' contained contains=ALLBUT,@veraParenGroup,veraErrInParen,veraParen,veraBracket,veraString,@Spell
syn match veraErrInBracket display contained "[);{}]"
"integer number, or floating point number without a dot and with "f".
syn case ignore
syn match veraNumbers display transparent "\<\d\|\.\d" contains=veraNumber,veraFloat,veraOctalError,veraOctal
" Same, but without octal error (for comments)
syn match veraNumbersCom display contained transparent "\<\d\|\.\d" contains=veraNumber,veraFloat,veraOctal
" syn match veraNumber display contained "\d\+\(u\=l\{0,2}\|ll\=u\)\>"
" "hex number
" syn match veraNumber display contained "0x\x\+\(u\=l\{0,2}\|ll\=u\)\>"
" syn match veraNumber "\(\<[0-9]\+\|\)'[bdoh][0-9a-fxzA-FXZ_]\+\>"
syn match veraNumber "\<\(\<[0-9]\+\)\?\('[bdoh]\)\?[0-9a-fxz_]\+\>"
" syn match veraNumber "\<[+-]\=[0-9]\+\>"
" Flag the first zero of an octal number as something special
syn match veraOctal display contained "0\o\+\(u\=l\{0,2}\|ll\=u\)\>" contains=veraOctalZero
syn match veraOctalZero display contained "\<0"
syn match veraFloat display contained "\d\+f"
"floating point number, with dot, optional exponent
syn match veraFloat display contained "\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\="
"floating point number, starting with a dot, optional exponent
syn match veraFloat display contained "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
"floating point number, without dot, with exponent
syn match veraFloat display contained "\d\+e[-+]\=\d\+[fl]\=\>"
"hexadecimal floating point number, optional leading digits, with dot, with exponent
syn match veraFloat display contained "0x\x*\.\x\+p[-+]\=\d\+[fl]\=\>"
"hexadecimal floating point number, with leading digits, optional dot, with exponent
syn match veraFloat display contained "0x\x\+\.\=p[-+]\=\d\+[fl]\=\>"
" flag an octal number with wrong digits
syn match veraOctalError display contained "0\o*[89]\d*"
syn case match
let vera_comment_strings = 1
if exists("vera_comment_strings")
" A comment can contain veraString, veraCharacter and veraNumber.
" But a "*/" inside a veraString in a veraComment DOES end the comment! So we
" need to use a special type of veraString: veraCommentString, which also ends on
" "*/", and sees a "*" at the start of the line as comment again.
" Unfortunately this doesn't work very well for // type of comments :-(
syntax match veraCommentSkip contained "^\s*\*\($\|\s\+\)"
syntax region veraCommentString contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=veraSpecial,veraCommentSkip
syntax region veraComment2String contained start=+\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=veraSpecial
syntax region veraCommentL start="//" skip="\\$" end="$" keepend contains=@veraCommentGroup,veraComment2String,veraCharacter,veraNumbersCom,veraSpaceError,@Spell
if exists("vera_no_comment_fold")
syntax region veraComment matchgroup=veraCommentStart start="/\*" end="\*/" contains=@veraCommentGroup,veraCommentStartError,veraCommentString,veraCharacter,veraNumbersCom,veraSpaceError,@Spell
else
syntax region veraComment matchgroup=veraCommentStart start="/\*" end="\*/" contains=@veraCommentGroup,veraCommentStartError,veraCommentString,veraCharacter,veraNumbersCom,veraSpaceError,@Spell fold
endif
else
syn region veraCommentL start="//" skip="\\$" end="$" keepend contains=@veraCommentGroup,veraSpaceError,@Spell
if exists("vera_no_comment_fold")
syn region veraComment matchgroup=veraCommentStart start="/\*" end="\*/" contains=@veraCommentGroup,veraCommentStartError,veraSpaceError,@Spell
else
syn region veraComment matchgroup=veraCommentStart start="/\*" end="\*/" contains=@veraCommentGroup,veraCommentStartError,veraSpaceError,@Spell fold
