xref: /vim-8.2.3635/runtime/syntax/b.vim (revision 89a9c159)
1" Vim syntax file
2" Language:	B (A Formal Method with refinement and mathematical proof)
3" Maintainer:	Mathieu Clabaut <[email protected]>
4" Contributor:  Csaba Hoch
5" LastChange:	8 Dec 2007
6
7
8" quit when a syntax file was already loaded
9if exists("b:current_syntax")
10   finish
11endif
12
13
14" A bunch of useful B keywords
15syn keyword bStatement	        MACHINE MODEL SEES OPERATIONS INCLUDES DEFINITIONS CONSTRAINTS CONSTANTS VARIABLES CONCRETE_CONSTANTS CONCRETE_VARIABLES ABSTRACT_CONSTANTS ABSTRACT_VARIABLES HIDDEN_CONSTANTS HIDDEN_VARIABLES ASSERT ASSERTIONS  EXTENDS IMPLEMENTATION REFINEMENT IMPORTS USES INITIALISATION INVARIANT PROMOTES PROPERTIES REFINES SETS VALUES VARIANT VISIBLE_CONSTANTS VISIBLE_VARIABLES THEORY XLS THEOREMS LOCAL_OPERATIONS
16syn keyword bLabel		CASE IN EITHER OR CHOICE DO OF
17syn keyword bConditional	IF ELSE SELECT ELSIF THEN WHEN
18syn keyword bRepeat		WHILE FOR
19syn keyword bOps		bool card conc closure closure1 dom first fnc front not or id inter iseq iseq1 iterate last max min mod perm pred prj1 prj2 ran rel rev seq seq1 size skip succ tail union
20syn keyword bKeywords		LET VAR BE IN BEGIN END  POW POW1 FIN FIN1  PRE  SIGMA STRING UNION IS ANY WHERE
21
22syn keyword bBoolean	TRUE FALSE bfalse btrue
23syn keyword bConstant	PI MAXINT MININT User_Pass PatchProver PatchProverH0 PatchProverB0 FLAT ARI DED SUB RES
24syn keyword bGuard binhyp band bnot bguard bsearch bflat bfresh bguardi bget bgethyp barith bgetresult bresult bgoal bmatch bmodr bnewv  bnum btest bpattern bprintf bwritef bsubfrm  bvrb blvar bcall bappend bclose
25
26syn keyword bLogic	or not
27syn match bLogic	"\(!\|#\|%\|&\|+->>\|+->\|-->>\|->>\|-->\|->\|/:\|/<:\|/<<:\|/=\|/\\\|/|\\\|::\|:\|;:\|<+\|<->\|<--\|<-\|<:\|<<:\|<<|\|<=>\|<|\|==\|=>\|>+>>\|>->\|>+>\|||\||->\)"
28syn match bNothing      /:=/
29
30syn keyword cTodo contained	TODO FIXME XXX
31
32" String and Character constants
33" Highlight special characters (those which have a backslash) differently
34syn match bSpecial contained	"\\[0-7][0-7][0-7]\=\|\\."
35syn region bString		start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=bSpecial
36syn match bCharacter		"'[^\\]'"
37syn match bSpecialCharacter	"'\\.'"
38syn match bSpecialCharacter	"'\\[0-7][0-7]'"
39syn match bSpecialCharacter	"'\\[0-7][0-7][0-7]'"
40
41"catch errors caused by wrong parenthesis
42syn region bParen		transparent start='(' end=')' contains=ALLBUT,bParenError,bIncluded,bSpecial,bTodo,bUserLabel,bBitField
43syn match bParenError		")"
44syn match bInParen contained	"[{}]"
45
46"integer number, or floating point number without a dot and with "f".
47syn case ignore
48syn match bNumber		"\<[0-9]\+\>"
49"syn match bIdentifier	"\<[a-z_][a-z0-9_]*\>"
50syn case match
51
52  syn region bComment		start="/\*" end="\*/" contains=bTodo
53  syn match bComment		"//.*" contains=bTodo
54syntax match bCommentError	"\*/"
55
56syn keyword bType		INT INTEGER BOOL NAT NATURAL NAT1 NATURAL1
57
58syn region bPreCondit	start="^\s*#\s*\(if\>\|ifdef\>\|ifndef\>\|elif\>\|else\>\|endif\>\)" skip="\\$" end="$" contains=bComment,bString,bCharacter,bNumber,bCommentError
59syn region bIncluded contained start=+"+ skip=+\\\\\|\\"+ end=+"+
60syn match bIncluded contained "<[^>]*>"
61syn match bInclude		"^\s*#\s*include\>\s*["<]" contains=bIncluded
62
63syn region bDefine		start="^\s*#\s*\(define\>\|undef\>\)" skip="\\$" end="$" contains=ALLBUT,bPreCondit,bIncluded,bInclude,bDefine,bInParen
64syn region bPreProc		start="^\s*#\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" contains=ALLBUT,bPreCondit,bIncluded,bInclude,bDefine,bInParen
65
66syn sync ccomment bComment minlines=10
67
68" Define the default highlighting.
69" Only when an item doesn't have highlighting yet
70
71
72" The default methods for highlighting.  Can be overridden later
73hi def link bLabel	Label
74hi def link bUserLabel	Label
75hi def link bConditional	Conditional
76hi def link bRepeat	Repeat
77hi def link bLogic	Special
78hi def link bCharacter	Character
79hi def link bSpecialCharacter bSpecial
80hi def link bNumber	Number
81hi def link bFloat	Float
82hi def link bOctalError	bError
83hi def link bParenError	bError
84" hi def link bInParen	bError
85hi def link bCommentError	bError
86hi def link bBoolean	Identifier
87hi def link bConstant	Identifier
88hi def link bGuard	Identifier
89hi def link bOperator	Operator
90hi def link bKeywords	Operator
91hi def link bOps		Identifier
92hi def link bStructure	Structure
93hi def link bStorageClass	StorageClass
94hi def link bInclude	Include
95hi def link bPreProc	PreProc
96hi def link bDefine	Macro
97hi def link bIncluded	bString
98hi def link bError	Error
99hi def link bStatement	Statement
100hi def link bPreCondit	PreCondit
101hi def link bType		Type
102hi def link bCommentError	bError
103hi def link bCommentString bString
104hi def link bComment2String bString
105hi def link bCommentSkip	bComment
106hi def link bString	String
107hi def link bComment	Comment
108hi def link bSpecial	SpecialChar
109hi def link bTodo		Todo
110"hi link bIdentifier	Identifier
111
112let b:current_syntax = "b"
113
114" vim: ts=8
115