module.exports = function(hljs) {
  var VARIABLE = {
    className: 'variable', begin: '\\b[gtps][A-Z]+[A-Za-z0-9_\\-]*\\b|\\$_[A-Z]+',
    relevance: 0
  };
  var COMMENT = {
    className: 'comment', end: '$',
    variants: [
      hljs.C_BLOCK_COMMENT_MODE,
      hljs.HASH_COMMENT_MODE,
      {
        begin: '--',
      },
      {
        begin: '[^:]//',
      }
    ]
  };
  var TITLE1 = hljs.inherit(hljs.TITLE_MODE, {
    variants: [
      {begin: '\\b_*rig[A-Z]+[A-Za-z0-9_\\-]*'},
      {begin: '\\b_[a-z0-9\\-]+'}
    ]
  });
  var TITLE2 = hljs.inherit(hljs.TITLE_MODE, {begin: '\\b([A-Za-z0-9_\\-]+)\\b'});
  return {
    case_insensitive: false,
    keywords: {
      keyword:
        'after byte bytes english the until http forever descending using line real8 with seventh ' +
        'for stdout finally element word fourth before black ninth sixth characters chars stderr ' +
        'uInt1 uInt1s uInt2 uInt2s stdin string lines relative rel any fifth items from middle mid ' +
        'at else of catch then third it file milliseconds seconds second secs sec int1 int1s int4 ' +
        'int4s internet int2 int2s normal text item last long detailed effective uInt4 uInt4s repeat ' +
        'end repeat URL in try into switch to words https token binfile each tenth as ticks tick ' +
        'system real4 by dateItems without char character ascending eighth whole dateTime numeric short ' +
        'first ftp integer abbreviated abbr abbrev private case while if',
      constant:
        'SIX TEN FORMFEED NINE ZERO NONE SPACE FOUR FALSE COLON CRLF PI COMMA ENDOFFILE EOF EIGHT FIVE ' +
        'QUOTE EMPTY ONE TRUE RETURN CR LINEFEED RIGHT BACKSLASH NULL SEVEN TAB THREE TWO ' +
        'six ten formfeed nine zero none space four false colon crlf pi comma endoffile eof eight five ' +
        'quote empty one true return cr linefeed right backslash null seven tab three two ' +
        'RIVERSION RISTATE FILE_READ_MODE FILE_WRITE_MODE FILE_WRITE_MODE DIR_WRITE_MODE FILE_READ_UMASK ' +
        'FILE_WRITE_UMASK DIR_READ_UMASK DIR_WRITE_UMASK',
      operator:
        'div mod wrap and or bitAnd bitNot bitOr bitXor among not in a an within ' +
        'contains ends with begins the keys of keys',
      built_in:
        'put abs acos aliasReference annuity arrayDecode arrayEncode asin atan atan2 average avg base64Decode ' +
        'base64Encode baseConvert binaryDecode binaryEncode byteToNum cachedURL cachedURLs charToNum ' +
        'cipherNames commandNames compound compress constantNames cos date dateFormat decompress directories ' +
        'diskSpace DNSServers exp exp1 exp2 exp10 extents files flushEvents folders format functionNames global ' +
        'globals hasMemory hostAddress hostAddressToName hostName hostNameToAddress isNumber ISOToMac itemOffset ' +
        'keys len length libURLErrorData libUrlFormData libURLftpCommand libURLLastHTTPHeaders libURLLastRHHeaders ' +
        'libUrlMultipartFormAddPart libUrlMultipartFormData libURLVersion lineOffset ln ln1 localNames log log2 log10 ' +
        'longFilePath lower macToISO matchChunk matchText matrixMultiply max md5Digest median merge millisec ' +
        'millisecs millisecond milliseconds min monthNames num number numToByte numToChar offset open openfiles ' +
        'openProcesses openProcessIDs openSockets paramCount param params peerAddress pendingMessages platform ' +
        'processID random randomBytes replaceText result revCreateXMLTree revCreateXMLTreeFromFile revCurrentRecord ' +
        'revCurrentRecordIsFirst revCurrentRecordIsLast revDatabaseColumnCount revDatabaseColumnIsNull ' +
        'revDatabaseColumnLengths revDatabaseColumnNames revDatabaseColumnNamed revDatabaseColumnNumbered ' +
        'revDatabaseColumnTypes revDatabaseConnectResult revDatabaseCursors revDatabaseID revDatabaseTableNames ' +
        'revDatabaseType revDataFromQuery revdb_closeCursor revdb_columnbynumber revdb_columncount revdb_columnisnull ' +
        'revdb_columnlengths revdb_columnnames revdb_columntypes revdb_commit revdb_connect revdb_connections ' +
        'revdb_connectionerr revdb_currentrecord revdb_cursorconnection revdb_cursorerr revdb_cursors revdb_dbtype ' +
        'revdb_disconnect revdb_execute revdb_iseof revdb_isbof revdb_movefirst revdb_movelast revdb_movenext ' +
        'revdb_moveprev revdb_query revdb_querylist revdb_recordcount revdb_rollback revdb_tablenames ' +
        'revGetDatabaseDriverPath revNumberOfRecords revOpenDatabase revOpenDatabases revQueryDatabase ' +
