3 * Branched from CodeMirror's Scheme mode
5 CodeMirror.defineMode("cobol", function () {
6 var BUILTIN = "builtin", COMMENT = "comment", STRING = "string",
7 ATOM = "atom", NUMBER = "number", KEYWORD = "keyword", MODTAG = "header",
8 COBOLLINENUM = "def", PERIOD = "link";
9 function makeKeywords(str) {
10 var obj = {}, words = str.split(" ");
11 for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
14 var atoms = makeKeywords("TRUE FALSE ZEROES ZEROS ZERO SPACES SPACE LOW-VALUE LOW-VALUES ");
15 var keywords = makeKeywords(
16 "ACCEPT ACCESS ACQUIRE ADD ADDRESS " +
17 "ADVANCING AFTER ALIAS ALL ALPHABET " +
18 "ALPHABETIC ALPHABETIC-LOWER ALPHABETIC-UPPER ALPHANUMERIC ALPHANUMERIC-EDITED " +
19 "ALSO ALTER ALTERNATE AND ANY " +
20 "ARE AREA AREAS ARITHMETIC ASCENDING " +
21 "ASSIGN AT ATTRIBUTE AUTHOR AUTO " +
22 "AUTO-SKIP AUTOMATIC B-AND B-EXOR B-LESS " +
23 "B-NOT B-OR BACKGROUND-COLOR BACKGROUND-COLOUR BEEP " +
24 "BEFORE BELL BINARY BIT BITS " +
25 "BLANK BLINK BLOCK BOOLEAN BOTTOM " +
26 "BY CALL CANCEL CD CF " +
27 "CH CHARACTER CHARACTERS CLASS CLOCK-UNITS " +
28 "CLOSE COBOL CODE CODE-SET COL " +
29 "COLLATING COLUMN COMMA COMMIT COMMITMENT " +
30 "COMMON COMMUNICATION COMP COMP-0 COMP-1 " +
31 "COMP-2 COMP-3 COMP-4 COMP-5 COMP-6 " +
32 "COMP-7 COMP-8 COMP-9 COMPUTATIONAL COMPUTATIONAL-0 " +
33 "COMPUTATIONAL-1 COMPUTATIONAL-2 COMPUTATIONAL-3 COMPUTATIONAL-4 COMPUTATIONAL-5 " +
34 "COMPUTATIONAL-6 COMPUTATIONAL-7 COMPUTATIONAL-8 COMPUTATIONAL-9 COMPUTE " +
35 "CONFIGURATION CONNECT CONSOLE CONTAINED CONTAINS " +
36 "CONTENT CONTINUE CONTROL CONTROL-AREA CONTROLS " +
37 "CONVERTING COPY CORR CORRESPONDING COUNT " +
38 "CRT CRT-UNDER CURRENCY CURRENT CURSOR " +
39 "DATA DATE DATE-COMPILED DATE-WRITTEN DAY " +
40 "DAY-OF-WEEK DB DB-ACCESS-CONTROL-KEY DB-DATA-NAME DB-EXCEPTION " +
41 "DB-FORMAT-NAME DB-RECORD-NAME DB-SET-NAME DB-STATUS DBCS " +
42 "DBCS-EDITED DE DEBUG-CONTENTS DEBUG-ITEM DEBUG-LINE " +
43 "DEBUG-NAME DEBUG-SUB-1 DEBUG-SUB-2 DEBUG-SUB-3 DEBUGGING " +
44 "DECIMAL-POINT DECLARATIVES DEFAULT DELETE DELIMITED " +
45 "DELIMITER DEPENDING DESCENDING DESCRIBED DESTINATION " +
46 "DETAIL DISABLE DISCONNECT DISPLAY DISPLAY-1 " +
47 "DISPLAY-2 DISPLAY-3 DISPLAY-4 DISPLAY-5 DISPLAY-6 " +
48 "DISPLAY-7 DISPLAY-8 DISPLAY-9 DIVIDE DIVISION " +
49 "DOWN DROP DUPLICATE DUPLICATES DYNAMIC " +
50 "EBCDIC EGI EJECT ELSE EMI " +
51 "EMPTY EMPTY-CHECK ENABLE END END. END-ACCEPT END-ACCEPT. " +
52 "END-ADD END-CALL END-COMPUTE END-DELETE END-DISPLAY " +
53 "END-DIVIDE END-EVALUATE END-IF END-INVOKE END-MULTIPLY " +
54 "END-OF-PAGE END-PERFORM END-READ END-RECEIVE END-RETURN " +
55 "END-REWRITE END-SEARCH END-START END-STRING END-SUBTRACT " +
56 "END-UNSTRING END-WRITE END-XML ENTER ENTRY " +
