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https://github.com/abapGit/abapGit.git
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288 lines
14 KiB
ABAP
288 lines
14 KiB
ABAP
CLASS zcl_abapgit_syntax_abap DEFINITION
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PUBLIC
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INHERITING FROM zcl_abapgit_syntax_highlighter
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CREATE PUBLIC .
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PUBLIC SECTION.
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CLASS-METHODS class_constructor.
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METHODS constructor.
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CONSTANTS:
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BEGIN OF c_css,
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keyword TYPE string VALUE 'keyword', "#EC NOTEXT
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text TYPE string VALUE 'text', "#EC NOTEXT
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comment TYPE string VALUE 'comment', "#EC NOTEXT
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END OF c_css,
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BEGIN OF c_token,
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keyword TYPE c VALUE 'K', "#EC NOTEXT
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text TYPE c VALUE 'T', "#EC NOTEXT
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comment TYPE c VALUE 'C', "#EC NOTEXT
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END OF c_token,
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BEGIN OF c_regex,
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comment TYPE string VALUE '##|"|^\*',
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text TYPE string VALUE '`|''|\||\{|\}',
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keyword TYPE string VALUE '&&|\b[-_a-z0-9]+\b',
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END OF c_regex.
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PROTECTED SECTION.
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CLASS-DATA gt_keywords TYPE HASHED TABLE OF string WITH UNIQUE KEY table_line.
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CLASS-METHODS init_keywords.
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CLASS-METHODS is_keyword
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IMPORTING iv_chunk TYPE string
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RETURNING VALUE(rv_yes) TYPE abap_bool.
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METHODS order_matches REDEFINITION.
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METHODS parse_line REDEFINITION.
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ENDCLASS.
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CLASS ZCL_ABAPGIT_SYNTAX_ABAP IMPLEMENTATION.
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METHOD class_constructor.
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init_keywords( ).
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ENDMETHOD. " class_constructor
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METHOD constructor.
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super->constructor( ).
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" Initialize instances of regular expression
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add_rule( iv_regex = c_regex-keyword
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iv_token = c_token-keyword
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iv_style = c_css-keyword ).
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add_rule( iv_regex = c_regex-comment
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iv_token = c_token-comment
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iv_style = c_css-comment ).
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add_rule( iv_regex = c_regex-text
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iv_token = c_token-text
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iv_style = c_css-text ).
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ENDMETHOD. " constructor
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METHOD init_keywords.
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DATA: lv_keywords TYPE string,