endif
endif
" keep a // comment separately, it terminates a preproc. conditional
syntax match veraCommentError display "\*/"
syntax match veraCommentStartError display "/\*"me=e-1 contained
syntax region veraBlock start="{" end="}" transparent fold
" open vera pre-defined constants
syn keyword veraConstant ALL ANY BAD_STATE BAD_TRANS CALL CHECK CHGEDGE
syn keyword veraConstant CLEAR COPY_NO_WAIT COPY_WAIT CROSS CROSS_TRANS
syn keyword veraConstant DEBUG DELETE EC_ARRAYX EC_CODE_END EC_CONFLICT
syn keyword veraConstant EC_EVNTIMOUT EC_EXPECT EC_FULLEXPECT EC_MBXTMOUT
syn keyword veraConstant EC_NEXPECT EC_RETURN EC_RGNTMOUT EC_SCONFLICT
syn keyword veraConstant EC_SEMTMOUT EC_SEXPECT EC_SFULLEXPECT EC_SNEXTPECT
syn keyword veraConstant EC_USERSET EQ EVENT FAIL FIRST FORK GE GOAL GT
syn keyword veraConstant HAND_SHAKE HI HIGH HNUM LE LIC_EXIT LIC_PRERR
syn keyword veraConstant LIC_PRWARN LIC_WAIT LO LOAD LOW LT MAILBOX MAX_COM
syn keyword veraConstant NAME NE NEGEDGE NEXT NO_OVERLAP NO_OVERLAP_STATE
syn keyword veraConstant NO_OVERLAP_TRANS NO_VARS NO_WAIT NUM NUM_BIN
syn keyword veraConstant NUM_DET null OFF OK OK_LAST ON ONE_BLAST ONE_SHOT ORDER
syn keyword veraConstant PAST_IT PERCENT POSEDGE PROGRAM RAWIN REGION REPORT
syn keyword veraConstant SAMPLE SAVE SEMAPHORE SET SILENT STATE stderr
syn keyword veraConstant stdin stdout STR STR_ERR_OUT_OF_RANGE
syn keyword veraConstant STR_ERR_REGEXP_SYNTAX SUM TRANS VERBOSE void WAIT
syn keyword veraConstant __LINE__ __FILE__ __DATE__ __TIME__ __VERA__
syn keyword veraConstant __VERSION__ __VERA_VERSION__ __VERA_MINOR__
syn keyword veraConstant __VERA_PATCH__ __VERA_VMC__ __VERA_VMC_MINOR__
syn match veraUserConstant "\<[A-Z][A-Z0-9_]\+\>"
syn match veraClass "\zs\w\+\ze::"
syn match veraClass "\zs\w\+\ze\s\+\w\+\s*[=;,)\[]" contains=veraConstant,veraUserConstant
syn match veraClass "\zs\w\+\ze\s\+\w\+\s*$" contains=veraConstant,veraUserConstant
syn match veraUserMethod "\zs\w\+\ze\s*(" contains=veraConstant,veraUserConstant
syn match veraObject "\zs\w\+\ze\.\w"
syn match veraObject "\zs\w\+\ze\.\$\w"
" Accept ` for # (Verilog)
syn region veraPreCondit start="^\s*\(`\|#\)\s*\(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" end="//"me=s-1 contains=veraComment,veraCppString,veraCharacter,veraCppParen,veraParenError,veraNumbers,veraCommentError,veraSpaceError
syn match veraPreCondit display "^\s*\(`\|#\)\s*\(else\|endif\)\>"
if !exists("vera_no_if0")
syn region veraCppOut start="^\s*\(`\|#\)\s*if\s\+0\+\>" end=".\@=\|$" contains=veraCppOut2
syn region veraCppOut2 contained start="0" end="^\s*\(`\|#\)\s*\(endif\>\|else\>\|elif\>\)" contains=veraSpaceError,veraCppSkip
syn region veraCppSkip contained start="^\s*\(`\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(`\|#\)\s*endif\>" contains=veraSpaceError,veraCppSkip
endif
syn region veraIncluded display contained start=+"+ skip=+\\\\\|\\"+ end=+"+
syn match veraIncluded display contained "<[^>]*>"
syn match veraInclude display "^\s*\(`\|#\)\s*include\>\s*["<]" contains=veraIncluded
"syn match veraLineSkip "\\$"
syn cluster veraPreProcGroup contains=veraPreCondit,veraIncluded,veraInclude,veraDefine,veraErrInParen,veraErrInBracket,veraUserLabel,veraSpecial,veraOctalZero,veraCppOut,veraCppOut2,veraCppSkip,veraFormat,veraNumber,veraFloat,veraOctal,veraOctalError,veraNumbersCom,veraString,veraCommentSkip,veraCommentString,veraComment2String,@veraCommentGroup,veraCommentStartError,veraParen,veraBracket,veraMulti
syn region veraDefine start="^\s*\(`\|#\)\s*\(define\|undef\)\>" skip="\\$" end="$" end="//"me=s-1 contains=ALLBUT,@veraPreProcGroup,@Spell
syn region veraPreProc start="^\s*\(`\|#\)\s*\(pragma\>\|line\>\|warning\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@veraPreProcGroup,@Spell