57 "ENVIRONMENT EOP EQUAL EQUALS ERASE " +
58 "ERROR ESI EVALUATE EVERY EXCEEDS " +
59 "EXCEPTION EXCLUSIVE EXIT EXTEND EXTERNAL " +
60 "EXTERNALLY-DESCRIBED-KEY FD FETCH FILE FILE-CONTROL " +
61 "FILE-STREAM FILES FILLER FINAL FIND " +
62 "FINISH FIRST FOOTING FOR FOREGROUND-COLOR " +
63 "FOREGROUND-COLOUR FORMAT FREE FROM FULL " +
64 "FUNCTION GENERATE GET GIVING GLOBAL " +
65 "GO GOBACK GREATER GROUP HEADING " +
66 "HIGH-VALUE HIGH-VALUES HIGHLIGHT I-O I-O-CONTROL " +
67 "ID IDENTIFICATION IF IN INDEX " +
68 "INDEX-1 INDEX-2 INDEX-3 INDEX-4 INDEX-5 " +
69 "INDEX-6 INDEX-7 INDEX-8 INDEX-9 INDEXED " +
70 "INDIC INDICATE INDICATOR INDICATORS INITIAL " +
71 "INITIALIZE INITIATE INPUT INPUT-OUTPUT INSPECT " +
72 "INSTALLATION INTO INVALID INVOKE IS " +
73 "JUST JUSTIFIED KANJI KEEP KEY " +
74 "LABEL LAST LD LEADING LEFT " +
75 "LEFT-JUSTIFY LENGTH LENGTH-CHECK LESS LIBRARY " +
76 "LIKE LIMIT LIMITS LINAGE LINAGE-COUNTER " +
77 "LINE LINE-COUNTER LINES LINKAGE LOCAL-STORAGE " +
78 "LOCALE LOCALLY LOCK " +
79 "MEMBER MEMORY MERGE MESSAGE METACLASS " +
80 "MODE MODIFIED MODIFY MODULES MOVE " +
81 "MULTIPLE MULTIPLY NATIONAL NATIVE NEGATIVE " +
82 "NEXT NO NO-ECHO NONE NOT " +
83 "NULL NULL-KEY-MAP NULL-MAP NULLS NUMBER " +
84 "NUMERIC NUMERIC-EDITED OBJECT OBJECT-COMPUTER OCCURS " +
85 "OF OFF OMITTED ON ONLY " +
86 "OPEN OPTIONAL OR ORDER ORGANIZATION " +
87 "OTHER OUTPUT OVERFLOW OWNER PACKED-DECIMAL " +
88 "PADDING PAGE PAGE-COUNTER PARSE PERFORM " +
89 "PF PH PIC PICTURE PLUS " +
90 "POINTER POSITION POSITIVE PREFIX PRESENT " +
91 "PRINTING PRIOR PROCEDURE PROCEDURE-POINTER PROCEDURES " +
92 "PROCEED PROCESS PROCESSING PROGRAM PROGRAM-ID " +
93 "PROMPT PROTECTED PURGE QUEUE QUOTE " +
94 "QUOTES RANDOM RD READ READY " +
95 "REALM RECEIVE RECONNECT RECORD RECORD-NAME " +
96 "RECORDS RECURSIVE REDEFINES REEL REFERENCE " +
97 "REFERENCE-MONITOR REFERENCES RELATION RELATIVE RELEASE " +
98 "REMAINDER REMOVAL RENAMES REPEATED REPLACE " +
99 "REPLACING REPORT REPORTING REPORTS REPOSITORY " +
100 "REQUIRED RERUN RESERVE RESET RETAINING " +
101 "RETRIEVAL RETURN RETURN-CODE RETURNING REVERSE-VIDEO " +
102 "REVERSED REWIND REWRITE RF RH " +
103 "RIGHT RIGHT-JUSTIFY ROLLBACK ROLLING ROUNDED " +
104 "RUN SAME SCREEN SD SEARCH " +
105 "SECTION SECURE SECURITY SEGMENT SEGMENT-LIMIT " +
106 "SELECT SEND SENTENCE SEPARATE SEQUENCE " +
107 "SEQUENTIAL SET SHARED SIGN SIZE " +
108 "SKIP1 SKIP2 SKIP3 SORT SORT-MERGE " +
109 "SORT-RETURN SOURCE SOURCE-COMPUTER SPACE-FILL " +
110 "SPECIAL-NAMES STANDARD STANDARD-1 STANDARD-2 " +
111 "START STARTING STATUS STOP STORE " +
112 "STRING SUB-QUEUE-1 SUB-QUEUE-2 SUB-QUEUE-3 SUB-SCHEMA " +
113 "SUBFILE SUBSTITUTE SUBTRACT SUM SUPPRESS " +
114 "SYMBOLIC SYNC SYNCHRONIZED SYSIN SYSOUT " +