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lt_keywords TYPE STANDARD TABLE OF string.
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lv_keywords =
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'&&|?TO|ABAP-SOURCE|ABBREVIATED|ABS|ABSTRACT|ACCEPT|ACCEPTING|ACCESSPOLICY' &&
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'|ACCORDING|ACOS|ACTIVATION|ACTUAL|ADD|ADD-CORRESPONDING|ADJACENT|AFTER|ALIAS' &&
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'|ALIASES|ALIGN|ALL|ALLOCATE|ALPHA|ANALYSIS|ANALYZER|AND|ANY|APPEND|APPENDAGE' &&
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'|APPENDING|APPLICATION|ARCHIVE|AREA|ARITHMETIC|AS|ASCENDING|ASIN|ASPECT|ASSERT' &&
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'|ASSIGN|ASSIGNED|ASSIGNING|ASSOCIATION|ASYNCHRONOUS|AT|ATAN|ATTRIBUTES|AUTHORITY' &&
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'|AUTHORITY-CHECK|AVG|BACK|BACKGROUND|BACKUP|BACKWARD|BADI|BASE|BEFORE|BEGIN' &&
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'|BETWEEN|BIG|BINARY|BINDING|BIT|BIT-AND|BIT-NOT|BIT-OR|BIT-XOR|BLACK|BLANK' &&
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'|BLANKS|BLOB|BLOCK|BLOCKS|BLUE|BOUND|BOUNDARIES|BOUNDS|BOXED|BREAK-POINT|BT' &&
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'|BUFFER|BY|BYPASSING|BYTE|BYTE-CA|BYTE-CN|BYTE-CO|BYTE-CS|BYTE-NA|BYTE-NS' &&
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'|BYTE-ORDER|C|CA|CALL|CALLING|CASE|CAST|CASTING|CATCH|CEIL|CENTER|CENTERED' &&
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'|CHAIN|CHAIN-INPUT|CHAIN-REQUEST|CHANGE|CHANGING|CHANNELS|CHARACTER|CHARLEN' &&
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'|CHAR-TO-HEX|CHECK|CHECKBOX|CI_|CIRCULAR|CLASS|CLASS-CODING|CLASS-DATA' &&
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'|CLASS-EVENTS|CLASS-METHODS|CLASS-POOL|CLEANUP|CLEAR|CLIENT|CLOB|CLOCK|CLOSE' &&
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'|CN|CNT|CO|COALESCE|CODE|CODING|COL_BACKGROUND|COL_GROUP|COL_HEADING|COL_KEY' &&
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'|COL_NEGATIVE|COL_NORMAL|COL_POSITIVE|COL_TOTAL|COLLECT|COLOR|COLUMN|COLUMNS' &&
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'|COMMENT|COMMENTS|COMMIT|COMMON|COMMUNICATION|COMPARING|COMPONENT|COMPONENTS' &&
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'|COMPRESSION|COMPUTE|CONCAT|CONCATENATE|COND|CONDENSE|CONDITION|CONNECT' &&
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'|CONNECTION|CONSTANTS|CONTEXT|CONTEXTS|CONTINUE|CONTROL|CONTROLS|CONV|CONVERSION' &&
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'|CONVERT|COPIES|COPY|CORRESPONDING|COS|COSH|COUNT|COUNTRY|COVER|CP|CPI|CREATE' &&
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'|CREATING|CRITICAL|CS|CURRENCY|CURRENCY_CONVERSION|CURRENT|CURSOR|CURSOR-SELECTION' &&
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'|CUSTOMER|CUSTOMER-FUNCTION|DANGEROUS|DATA|DATABASE|DATAINFO|DATASET|DATE' &&
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'|DAYLIGHT|DBMAXLEN|DD/MM/YY|DD/MM/YYYY|DDMMYY|DEALLOCATE|DECIMAL_SHIFT|DECIMALS' &&
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'|DECLARATIONS|DEEP|DEFAULT|DEFERRED|DEFINE|DEFINING|DEFINITION|DELETE|DELETING' &&
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'|DEMAND|DEPARTMENT|DESCENDING|DESCRIBE|DESTINATION|DETAIL|DIALOG|DIRECTORY' &&
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'|DISCONNECT|DISPLAY|DISPLAY-MODE|DISTANCE|DISTINCT|DIV|DIVIDE|DIVIDE-CORRESPONDING' &&
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'|DIVISION|DO|DUMMY|DUPLICATE|DUPLICATES|DURATION|DURING|DYNAMIC|DYNPRO|E|EACH' &&
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'|EDIT|EDITOR-CALL|ELSE|ELSEIF|EMPTY|ENABLED|ENABLING|ENCODING|END|ENDAT|ENDCASE' &&
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'|ENDCATCH|ENDCHAIN|ENDCLASS|ENDDO|ENDENHANCEMENT|END-ENHANCEMENT-SECTION' &&
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'|ENDEXEC|ENDFOR|ENDFORM|ENDFUNCTION|ENDIAN|ENDIF|ENDING|ENDINTERFACE' &&
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'|END-LINES|ENDLOOP|ENDMETHOD|ENDMODULE|END-OF-DEFINITION|END-OF-FILE' &&
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'|END-OF-PAGE|END-OF-SELECTION|ENDON|ENDPROVIDE|ENDSELECT|ENDTRY|ENDWHILE' &&