" Highlight User Labels
syn cluster veraMultiGroup contains=veraIncluded,veraSpecial,veraCommentSkip,veraCommentString,veraComment2String,@veraCommentGroup,veraCommentStartError,veraUserCont,veraUserLabel,veraBitField,veraOctalZero,veraCppOut,veraCppOut2,veraCppSkip,veraFormat,veraNumber,veraFloat,veraOctal,veraOctalError,veraNumbersCom,veraCppParen,veraCppBracket,veraCppString
syn region veraMulti transparent start='?' skip='::' end=':' contains=ALLBUT,@veraMultiGroup,@Spell
" syn region veraMulti transparent start='?' skip='::' end=':' contains=ALL
" The above causes veraCppOut2 to catch on:
" i = (isTrue) ? 0 : 1;
" which ends up commenting the rest of the file
" Avoid matching foo::bar() by requiring that the next char is not ':'
syn cluster veraLabelGroup contains=veraUserLabel
syn match veraUserCont display "^\s*\I\i*\s*:$" contains=@veraLabelGroup
syn match veraUserCont display ";\s*\I\i*\s*:$" contains=@veraLabelGroup
syn match veraUserCont display "^\s*\I\i*\s*:[^:]"me=e-1 contains=@veraLabelGroup
syn match veraUserCont display ";\s*\I\i*\s*:[^:]"me=e-1 contains=@veraLabelGroup
syn match veraUserLabel display "\I\i*" contained
" Avoid recognizing most bitfields as labels
syn match veraBitField display "^\s*\I\i*\s*:\s*[1-9]"me=e-1
syn match veraBitField display ";\s*\I\i*\s*:\s*[1-9]"me=e-1
if exists("vera_minlines")
let b:vera_minlines = vera_minlines
else
if !exists("vera_no_if0")
let b:vera_minlines = 50 " #if 0 constructs can be long
else
let b:vera_minlines = 15 " mostly for () constructs
endif
endif
exec "syn sync ccomment veraComment minlines=" . b:vera_minlines
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link veraClass Identifier
hi def link veraObject Identifier
hi def link veraUserMethod Function
hi def link veraTask Keyword
hi def link veraModifier Tag
hi def link veraDeprecated veraError
hi def link veraMethods Statement
" hi def link veraInterface Label
hi def link veraInterface Function
hi def link veraFormat veraSpecial
hi def link veraCppString veraString
hi def link veraCommentL veraComment
hi def link veraCommentStart veraComment
hi def link veraLabel Label
hi def link veraUserLabel Label
hi def link veraConditional Conditional
hi def link veraRepeat Repeat
hi def link veraCharacter Character
hi def link veraSpecialCharacter veraSpecial
hi def link veraNumber Number
hi def link veraOctal Number
hi def link veraOctalZero PreProc " link this to Error if you want
hi def link veraFloat Float
hi def link veraOctalError veraError
hi def link veraParenError veraError
hi def link veraErrInParen veraError
hi def link veraErrInBracket veraError
hi def link veraCommentError veraError
hi def link veraCommentStartError veraError
hi def link veraSpaceError SpaceError
hi def link veraSpecialError veraError
hi def link veraOperator Operator
hi def link veraStructure Structure
hi def link veraInclude Include
hi def link veraPreProc PreProc
hi def link veraDefine Macro
hi def link veraIncluded veraString
hi def link veraError Error
hi def link veraStatement Statement
hi def link veraPreCondit PreCondit
hi def link veraType Type
" hi def link veraConstant Constant
hi def link veraConstant Keyword
hi def link veraUserConstant Constant
hi def link veraCommentString veraString
hi def link veraComment2String veraString
hi def link veraCommentSkip veraComment
hi def link veraString String
hi def link veraComment Comment
hi def link veraSpecial SpecialChar
hi def link veraTodo Todo
hi def link veraCppSkip veraCppOut
hi def link veraCppOut2 veraCppOut
hi def link veraCppOut Comment
let b:current_syntax = "vera"
" vim: ts=8
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