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neovim/runtime/syntax/cobol.vim
Justin M. Keyes 2cdbbe50a4 vim-patch:63b74a8362b1 
Update runtime files.
63b74a8362
2019-08-01 22:48:28 +02:00

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" Vim syntax file
" Language: COBOL
" Maintainer: Ankit Jain <ajatkj@yahoo.co.in>
" (formerly Tim Pope <vimNOSPAM@tpope.info>)
" (formerly Davyd Ondrejko <vondraco@columbus.rr.com>)
" (formerly Sitaram Chamarty <sitaram@diac.com> and
" James Mitchell <james_mitchell@acm.org>)
" Last Change: 2019 Mar 22
" Ankit Jain 22.03.2019 Changes & fixes:
" 1. Include inline comments
" 2. Use comment highlight for bad lines
" 3. Change certain 'keywords' to 'matches'
" for additional highlighting
" 4. Different highlighting for COPY, GO TO &
" CALL lines
" 5. Fix for COMP keyword
" 6. Fix for PROCEDURE DIVISION highlighting
" 7. Highlight EXIT PROGRAM like STOP RUN
" 8. Highlight X & A in PIC clause
" Tag: #C22032019
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
" MOST important - else most of the keywords wont work!
setlocal isk=@,48-57,-,_
if !exists('g:cobol_inline_comment')
let g:cobol_inline_comment=0
endif
syn case ignore
syn cluster cobolStart contains=cobolAreaA,cobolAreaB,cobolComment,cobolCompiler
syn cluster cobolAreaA contains=cobolParagraph,cobolSection,cobolDivision
"syn cluster cobolAreaB contains=
syn cluster cobolAreaAB contains=cobolLine
syn cluster cobolLine contains=cobolReserved
syn match cobolMarker "^\%( \{,5\}[^ ]\)\@=.\{,6}" nextgroup=@cobolStart
syn match cobolSpace "^ \{6\}" nextgroup=@cobolStart
syn match cobolAreaA " \{1,4\}" contained nextgroup=@cobolAreaA,@cobolAreaAB
syn match cobolAreaB " \{5,\}\|- *" contained nextgroup=@cobolAreaB,@cobolAreaAB
syn match cobolComment "[/*C].*$" contained
syn match cobolCompiler "$.*$" contained
syn match cobolLine ".*$" contained contains=cobolReserved,@cobolLine
"#C22032019: Fix for PROCEDURE DIVISION USING highlighting, removed . from the
"end of the regex
"syn match cobolDivision \"[A-Z][A-Z0-9-]*[A-Z0-9]\s\+DIVISION\."he=e-1 contained contains=cobolDivisionName
syn match cobolDivision "[A-Z][A-Z0-9-]*[A-Z0-9]\s\+DIVISION" contained contains=cobolDivisionName
syn keyword cobolDivisionName contained IDENTIFICATION ENVIRONMENT DATA PROCEDURE
syn match cobolSection "[A-Z][A-Z0-9-]*[A-Z0-9]\s\+SECTION\."he=e-1 contained contains=cobolSectionName
syn keyword cobolSectionName contained CONFIGURATION INPUT-OUTPUT FILE WORKING-STORAGE LOCAL-STORAGE LINKAGE
syn match cobolParagraph "\a[A-Z0-9-]*[A-Z0-9]\.\|\d[A-Z0-9-]*[A-Z]\."he=e-1 contained contains=cobolParagraphName
syn keyword cobolParagraphName contained PROGRAM-ID SOURCE-COMPUTER OBJECT-COMPUTER SPECIAL-NAMES FILE-CONTROL I-O-CONTROL
"syn match cobolKeys "^\a\{1,6\}" contains=cobolReserved
"#C22032019: Remove BY, REPLACING, PROGRAM, TO, IN from 'keyword' group and add
"to 'match' group or other 'keyword' group
syn keyword cobolReserved contained ACCEPT ACCESS ADD ADDRESS ADVANCING AFTER ALPHABET ALPHABETIC
syn keyword cobolReserved contained ALPHABETIC-LOWER ALPHABETIC-UPPER ALPHANUMERIC ALPHANUMERIC-EDITED ALS
syn keyword cobolReserved contained ALTERNATE AND ANY ARE AREA AREAS ASCENDING ASSIGN AT AUTHOR BEFORE BINARY
syn keyword cobolReserved contained BLANK BLOCK BOTTOM CANCEL CBLL CD CF CH CHARACTER CHARACTERS CLASS
syn keyword cobolReserved contained CLOCK-UNITS CLOSE COBOL CODE CODE-SET COLLATING COLUMN COMMA COMMON