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'|ENGINEERING|ENHANCEMENT|ENHANCEMENT-POINT|ENHANCEMENTS|ENHANCEMENT-SECTION' &&
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'|ENTRIES|ENTRY|ENVIRONMENT|EQ|EQUAL|EQUIV|ERRORMESSAGE|ERRORS|ESCAPE|ESCAPING' &&
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'|EVENT|EVENTS|EXACT|EXCEPT|EXCEPTION|EXCEPTIONS|EXCEPTION-TABLE|EXCLUDE|EXCLUDING' &&
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'|EXEC|EXECUTE|EXISTS|EXIT|EXIT-COMMAND|EXP|EXPAND|EXPANDING|EXPIRATION|EXPLICIT' &&
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'|EXPONENT|EXPORT|EXPORTING|EXTEND|EXTENDED|EXTENSION|EXTRACT|FAIL|FETCH|FIELD' &&
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'|FIELD-GROUPS|FIELDS|FIELD-SYMBOL|FIELD-SYMBOLS|FILE|FILTER|FILTERS|FILTER-TABLE' &&
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'|FINAL|FIND|FIRST|FIRST-LINE|FIXED-POINT|FKEQ|FKGE|FLOOR|FLUSH|FONT|FOR|FORM' &&
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'|FORMAT|FORWARD|FOUND|FRAC|FRAME|FRAMES|FREE|FRIENDS|FROM|FUNCTION|FUNCTIONALITY' &&
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'|FUNCTION-POOL|FURTHER|GAPS|GE|GENERATE|GET|GIVING|GKEQ|GKGE|GLOBAL|GRANT|GREATER' &&
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'|GREEN|GROUP|GROUPS|GT|HANDLE|HANDLER|HARMLESS|HASHED|HAVING|HDB|HEADER|HEADERS' &&
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'|HEADING|HEAD-LINES|HELP-ID|HELP-REQUEST|HIDE|HIGH|HINT|HOLD|HOTSPOT|I|ICON|ID' &&
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'|IDENTIFICATION|IDENTIFIER|IDS|IF|IGNORE|IGNORING|IMMEDIATELY|IMPLEMENTATION' &&
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'|IMPLEMENTATIONS|IMPLEMENTED|IMPLICIT|IMPORT|IMPORTING|IN|INACTIVE|INCL|INCLUDE' &&
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'|INCLUDES|INCLUDING|INCREMENT|INDEX|INDEX-LINE|INFOTYPES|INHERITING|INIT|INITIAL' &&
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'|INITIALIZATION|INNER|INOUT|INPUT|INSERT|INSTANCES|INTENSIFIED|INTERFACE' &&
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'|INTERFACE-POOL|INTERFACES|INTERNAL|INTERVALS|INTO|INVERSE|INVERTED-DATE|IS' &&
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'|ISO|ITERATOR|ITNO|JOB|JOIN|KEEP|KEEPING|KERNEL|KEY|KEYS|KEYWORDS|KIND' &&
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'|LANGUAGE|LAST|LATE|LAYOUT|LE|LEADING|LEAVE|LEFT|LEFT-JUSTIFIED|LEFTPLUS' &&
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'|LEFTSPACE|LEGACY|LENGTH|LESS|LET|LEVEL|LEVELS|LIKE|LINE|LINE-COUNT|LINEFEED' &&
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'|LINES|LINE-SELECTION|LINE-SIZE|LIST|LISTBOX|LIST-PROCESSING|LITTLE|LLANG' &&
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'|LOAD|LOAD-OF-PROGRAM|LOB|LOCAL|LOCALE|LOCATOR|LOG|LOG10|LOGFILE|LOGICAL' &&
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'|LOG-POINT|LONG|LOOP|LOW|LOWER|LPAD|LPI|LT|M|MAIL|MAIN|MAJOR-ID|MAPPING|MARGIN' &&
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'|MARK|MASK|MATCH|MATCHCODE|MAX|MAXIMUM|MEDIUM|MEMBERS|MEMORY|MESH|MESSAGE' &&
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'|MESSAGE-ID|MESSAGES|MESSAGING|METHOD|METHODS|MIN|MINIMUM|MINOR-ID|MM/DD/YY' &&
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'|MM/DD/YYYY|MMDDYY|MOD|MODE|MODIF|MODIFIER|MODIFY|MODULE|MOVE|MOVE-CORRESPONDING' &&
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'|MULTIPLY|MULTIPLY-CORRESPONDING|NA|NAME|NAMETAB|NATIVE|NB|NE|NESTED|NESTING' &&
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'|NEW|NEW-LINE|NEW-PAGE|NEW-SECTION|NEXT|NO|NODE|NODES|NO-DISPLAY' &&
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'|NO-EXTENSION|NO-GAP|NO-GAPS|NO-GROUPING|NO-HEADING|NON-UNICODE|NON-UNIQUE' &&
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'|NO-SCROLLING|NO-SIGN|NOT|NO-TITLE|NO-TOPOFPAGE|NO-ZERO|NP|NS|NULL|NUMBER' &&
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'|NUMOFCHAR|O|OBJECT|OBJECTS|OBLIGATORY|OCCURRENCE|OCCURRENCES|OCCURS|OF|OFF' &&
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'|OFFSET|OLE|ON|ONLY|OPEN|OPTION|OPTIONAL|OPTIONS|OR|ORDER|OTHER|OTHERS|OUT' &&
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'|OUTER|OUTPUT|OUTPUT-LENGTH|OVERFLOW|OVERLAY|PACK|PACKAGE|PAD|PADDING|PAGE' &&
