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1 " Vim syntax file
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2 " Language: COBOL
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3 " Maintainer: Tim Pope <vimNOSPAM@tpope.info>
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4 " (formerly Davyd Ondrejko <vondraco@columbus.rr.com>)
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5 " (formerly Sitaram Chamarty <sitaram@diac.com> and
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6 " James Mitchell <james_mitchell@acm.org>)
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7 " $Id$
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8
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9 " For version 5.x: Clear all syntax items
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10 " For version 6.x: Quit when a syntax file was already loaded
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11 if version < 600
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12 syntax clear
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13 elseif exists("b:current_syntax")
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14 finish
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15 endif
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16
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17 " MOST important - else most of the keywords wont work!
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18 if version < 600
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19 set isk=@,48-57,-
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20 else
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21 setlocal isk=@,48-57,-
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22 endif
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23
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24 syn case ignore
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25
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26 syn cluster cobolStart contains=cobolAreaA,cobolAreaB,cobolComment,cobolCompiler
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27 syn cluster cobolAreaA contains=cobolParagraph,cobolSection,cobolDivision
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28 "syn cluster cobolAreaB contains=
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29 syn cluster cobolAreaAB contains=cobolLine
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30 syn cluster cobolLine contains=cobolReserved
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31 syn match cobolMarker "^\%( \{,5\}[^ ]\)\@=.\{,6}" nextgroup=@cobolStart
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32 syn match cobolSpace "^ \{6\}" nextgroup=@cobolStart
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33 syn match cobolAreaA " \{1,4\}" contained nextgroup=@cobolAreaA,@cobolAreaAB
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34 syn match cobolAreaB " \{5,\}\|- *" contained nextgroup=@cobolAreaB,@cobolAreaAB
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35 syn match cobolComment "[/*C].*$" contained
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36 syn match cobolCompiler "$.*$" contained
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37 syn match cobolLine ".*$" contained contains=cobolReserved,@cobolLine
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38
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39 syn match cobolDivision "[A-Z][A-Z0-9-]*[A-Z0-9]\s\+DIVISION\."he=e-1 contained contains=cobolDivisionName
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40 syn keyword cobolDivisionName contained IDENTIFICATION ENVIRONMENT DATA PROCEDURE
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41 syn match cobolSection "[A-Z][A-Z0-9-]*[A-Z0-9]\s\+SECTION\."he=e-1 contained contains=cobolSectionName
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42 syn keyword cobolSectionName contained CONFIGURATION INPUT-OUTPUT FILE WORKING-STORAGE LOCAL-STORAGE LINKAGE
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43 syn match cobolParagraph "\a[A-Z0-9-]*[A-Z0-9]\.\|\d[A-Z0-9-]*[A-Z]\."he=e-1 contained contains=cobolParagraphName
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44 syn keyword cobolParagraphName contained PROGRAM-ID SOURCE-COMPUTER OBJECT-COMPUTER SPECIAL-NAMES FILE-CONTROL I-O-CONTROL
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45
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46
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47 "syn match cobolKeys "^\a\{1,6\}" contains=cobolReserved
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48 syn keyword cobolReserved contained ACCEPT ACCESS ADD ADDRESS ADVANCING AFTER ALPHABET ALPHABETIC
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49 syn keyword cobolReserved contained ALPHABETIC-LOWER ALPHABETIC-UPPER ALPHANUMERIC ALPHANUMERIC-EDITED ALS
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50 syn keyword cobolReserved contained ALTERNATE AND ANY ARE AREA AREAS ASCENDING ASSIGN AT AUTHOR BEFORE BINARY
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51 syn keyword cobolReserved contained BLANK BLOCK BOTTOM BY CANCEL CBLL CD CF CH CHARACTER CHARACTERS CLASS
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52 syn keyword cobolReserved contained CLOCK-UNITS CLOSE COBOL CODE CODE-SET COLLATING COLUMN COMMA COMMON
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53 syn keyword cobolReserved contained COMMUNICATIONS COMPUTATIONAL COMPUTE CONTENT CONTINUE
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54 syn keyword cobolReserved contained CONTROL CONVERTING CORR CORRESPONDING COUNT CURRENCY DATE DATE-COMPILED
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55 syn keyword cobolReserved contained DATE-WRITTEN DAY DAY-OF-WEEK DE DEBUG-CONTENTS DEBUG-ITEM DEBUG-LINE
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56 syn keyword cobolReserved contained DEBUG-NAME DEBUG-SUB-1 DEBUG-SUB-2 DEBUG-SUB-3 DEBUGGING DECIMAL-POINT
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57 syn keyword cobolReserved contained DELARATIVES DELETE DELIMITED DELIMITER DEPENDING DESCENDING DESTINATION