115 "TABLE TALLYING TAPE TENANT TERMINAL " +
116 "TERMINATE TEST TEXT THAN THEN " +
117 "THROUGH THRU TIME TIMES TITLE " +
118 "TO TOP TRAILING TRAILING-SIGN TRANSACTION " +
119 "TYPE TYPEDEF UNDERLINE UNEQUAL UNIT " +
120 "UNSTRING UNTIL UP UPDATE UPON " +
121 "USAGE USAGE-MODE USE USING VALID " +
122 "VALIDATE VALUE VALUES VARYING VLR " +
123 "WAIT WHEN WHEN-COMPILED WITH WITHIN " +
124 "WORDS WORKING-STORAGE WRITE XML XML-CODE " +
125 "XML-EVENT XML-NTEXT XML-TEXT ZERO ZERO-FILL " );
127 var builtins = makeKeywords("- * ** / + < <= = > >= ");
130 digit_or_colon: /[\d:]/,
134 keyword_char: /[^\s\(\[\;\)\]]/,
137 function isNumber(ch, stream){
139 if ( ch === '0' && stream.eat(/x/i) ) {
140 stream.eatWhile(tests.hex);
144 if ( ( ch == '+' || ch == '-' ) && ( tests.digit.test(stream.peek()) ) ) {
145 stream.eat(tests.sign);
148 if ( tests.digit.test(ch) ) {
150 stream.eatWhile(tests.digit);
151 if ( '.' == stream.peek()) {
153 stream.eatWhile(tests.digit);
155 if ( stream.eat(tests.exponent) ) {
156 stream.eat(tests.sign);
157 stream.eatWhile(tests.digit);
164 startState: function () {
171 token: function (stream, state) {
172 if (state.indentStack == null && stream.sol()) {
173 // update indentation, but only if indentStack is empty
174 state.indentation = 6 ; //stream.indentation();
177 if (stream.eatSpace()) {
180 var returnType = null;
182 case "string": // multi-line string parsing mode
184 while ((next = stream.next()) != null) {
185 if (next == "\"" || next == "\'") {
190 returnType = STRING; // continue on in string mode
192 default: // default parsing mode
193 var ch = stream.next();
194 var col = stream.column();
195 if (col >= 0 && col <= 5) {
196 returnType = COBOLLINENUM;
197 } else if (col >= 72 && col <= 79) {
200 } else if (ch == "*" && col == 6) { // comment
201 stream.skipToEnd(); // rest of the line is a comment
202 returnType = COMMENT;
203 } else if (ch == "\"" || ch == "\'") {
204 state.mode = "string";
206 } else if (ch == "'" && !( tests.digit_or_colon.test(stream.peek()) )) {
208 } else if (ch == ".") {
210 } else if (isNumber(ch,stream)){
213 if (stream.current().match(tests.symbol)) {
215 if (stream.eat(tests.symbol) === undefined) {
222 if (keywords && keywords.propertyIsEnumerable(stream.current().toUpperCase())) {
223 returnType = KEYWORD;
224 } else if (builtins && builtins.propertyIsEnumerable(stream.current().toUpperCase())) {
225 returnType = BUILTIN;
226 } else if (atoms && atoms.propertyIsEnumerable(stream.current().toUpperCase())) {
228 } else returnType = null;
233 indent: function (state) {
234 if (state.indentStack == null) return state.indentation;
235 return state.indentStack.indent;
240 CodeMirror.defineMIME("text/x-cobol", "cobol");