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'|PAGES|PARAMETER|PARAMETERS|PARAMETER-TABLE|PART|PARTIALLY|PATTERN|PERCENTAGE' &&
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'|PERFORM|PERFORMING|PERSON|PF|PF-STATUS|PINK|PLACES|POOL|POS_HIGH|POS_LOW' &&
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'|POSITION|PRAGMAS|PRECOMPILED|PREFERRED|PRESERVING|PRIMARY|PRINT|PRINT-CONTROL' &&
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'|PRIORITY|PRIVATE|PROCEDURE|PROCESS|PROGRAM|PROPERTY|PROTECTED|PROVIDE|PUBLIC' &&
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'|PUSHBUTTON|PUT|QUEUE-ONLY|QUICKINFO|RADIOBUTTON|RAISE|RAISING|RANGE|RANGES' &&
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'|RAW|READ|READER|READ-ONLY|RECEIVE|RECEIVED|RECEIVER|RECEIVING|RED|REDEFINITION' &&
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'|REDUCE|REDUCED|REF|REFERENCE|REFRESH|REGEX|REJECT|REMOTE|RENAMING|REPLACE' &&
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'|REPLACEMENT|REPLACING|REPORT|REQUEST|REQUESTED|RESERVE|RESET|RESOLUTION' &&
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'|RESPECTING|RESPONSIBLE|RESULT|RESULTS|RESUMABLE|RESUME|RETRY|RETURN|RETURNCODE' &&
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'|RETURNING|RIGHT|RIGHT-JUSTIFIED|RIGHTPLUS|RIGHTSPACE|RISK|RMC_COMMUNICATION_FAILURE' &&
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'|RMC_INVALID_STATUS|RMC_SYSTEM_FAILURE|ROLE|ROLLBACK|ROUND|ROWS|RTTI|RUN|SAP' &&
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'|SAP-SPOOL|SAVING|SCALE_PRESERVING|SCALE_PRESERVING_SCIENTIFIC|SCAN|SCIENTIFIC' &&
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'|SCIENTIFIC_WITH_LEADING_ZERO|SCREEN|SCROLL|SCROLL-BOUNDARY|SCROLLING|SEARCH' &&
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'|SECONDARY|SECONDS|SECTION|SELECT|SELECTION|SELECTIONS|SELECTION-SCREEN|SELECTION-SET' &&
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'|SELECTION-SETS|SELECTION-TABLE|SELECT-OPTIONS|SELECTOR|SEND|SEPARATE|SEPARATED|SET' &&
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'|SHARED|SHIFT|SHORT|SHORTDUMP-ID|SIGN|SIGN_AS_POSTFIX|SIMPLE|SIN|SINGLE|SINH|SIZE' &&
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'|SKIP|SKIPPING|SMART|SOME|SORT|SORTABLE|SORTED|SOURCE|SPACE|SPECIFIED|SPLIT|SPOOL' &&
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'|SPOTS|SQL|SQLSCRIPT|SQRT|STABLE|STAMP|STANDARD|STARTING|START-OF-SELECTION|STATE' &&
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'|STATEMENT|STATEMENTS|STATIC|STATICS|STATUSINFO|STEP-LOOP|STOP|STRLEN|STRUCTURE' &&
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'|STRUCTURES|STYLE|SUBKEY|SUBMATCHES|SUBMIT|SUBROUTINE|SUBSCREEN|SUBSTRING|SUBTRACT' &&
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'|SUBTRACT-CORRESPONDING|SUFFIX|SUM|SUMMARY|SUMMING|SUPPLIED|SUPPLY|SUPPRESS|SWITCH' &&
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'|SWITCHSTATES|SYMBOL|SYNCPOINTS|SYNTAX|SYNTAX-CHECK|SYNTAX-TRACE' &&
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'|SYSTEM-CALL|SYSTEM-EXCEPTIONS|SYSTEM-EXIT|TAB|TABBED|TABLE|TABLES|TABLEVIEW|TABSTRIP' &&
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'|TAN|TANH|TARGET|TASK|TASKS|TEST|TESTING|TEXT|TEXTPOOL|THEN|THROW|TIME|TIMES|TIMESTAMP' &&
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'|TIMEZONE|TITLE|TITLEBAR|TITLE-LINES|TO|TOKENIZATION|TOKENS|TOP-LINES|TOP-OF-PAGE' &&
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'|TRACE-FILE|TRACE-TABLE|TRAILING|TRANSACTION|TRANSFER|TRANSFORMATION|TRANSLATE' &&
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'|TRANSPORTING|TRMAC|TRUNC|TRUNCATE|TRUNCATION|TRY|TYPE|TYPE-POOL|TYPE-POOLS|TYPES' &&
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'|ULINE|UNASSIGN|UNDER|UNICODE|UNION|UNIQUE|UNIT|UNIT_CONVERSION|UNIX|UNPACK|UNTIL' &&
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'|UNWIND|UP|UPDATE|UPPER|USER|USER-COMMAND|USING|UTF-8|VALID|VALUE|VALUE-REQUEST|VALUES' &&
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'|VARY|VARYING|VERIFICATION-MESSAGE|VERSION|VIA|VIEW|VISIBLE|WAIT|WARNING|WHEN|WHENEVER' &&
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'|WHERE|WHILE|WIDTH|WINDOW|WINDOWS|WITH|WITH-HEADING|WITHOUT|WITH-TITLE|WORD|WORK' &&
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'|WRITE|WRITER|X|XML|XOR|XSD|XSTRLEN|YELLOW|YES|YYMMDD|Z|ZERO|ZONE'.