syn keyword cobolReserved contained COMMUNICATIONS COMPUTATIONAL COMPUTE CONTENT CONTINUE
syn keyword cobolReserved contained CONTROL CONVERTING CORR CORRESPONDING COUNT CURRENCY DATE DATE-COMPILED
syn keyword cobolReserved contained DATE-WRITTEN DAY DAY-OF-WEEK DE DEBUG-CONTENTS DEBUG-ITEM DEBUG-LINE
syn keyword cobolReserved contained DEBUG-NAME DEBUG-SUB-1 DEBUG-SUB-2 DEBUG-SUB-3 DEBUGGING DECIMAL-POINT
syn keyword cobolReserved contained DELARATIVES DELETE DELIMITED DELIMITER DEPENDING DESCENDING DESTINATION
syn keyword cobolReserved contained DETAIL DISABLE DISPLAY DIVIDE DIVISION DOWN DUPLICATES DYNAMIC EGI ELSE EMI
syn keyword cobolReserved contained ENABLE END-ADD END-COMPUTE END-DELETE END-DIVIDE END-EVALUATE END-IF
syn keyword cobolReserved contained END-MULTIPLY END-OF-PAGE END-READ END-RECEIVE END-RETURN
syn keyword cobolReserved contained END-REWRITE END-SEARCH END-START END-STRING END-SUBTRACT END-UNSTRING
syn keyword cobolReserved contained END-WRITE EQUAL ERROR ESI EVALUATE EVERY EXCEPTION EXIT
syn keyword cobolReserved contained EXTEND EXTERNAL FALSE FD FILLER FINAL FIRST FOOTING FOR FROM
syn keyword cobolReserved contained GENERATE GIVING GLOBAL GREATER GROUP HEADING HIGH-VALUE HIGH-VALUES I-O
syn keyword cobolReserved contained INDEX INDEXED INDICATE INITIAL INITIALIZE
syn keyword cobolReserved contained INITIATE INPUT INSPECT INSTALLATION INTO IS JUST
syn keyword cobolReserved contained JUSTIFIED KEY LABEL LAST LEADING LEFT LENGTH LOCK MEMORY
syn keyword cobolReserved contained MERGE MESSAGE MODE MODULES MOVE MULTIPLE MULTIPLY NATIVE NEGATIVE NEXT NO NOT
syn keyword cobolReserved contained NUMBER NUMERIC NUMERIC-EDITED OCCURS OF OFF OMITTED ON OPEN
syn keyword cobolReserved contained OPTIONAL OR ORDER ORGANIZATION OTHER OUTPUT OVERFLOW PACKED-DECIMAL PADDING
syn keyword cobolReserved contained PAGE PAGE-COUNTER PERFORM PF PH PIC PICTURE PLUS POINTER POSITION POSITIVE
syn keyword cobolReserved contained PRINTING PROCEDURES PROCEDD PURGE QUEUE QUOTES
syn keyword cobolReserved contained RANDOM RD READ RECEIVE RECORD RECORDS REDEFINES REEL REFERENCE REFERENCES
syn keyword cobolReserved contained RELATIVE RELEASE REMAINDER REMOVAL REPLACE REPORT REPORTING
syn keyword cobolReserved contained REPORTS RERUN RESERVE RESET RETURN RETURNING REVERSED REWIND REWRITE RF RH
syn keyword cobolReserved contained RIGHT ROUNDED RUN SAME SD SEARCH SECTION SECURITY SEGMENT SEGMENT-LIMITED
syn keyword cobolReserved contained SELECT SEND SENTENCE SEPARATE SEQUENCE SEQUENTIAL SET SIGN SIZE SORT
syn keyword cobolReserved contained SORT-MERGE SOURCE STANDARD
syn keyword cobolReserved contained STANDARD-1 STANDARD-2 START STATUS STOP STRING SUB-QUEUE-1 SUB-QUEUE-2
syn keyword cobolReserved contained SUB-QUEUE-3 SUBTRACT SUM SUPPRESS SYMBOLIC SYNC SYNCHRONIZED TABLE TALLYING
syn keyword cobolReserved contained TAPE TERMINAL TERMINATE TEST TEXT THAN THEN THROUGH THRU TIME TIMES TOP
syn keyword cobolReserved contained TRAILING TRUE TYPE UNIT UNSTRING UNTIL UP UPON USAGE USE USING VALUE VALUES
syn keyword cobolReserved contained VARYING WHEN WITH WORDS WRITE
syn match cobolReserved contained "\<CONTAINS\>"
syn match cobolReserved contained "\<\(IF\|INVALID\|END\|EOP\)\>"
syn match cobolReserved contained "\<ALL\>"
" #C22032019: Add BY as match instead of keyword: BY not followed by ==
syn match cobolReserved contained "\<BY\>\s\+\(==\)\@!"