        'revQueryDatabaseBlob revQueryResult revQueryIsAtStart revQueryIsAtEnd revUnixFromMacPath ' +
        'revXMLAttribute revXMLAttributes revXMLAttributeValues revXMLChildContents revXMLChildNames ' +
        'revXMLFirstChild revXMLMatchingNode revXMLNextSibling revXMLNodeContents revXMLNumberOfChildren ' +
        'revXMLParent revXMLPreviousSibling revXMLRootNode revXMLRPC_CreateRequest revXMLRPC_Documents ' +
        'revXMLRPC_Error revXMLRPC_Execute revXMLRPC_GetHost revXMLRPC_GetMethod revXMLRPC_GetParam revXMLText ' +
        'revXMLRPC_GetParamCount revXMLRPC_GetParamNode revXMLRPC_GetParamType revXMLRPC_GetPath revXMLRPC_GetPort ' +
        'revXMLRPC_GetProtocol revXMLRPC_GetRequest revXMLRPC_GetResponse revXMLRPC_GetSocket revXMLTree ' +
        'revXMLTrees revXMLValidateDTD revZipDescribeItem revZipEnumerateItems revZipOpenArchives round ' +
        'sec secs seconds sha1Digest shell shortFilePath sin specialFolderPath sqrt standardDeviation statRound ' +
        'stdDev sum sysError systemVersion tan tempName tick ticks time to toLower toUpper transpose trunc ' +
        'uniDecode uniEncode upper URLDecode URLEncode URLStatus value variableNames version waitDepth weekdayNames wordOffset ' +
        'add breakpoint cancel clear local variable file word line folder directory URL close socket process ' +
        'combine constant convert create new alias folder directory decrypt delete variable word line folder ' +
        'directory URL dispatch divide do encrypt filter get include intersect kill libURLDownloadToFile ' +
        'libURLFollowHttpRedirects libURLftpUpload libURLftpUploadFile libURLresetAll libUrlSetAuthCallback ' +
        'libURLSetCustomHTTPHeaders libUrlSetExpect100 libURLSetFTPListCommand libURLSetFTPMode libURLSetFTPStopTime ' +
        'libURLSetStatusCallback load multiply socket process post seek rel relative read from process rename ' +
        'replace require resetAll revAddXMLNode revAppendXML revCloseCursor revCloseDatabase revCommitDatabase ' +
        'revCopyFile revCopyFolder revCopyXMLNode revDeleteFolder revDeleteXMLNode revDeleteAllXMLTrees ' +
        'revDeleteXMLTree revExecuteSQL revGoURL revInsertXMLNode revMoveFolder revMoveToFirstRecord revMoveToLastRecord ' +
        'revMoveToNextRecord revMoveToPreviousRecord revMoveToRecord revMoveXMLNode revPutIntoXMLNode revRollBackDatabase ' +
        'revSetDatabaseDriverPath revSetXMLAttribute revXMLRPC_AddParam revXMLRPC_DeleteAllDocuments revXMLAddDTD ' +
        'revXMLRPC_Free revXMLRPC_FreeAll revXMLRPC_DeleteDocument revXMLRPC_DeleteParam revXMLRPC_SetHost ' +
        'revXMLRPC_SetMethod revXMLRPC_SetPort revXMLRPC_SetProtocol revXMLRPC_SetSocket revZipAddItemWithData ' +
        'revZipAddItemWithFile revZipAddUncompressedItemWithData revZipAddUncompressedItemWithFile revZipCancel ' +
        'revZipCloseArchive revZipDeleteItem revZipExtractItemToFile revZipExtractItemToVariable revZipSetProgressCallback ' +
        'revZipRenameItem revZipReplaceItemWithData revZipReplaceItemWithFile revZipOpenArchive send set sort split ' +
        'subtract union unload wait write'
    },
    contains: [
      VARIABLE,
      {
        className: 'keyword',
        begin: '\\bend\\sif\\b'
      },
      {
        className: 'function',
        beginKeywords: 'function', end: '$',
        contains: [
          VARIABLE,
          TITLE2,
          hljs.APOS_STRING_MODE,
          hljs.QUOTE_STRING_MODE,
          hljs.BINARY_NUMBER_MODE,
          hljs.C_NUMBER_MODE,
          TITLE1
        ]
      },
      {
        className: 'function',
        beginKeywords: 'end', end: '$',
        contains: [
          TITLE2,
          TITLE1
        ]
      },
      {
        className: 'command',
        beginKeywords: 'command on', end: '$',
        contains: [
          VARIABLE,
          TITLE2,
          hljs.APOS_STRING_MODE,
          hljs.QUOTE_STRING_MODE,
          hljs.BINARY_NUMBER_MODE,
          hljs.C_NUMBER_MODE,
          TITLE1
        ]
      },
      {
        className: 'command',
        beginKeywords: 'end', end: '$',
        contains: [
          TITLE2,
          TITLE1
        ]
      },
      {
        className: 'preprocessor',
        begin: '<\\?rev|<\\?lc|<\\?livecode',
        relevance: 10
      },
      {
        className: 'preprocessor',
        begin: '<\\?'
      },
      {
        className: 'preprocessor',
        begin: '\\?>'
      },
      COMMENT,
      hljs.APOS_STRING_MODE,
      hljs.QUOTE_STRING_MODE,
      hljs.BINARY_NUMBER_MODE,
      hljs.C_NUMBER_MODE,
      TITLE1
    ],
    illegal: ';$|^\\[|^='
  };
};