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SPLIT lv_keywords AT '|' INTO TABLE lt_keywords.
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gt_keywords = lt_keywords. " Hash table
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ENDMETHOD. " init_keywords
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METHOD is_keyword.
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DATA lv_str TYPE string.
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lv_str = to_upper( iv_chunk ).
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READ TABLE gt_keywords WITH KEY table_line = lv_str TRANSPORTING NO FIELDS.
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rv_yes = boolc( sy-subrc = 0 ).
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ENDMETHOD. " is_keyword.
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METHOD order_matches.
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DATA:
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lv_index TYPE sy-tabix,
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lv_line_len TYPE i,
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lv_prev_token TYPE c.
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FIELD-SYMBOLS:
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<ls_prev> TYPE ty_match,
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<ls_match> TYPE ty_match.
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SORT ct_matches BY offset.
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lv_line_len = strlen( iv_line ).
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LOOP AT ct_matches ASSIGNING <ls_match>.
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lv_index = sy-tabix.
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" Delete matches after open text match
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IF lv_prev_token = c_token-text AND <ls_match>-token <> c_token-text.
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DELETE ct_matches INDEX lv_index.
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CONTINUE.
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ENDIF.
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CASE <ls_match>-token.
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WHEN c_token-keyword.
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IF <ls_match>-offset > 0
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AND substring( val = iv_line off = ( <ls_match>-offset - 1 ) len = 1 ) CA '-<'.
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" Delete match if keyword is part of structure or field symbol
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DELETE ct_matches INDEX lv_index.
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CONTINUE.
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ENDIF.
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WHEN c_token-comment.
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<ls_match>-length = lv_line_len - <ls_match>-offset.
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DELETE ct_matches FROM lv_index + 1.
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CONTINUE.
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WHEN c_token-text.
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<ls_match>-text_tag = substring( val = iv_line
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off = <ls_match>-offset
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len = <ls_match>-length ).
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IF lv_prev_token = c_token-text.
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IF <ls_match>-text_tag = <ls_prev>-text_tag.
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<ls_prev>-length = <ls_match>-offset + <ls_match>-length - <ls_prev>-offset.
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CLEAR lv_prev_token.
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ELSEIF <ls_prev>-text_tag = '}' AND <ls_match>-text_tag = '{'.
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<ls_prev>-length = <ls_match>-offset - <ls_prev>-offset - 1. " Shift } out of scope
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<ls_prev>-offset = <ls_prev>-offset + 1. " Shift { out of scope
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CLEAR lv_prev_token.
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ELSEIF <ls_match>-text_tag = '{'.
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<ls_prev>-length = <ls_match>-offset - <ls_prev>-offset.
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CLEAR lv_prev_token.
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ELSEIF <ls_prev>-text_tag = '}'.
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<ls_prev>-length = <ls_match>-offset - <ls_prev>-offset.
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<ls_prev>-offset = <ls_prev>-offset + 1. " Shift } out of scope
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CLEAR lv_prev_token.
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ENDIF.
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DELETE ct_matches INDEX lv_index.
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CONTINUE.
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ENDIF.
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ENDCASE.
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lv_prev_token = <ls_match>-token.
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ASSIGN <ls_match> TO <ls_prev>.
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ENDLOOP.
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ENDMETHOD. " order_matches.
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METHOD parse_line. "REDEFINITION
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DATA lv_index TYPE i.
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FIELD-SYMBOLS <ls_match> LIKE LINE OF et_matches.
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super->parse_line( EXPORTING iv_line = iv_line
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IMPORTING et_matches = et_matches ).
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" Remove non-keywords
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LOOP AT et_matches ASSIGNING <ls_match> WHERE token = c_token-keyword.
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lv_index = sy-tabix.
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IF abap_false = is_keyword( substring( val = iv_line
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off = <ls_match>-offset
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len = <ls_match>-length ) ).
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DELETE et_matches INDEX lv_index.
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ENDIF.
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ENDLOOP.
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ENDMETHOD.
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ENDCLASS.
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