syn match cobolReserved contained "\<TO\>"
syn cluster cobolLine add=cobolConstant,cobolNumber,cobolPic
syn keyword cobolConstant SPACE SPACES NULL ZERO ZEROES ZEROS LOW-VALUE LOW-VALUES
" #C22032019: Fix for many pic clauses
syn match cobolNumber "\<-\=\d*\.\=\d\+\>" contained
" syn match cobolPic \"\<S*9\+\>" contained
syn match cobolPic "\<S*9\+V*9*\>" contained
syn match cobolPic "\<$*\.\=9\+\>" contained
syn match cobolPic "\<Z*\.\=9\+\>" contained
syn match cobolPic "\<V9\+\>" contained
syn match cobolPic "\<9\+V\>" contained
" syn match cobolPic \"\<-\+[Z9]\+\>" contained
syn match cobolPic "\<-*[Z9]\+-*\>" contained
" #C22032019: Add Z,X and A to cobolPic
syn match cobolPic "\<[ZXA]\+\>" contained
syn match cobolTodo "todo" contained containedin=cobolInlineComment,cobolComment
" For MicroFocus or other inline comments, include this line.
if g:cobol_inline_comment == 1
syn region cobolInlineComment start="*>" end="$" contains=cobolTodo,cobolMarker
syn cluster cobolLine add=cobolInlineComment
endif
syn match cobolBadLine "[^ D\*$/-].*" contained
" If comment mark somehow gets into column past Column 7.
if g:cobol_inline_comment == 1
" #C22032019: It is a bad line only if * is not followed by > when inline
" comments enabled
syn match cobolBadLine "\s\+\*\(>\)\@!.*" contained
else
syn match cobolBadLine "\s\+\*.*" contained
endif
syn cluster cobolStart add=cobolBadLine
" #C22032019: Different highlighting for GO TO statements
" syn keyword cobolGoTo GO GOTO
syn keyword cobolGoTo GOTO
syn match cobolGoTo /\<GO\>\s\+\<TO\>/
syn match cobolGoToPara /\<GO\>\s\+\<TO\>\s\+[A-Z0-9-]\+/ contains=cobolGoTo
" #C22032019: Highlight copybook name and location in using different group
" syn keyword cobolCopy COPY
syn match cobolCopy "\<COPY\>\|\<IN\>"
syn match cobolCopy "\<REPLACING\>\s\+\(==\)\@="
syn match cobolCopy "\<BY\>\s\+\(==\)\@="
syn match cobolCopyName "\<COPY\>\s\+[A-Z0-9]\+\(\s\+\<IN\>\s\+[A-Z0-9]\+\)\?" contains=cobolCopy
syn cluster cobolLine add=cobolGoToPara,cobolCopyName
" cobolBAD: things that are BAD NEWS!
syn keyword cobolBAD ALTER ENTER RENAMES
syn cluster cobolLine add=cobolGoTo,cobolCopy,cobolBAD,cobolWatch,cobolEXECs
" cobolWatch: things that are important when trying to understand a program
syn keyword cobolWatch OCCURS DEPENDING VARYING BINARY COMP REDEFINES
" #C22032019: Remove REPLACING from cobolWatch 'keyword' group and add to cobolCopy &
" cobolWatch 'match' group
" syn keyword cobolWatch REPLACING RUN
syn keyword cobolWatch RUN PROGRAM
syn match cobolWatch contained "\<REPLACING\>\s\+\(==\)\@!"
