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48
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1 " Vim syntax file
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2 " Language: JOVIAL J73
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3 " Version: 1.2
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4 " Maintainer: Paul McGinnis <paulmcg@aol.com>
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5 " Last Change: 2011/06/17
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6 " Remark: Based on MIL-STD-1589C for JOVIAL J73 language
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7
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8 " Quit when a (custom) syntax file was already loaded
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9 if exists("b:current_syntax")
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10 finish
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11 endif
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12
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13 syn case ignore
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14
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15 syn keyword jovialTodo TODO FIXME XXX contained
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16
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17 " JOVIAL beads - first digit is number of bits, [0-9A-V] is the bit value
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18 " representing 0-31 (for 5 bits on the bead)
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19 syn match jovialBitConstant "[1-5]B'[0-9A-V]'"
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20
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21 syn match jovialNumber "\<\d\+\>"
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22
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23 syn match jovialFloat "\d\+E[-+]\=\d\+"
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24 syn match jovialFloat "\d\+\.\d*\(E[-+]\=\d\+\)\="
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25 syn match jovialFloat "\.\d\+\(E[-+]\=\d\+\)\="
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26
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27 syn region jovialComment start=/"/ end=/"/ contains=jovialTodo
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28 syn region jovialComment start=/%/ end=/%/ contains=jovialTodo
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29
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30 " JOVIAL variable names. This rule is to prevent conflicts with strings.
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31 " Handle special case where ' character can be part of a JOVIAL variable name.
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32 syn match jovialIdentifier "[A-Z\$][A-Z0-9'\$]\+"
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33
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34 syn region jovialString start="\s*'" skip=/''/ end=/'/ oneline
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35
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36 " JOVIAL compiler directives -- see Section 9 in MIL-STD-1589C
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37 syn region jovialPreProc start="\s*![A-Z]\+" end=/;/
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38
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39 syn keyword jovialOperator AND OR NOT XOR EQV MOD
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40
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41 " See Section 2.1 in MIL-STD-1589C for data types
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42 syn keyword jovialType ITEM B C P V
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43 syn match jovialType "\<S\(,R\|,T\|,Z\)\=\>"
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44 syn match jovialType "\<U\(,R\|,T\|,Z\)\=\>"
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45 syn match jovialType "\<F\(,R\|,T\|,Z\)\=\>"
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46 syn match jovialType "\<A\(,R\|,T\|,Z\)\=\>"
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47
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48 syn keyword jovialStorageClass STATIC CONSTANT PARALLEL BLOCK N M D W
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49
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50 syn keyword jovialStructure TABLE STATUS
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51
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52 syn keyword jovialConstant NULL
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53
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54 syn keyword jovialBoolean FALSE TRUE
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55
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56 syn keyword jovialTypedef TYPE
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57
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58 syn keyword jovialStatement ABORT BEGIN BY BYREF BYRES BYVAL CASE COMPOOL
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59 syn keyword jovialStatement DEF DEFAULT DEFINE ELSE END EXIT FALLTHRU FOR
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60 syn keyword jovialStatement GOTO IF INLINE INSTANCE LABEL LIKE OVERLAY POS
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61 syn keyword jovialStatement PROC PROGRAM REC REF RENT REP RETURN START STOP
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62 syn keyword jovialStatement TERM THEN WHILE
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63
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64 " JOVIAL extensions, see section 8.2.2 in MIL-STD-1589C
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65 syn keyword jovialStatement CONDITION ENCAPSULATION EXPORTS FREE HANDLER IN INTERRUPT NEW
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66 syn keyword jovialStatement PROTECTED READONLY REGISTER SIGNAL TO UPDATE WITH WRITEONLY ZONE
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67
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68 " implementation specific constants and functions, see section 1.4 in MIL-STD-1589C
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69 syn keyword jovialConstant BITSINBYTE BITSINWORD LOCSINWORD
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70 syn keyword jovialConstant BYTESINWORD BITSINPOINTER INTPRECISION
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71 syn keyword jovialConstant FLOATPRECISION FIXEDPRECISION FLOATRADIX
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72 syn keyword jovialConstant MAXFLOATPRECISION MAXFIXEDPRECISION
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73 syn keyword jovialConstant MAXINTSIZE MAXBYTES MAXBITS
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74 syn keyword jovialConstant MAXTABLESIZE MAXSTOP MINSTOP MAXSIGDIGITS
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75 syn keyword jovialFunction BYTEPOS MAXINT MININT
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76 syn keyword jovialFunction IMPLFLOATPRECISION IMPLFIXEDPRECISION IMPLINTSIZE
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77 syn keyword jovialFunction MINSIZE MINFRACTION MINSCALE MINRELPRECISION
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78 syn keyword jovialFunction MAXFLOAT MINFLOAT FLOATRELPRECISION
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79 syn keyword jovialFunction FLOATUNDERFLOW MAXFIXED MINFIXED
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80
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81 " JOVIAL built-in functions
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82 syn keyword jovialFunction LOC NEXT BIT BYTE SHIFTL SHIFTR ABS SGN BITSIZE
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83 syn keyword jovialFunction BYTESIZE WORDSIZE LBOUND UBOUND NWDSEN FIRST
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84 syn keyword jovialFunction LAST NENT
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85
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86 " Define the default highlighting.
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87 hi def link jovialBitConstant Number
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88 hi def link jovialBoolean Boolean
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89 hi def link jovialComment Comment
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90 hi def link jovialConstant Constant
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91 hi def link jovialFloat Float
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92 hi def link jovialFunction Function
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93 " No color highlighting for JOVIAL identifiers. See above,
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94 " this is to prevent confusion with JOVIAL strings
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95 "hi def link jovialIdentifier Identifier
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96 hi def link jovialNumber Number
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97 hi def link jovialOperator Operator
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98 hi def link jovialPreProc PreProc
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99 hi def link jovialStatement Statement
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100 hi def link jovialStorageClass StorageClass
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101 hi def link jovialString String
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102 hi def link jovialStructure Structure
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103 hi def link jovialTodo Todo
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104 hi def link jovialType Type
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105 hi def link jovialTypedef Typedef
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106
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107
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108 let b:current_syntax = "jovial"
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109
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110 " vim: ts=8
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