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58 syn keyword cobolReserved contained DETAIL DISABLE DISPLAY DIVIDE DIVISION DOWN DUPLICATES DYNAMIC EGI ELSE EMI
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59 syn keyword cobolReserved contained ENABLE END-ADD END-COMPUTE END-DELETE END-DIVIDE END-EVALUATE END-IF
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60 syn keyword cobolReserved contained END-MULTIPLY END-OF-PAGE END-READ END-RECEIVE END-RETURN
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61 syn keyword cobolReserved contained END-REWRITE END-SEARCH END-START END-STRING END-SUBTRACT END-UNSTRING
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62 syn keyword cobolReserved contained END-WRITE EQUAL ERROR ESI EVALUATE EVERY EXCEPTION EXIT
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63 syn keyword cobolReserved contained EXTEND EXTERNAL FALSE FD FILLER FINAL FIRST FOOTING FOR FROM
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64 syn keyword cobolReserved contained GENERATE GIVING GLOBAL GREATER GROUP HEADING HIGH-VALUE HIGH-VALUES I-O
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65 syn keyword cobolReserved contained IN INDEX INDEXED INDICATE INITIAL INITIALIZE
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66 syn keyword cobolReserved contained INITIATE INPUT INSPECT INSTALLATION INTO IS JUST
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67 syn keyword cobolReserved contained JUSTIFIED KEY LABEL LAST LEADING LEFT LENGTH LOCK MEMORY
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68 syn keyword cobolReserved contained MERGE MESSAGE MODE MODULES MOVE MULTIPLE MULTIPLY NATIVE NEGATIVE NEXT NO NOT
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69 syn keyword cobolReserved contained NUMBER NUMERIC NUMERIC-EDITED OCCURS OF OFF OMITTED ON OPEN
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70 syn keyword cobolReserved contained OPTIONAL OR ORDER ORGANIZATION OTHER OUTPUT OVERFLOW PACKED-DECIMAL PADDING
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71 syn keyword cobolReserved contained PAGE PAGE-COUNTER PERFORM PF PH PIC PICTURE PLUS POINTER POSITION POSITIVE
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72 syn keyword cobolReserved contained PRINTING PROCEDURES PROCEDD PROGRAM PURGE QUEUE QUOTES
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73 syn keyword cobolReserved contained RANDOM RD READ RECEIVE RECORD RECORDS REDEFINES REEL REFERENCE REFERENCES
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74 syn keyword cobolReserved contained RELATIVE RELEASE REMAINDER REMOVAL REPLACE REPLACING REPORT REPORTING
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75 syn keyword cobolReserved contained REPORTS RERUN RESERVE RESET RETURN RETURNING REVERSED REWIND REWRITE RF RH
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76 syn keyword cobolReserved contained RIGHT ROUNDED RUN SAME SD SEARCH SECTION SECURITY SEGMENT SEGMENT-LIMITED
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77 syn keyword cobolReserved contained SELECT SEND SENTENCE SEPARATE SEQUENCE SEQUENTIAL SET SIGN SIZE SORT
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78 syn keyword cobolReserved contained SORT-MERGE SOURCE STANDARD
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79 syn keyword cobolReserved contained STANDARD-1 STANDARD-2 START STATUS STOP STRING SUB-QUEUE-1 SUB-QUEUE-2
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80 syn keyword cobolReserved contained SUB-QUEUE-3 SUBTRACT SUM SUPPRESS SYMBOLIC SYNC SYNCHRONIZED TABLE TALLYING
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81 syn keyword cobolReserved contained TAPE TERMINAL TERMINATE TEST TEXT THAN THEN THROUGH THRU TIME TIMES TO TOP
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82 syn keyword cobolReserved contained TRAILING TRUE TYPE UNIT UNSTRING UNTIL UP UPON USAGE USE USING VALUE VALUES
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83 syn keyword cobolReserved contained VARYING WHEN WITH WORDS WRITE
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84 syn match cobolReserved contained "\<CONTAINS\>"
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85 syn match cobolReserved contained "\<\(IF\|INVALID\|END\|EOP\)\>"
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86 syn match cobolReserved contained "\<ALL\>"
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87
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88 syn cluster cobolLine add=cobolConstant,cobolNumber,cobolPic
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89 syn keyword cobolConstant SPACE SPACES NULL ZERO ZEROES ZEROS LOW-VALUE LOW-VALUES
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90
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91 syn match cobolNumber "\<-\=\d*\.\=\d\+\>" contained
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92 syn match cobolPic "\<S*9\+\>" contained
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93 syn match cobolPic "\<$*\.\=9\+\>" contained
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94 syn match cobolPic "\<Z*\.\=9\+\>" contained
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95 syn match cobolPic "\<V9\+\>" contained
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96 syn match cobolPic "\<9\+V\>" contained
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97 syn match cobolPic "\<-\+[Z9]\+\>" contained
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98 syn match cobolTodo "todo" contained containedin=cobolComment
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99
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100 " For MicroFocus or other inline comments, include this line.
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101 " syn region cobolComment start="*>" end="$" contains=cobolTodo,cobolMarker
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102
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103 syn match cobolBadLine "[^ D\*$/-].*" contained
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104 " If comment mark somehow gets into column past Column 7.