" #C22032019: Look for word starting with COMP
" syn match cobolWatch \"COMP-[123456XN]"
syn match cobolWatch "\<COMP-[123456XN]"
syn keyword cobolEXECs EXEC END-EXEC
syn cluster cobolAreaA add=cobolDeclA
syn cluster cobolAreaAB add=cobolDecl
syn match cobolDeclA "\(0\=1\|77\|78\) " contained nextgroup=cobolLine
syn match cobolDecl "[1-4]\d " contained nextgroup=cobolLine
syn match cobolDecl "0\=[2-9] " contained nextgroup=cobolLine
syn match cobolDecl "66 " contained nextgroup=cobolLine
syn match cobolWatch "88 " contained nextgroup=cobolLine
"syn match cobolBadID "\k\+-\($\|[^-A-Z0-9]\)" contained
syn cluster cobolLine add=cobolCALLs,cobolString,cobolCondFlow
" #C22032019: Changes for cobolCALLs group to include thru
" syn keyword cobolCALLs CALL END-CALL CANCEL GOBACK PERFORM END-PERFORM INVOKE
syn keyword cobolCALLs END-CALL CANCEL GOBACK PERFORM END-PERFORM INVOKE THRU
" #C22032019: Highlight called program
" syn match cobolCALLs \"EXIT \+PROGRAM"
syn match cobolCALLs "\<CALL\>"
syn match cobolCALLProg /\<CALL\>\s\+"\{0,1\}[A-Z0-9]\+"\{0,1\}/ contains=cobolCALLs
syn match cobolExtras /\<VALUE \+\d\+\./hs=s+6,he=e-1
syn cluster cobolLine add=cobolCALLProg
syn match cobolString /"[^"]*\("\|$\)/
syn match cobolString /'[^']*\('\|$\)/
"syn region cobolLine start="^.\{6}[ D-]" end="$" contains=ALL
syn match cobolIndicator "\%7c[D-]" contained
if exists("cobol_legacy_code")
syn region cobolCondFlow contains=ALLBUT,cobolLine start="\<\(IF\|INVALID\|END\|EOP\)\>" skip=/\('\|"\)[^"]\{-}\("\|'\|$\)/ end="\." keepend
endif
" many legacy sources have junk in columns 1-6: must be before others
" Stuff after column 72 is in error - must be after all other "match" entries
if exists("cobol_legacy_code")
syn match cobolBadLine "\%73c.*" containedin=ALLBUT,cobolComment
else
" #C22032019: Use comment highlighting for bad lines
" syn match cobolBadLine \"\%73c.*" containedin=ALL
syn match cobolBadLine "\%73c.*" containedin=ALL,cobolInlineComment,cobolComment
endif
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link cobolBAD Error
hi def link cobolBadID Error
hi def link cobolBadLine Error
if exists("g:cobol_legacy_code")
hi def link cobolMarker Comment
else
hi def link cobolMarker Error
endif
hi def link cobolCALLs Function
hi def link cobolCALLProg Special
hi def link cobolComment Comment
hi def link cobolInlineComment Comment
hi def link cobolKeys Comment
hi def link cobolAreaB Special
hi def link cobolCompiler PreProc
hi def link cobolCondFlow Special
hi def link cobolCopy PreProc
hi def link cobolCopyName Special
hi def link cobolDeclA cobolDecl
hi def link cobolDecl Type
hi def link cobolExtras Special
hi def link cobolGoTo Special
hi def link cobolGoToPara Function
hi def link cobolConstant Constant
hi def link cobolNumber Constant
hi def link cobolPic Constant
hi def link cobolReserved Statement
hi def link cobolDivision Label
hi def link cobolSection Label
hi def link cobolParagraph Label
hi def link cobolDivisionName Keyword
hi def link cobolSectionName Keyword
hi def link cobolParagraphName Keyword
hi def link cobolString Constant
hi def link cobolTodo Todo
hi def link cobolWatch Special
hi def link cobolIndicator Special
hi def link cobolStart Comment
let b:current_syntax = "cobol"
" vim: ts=6 nowrap
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