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105 syn match cobolBadLine "\s\+\*.*" contained
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106 syn cluster cobolStart add=cobolBadLine
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107
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108
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109 syn keyword cobolGoTo GO GOTO
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110 syn keyword cobolCopy COPY
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111
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112 " cobolBAD: things that are BAD NEWS!
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113 syn keyword cobolBAD ALTER ENTER RENAMES
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114
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115 syn cluster cobolLine add=cobolGoTo,cobolCopy,cobolBAD,cobolWatch,cobolEXECs
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116
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117 " cobolWatch: things that are important when trying to understand a program
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118 syn keyword cobolWatch OCCURS DEPENDING VARYING BINARY COMP REDEFINES
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119 syn keyword cobolWatch REPLACING RUN
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120 syn match cobolWatch "COMP-[123456XN]"
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121
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122 syn keyword cobolEXECs EXEC END-EXEC
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123
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124
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125 syn cluster cobolAreaA add=cobolDeclA
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126 syn cluster cobolAreaAB add=cobolDecl
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127 syn match cobolDeclA "\(0\=1\|77\|78\) " contained nextgroup=cobolLine
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128 syn match cobolDecl "[1-4]\d " contained nextgroup=cobolLine
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129 syn match cobolDecl "0\=[2-9] " contained nextgroup=cobolLine
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130 syn match cobolDecl "66 " contained nextgroup=cobolLine
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131
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132 syn match cobolWatch "88 " contained nextgroup=cobolLine
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133
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134 "syn match cobolBadID "\k\+-\($\|[^-A-Z0-9]\)" contained
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135
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136 syn cluster cobolLine add=cobolCALLs,cobolString,cobolCondFlow
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137 syn keyword cobolCALLs CALL END-CALL CANCEL GOBACK PERFORM END-PERFORM INVOKE
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138 syn match cobolCALLs "EXIT \+PROGRAM"
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139 syn match cobolExtras /\<VALUE \+\d\+\./hs=s+6,he=e-1
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140
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141 syn match cobolString /"[^"]*\("\|$\)/
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142 syn match cobolString /'[^']*\('\|$\)/
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143
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144 "syn region cobolLine start="^.\{6}[ D-]" end="$" contains=ALL
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145 syn match cobolIndicator "\%7c[D-]" contained
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146
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147 if exists("cobol_legacy_code")
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148 syn region cobolCondFlow contains=ALLBUT,cobolLine start="\<\(IF\|INVALID\|END\|EOP\)\>" skip=/\('\|"\)[^"]\{-}\("\|'\|$\)/ end="\." keepend
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149 endif
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150
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151 " many legacy sources have junk in columns 1-6: must be before others
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152 " Stuff after column 72 is in error - must be after all other "match" entries
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153 if exists("cobol_legacy_code")
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154 syn match cobolBadLine "\%73c.*" containedin=ALLBUT,cobolComment
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155 else
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156 syn match cobolBadLine "\%73c.*" containedin=ALL
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157 endif
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158
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159 " Define the default highlighting.
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160 " For version 5.7 and earlier: only when not done already
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161 " For version 5.8 and later: only when an item doesn't have highlighting yet
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162 if version >= 508 || !exists("did_cobol_syntax_inits")
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163 if version < 508
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164 let did_cobol_syntax_inits = 1
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165 command -nargs=+ HiLink hi link <args>
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166 else
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167 command -nargs=+ HiLink hi def link <args>
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168 endif
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169
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170 HiLink cobolBAD Error
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171 HiLink cobolBadID Error
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172 HiLink cobolBadLine Error
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173 if exists("g:cobol_legacy_code")
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174 HiLink cobolMarker Comment
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175 else
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176 HiLink cobolMarker Error
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177 endif
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178 HiLink cobolCALLs Function
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179 HiLink cobolComment Comment
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180 HiLink cobolKeys Comment
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181 HiLink cobolAreaB Special
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182 HiLink cobolCompiler PreProc
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183 HiLink cobolCondFlow Special
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184 HiLink cobolCopy PreProc
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185 HiLink cobolDeclA cobolDecl
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186 HiLink cobolDecl Type
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187 HiLink cobolExtras Special
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188 HiLink cobolGoTo Special
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189 HiLink cobolConstant Constant
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190 HiLink cobolNumber Constant
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191 HiLink cobolPic Constant
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192 HiLink cobolReserved Statement
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193 HiLink cobolDivision Label
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194 HiLink cobolSection Label
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195 HiLink cobolParagraph Label
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196 HiLink cobolDivisionName Keyword
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197 HiLink cobolSectionName Keyword
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198 HiLink cobolParagraphName Keyword
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199 HiLink cobolString Constant
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200 HiLink cobolTodo Todo
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201 HiLink cobolWatch Special
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202 HiLink cobolIndicator Special
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203
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204 delcommand HiLink
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205 endif
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206
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207 let b:current_syntax = "cobol"
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208
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209 " vim: ts=6 nowrap
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