/// A test method; returns val_.
 Diluculum::LuaValueList aMethod (const Diluculum::LuaValueList& params)
 {
    Diluculum::LuaValueList ret;
    ret.push_back (val_);
    return ret;
 }
Beispiel #2
0
LoadResult SyntaxReader::load ( const string& langDefPath, const string& pluginReadFilePath, OutputType outputType, bool clear )
{

    currentPath=langDefPath;
    disableHighlighting=false;
    
    if (!Platform::fileExists(langDefPath)){
      return LOAD_FAILED;
    }

    try {

	if (luaState) delete luaState;
	luaState=new Diluculum::LuaState();

	Diluculum::LuaState& ls=*luaState;
	initLuaState(ls, langDefPath, pluginReadFilePath, outputType);

	lua_register (ls.getState(),"AddKeyword",luaAddKeyword);
	
	SyntaxReader **s = (SyntaxReader **)lua_newuserdata(ls.getState(), sizeof(SyntaxReader *));
	*s=this;
	lua_setglobal(ls.getState(), GLOBAL_INSTANCE_NAME);

        // ececute script and read values
        ls.doFile (langDefPath);

        langDesc = ls["Description"].value().asString();

	if (pluginChunks.size()){
	  Diluculum::LuaValueList params;
	  params.push_back(langDesc);
	  for (unsigned int i=0;i<pluginChunks.size();i++){
	    ls.call(*pluginChunks[i], params, "syntax user function");
	  }
	}

	Diluculum::LuaValueMap globals = ls.globals();

        ignoreCase=readFlag(ls["IgnoreCase"]);
        reformatCode=readFlag(ls["EnableIndentation"]);
        disableHighlighting=readFlag(ls["DisableHighlighting"]);

        int idx=1;
        int keywordIdx=0;
        int kwId=0;
        char kwName[5]={0};
        while (ls["Keywords"][idx].value() !=Diluculum::Nil) {
            keywordIdx=ls["Keywords"][idx]["Id"].value().asNumber();
            snprintf(kwName, sizeof(kwName), "kw%c", ('a'+keywordIdx-1)); // TODO kwa -> kw1...
            kwId= generateNewKWClass ( kwName );

            if (ls["Keywords"][idx]["List"].value()!=Diluculum::Nil) {
                int listIdx=1;
                Diluculum::LuaVariable luaList=ls["Keywords"][idx]["List"];
                while (luaList[listIdx].value()!=Diluculum::Nil) {
                    keywords.insert ( make_pair ( luaList[listIdx].value().asString(), kwId ) );
                    ++listIdx;
                }
            } else if (ls["Keywords"][idx]["Regex"].value()!=Diluculum::Nil) {
                string reString=StringTools::trim(ls["Keywords"][idx]["Regex"].value().asString());
                int captGroup=-1;
                if (ls["Keywords"][idx]["Group"].value()!=Diluculum::Nil) {
                    captGroup=ls["Keywords"][idx]["Group"].value().asNumber();
                }
                regex.push_back ( new RegexElement ( KEYWORD, KEYWORD_END, reString, kwId, captGroup ) );
            }
            idx++;
        }

        if (globals.count("Comments")) {

            int listIdx=1;
            int openDelimId=0;
            int closeDelimId=0;
            while (ls["Comments"][listIdx].value()!=Diluculum::Nil) {
                if (ls["Comments"][listIdx]["Block"].value().asBoolean()) {

                    if (ls["Comments"][listIdx]["Nested"].value()!=Diluculum::Nil)
                        allowNestedComments = ls["Comments"][listIdx]["Nested"].value().asBoolean();

                    string openDelim=StringTools::trim(ls["Comments"][listIdx]["Delimiter"][1].value().asString());
		    RegexElement* elem=new RegexElement ( ML_COMMENT,ML_COMMENT_END, openDelim, 0, -1 );
		    openDelimId=elem->instanceId;
		    regex.push_back ( elem );
                    
                    string closeDelim=StringTools::trim(ls["Comments"][listIdx]["Delimiter"][2].value().asString());
                    
		    elem= new RegexElement ( ML_COMMENT_END,ML_COMMENT_END, closeDelim, 0, -1 );
		    closeDelimId=elem->instanceId;
		    regex.push_back ( elem);
                    
                    delimiterDistinct[openDelimId]=openDelim!=closeDelim;
                    delimiterDistinct[closeDelimId]=openDelim!=closeDelim;
                    delimIds2[closeDelimId]=openDelimId;

                } else {
                    regex.push_back ( new RegexElement ( SL_COMMENT, SL_COMMENT_END, StringTools::trim(ls["Comments"][listIdx]["Delimiter"][1].value().asString()), 0, -1 ) );
                }
                ++listIdx;
            }

        }

        //move behind comment section because of fortran comments (^cC.*$)
        string re_digit = StringTools::trim(ls["Digits"].value().asString());
        string re_identifier= StringTools::trim(ls["Identifiers"].value().asString());

        // insert identifier and number regex after keyword regexes
        regex.push_back ( new RegexElement ( IDENTIFIER_BEGIN, IDENTIFIER_END,
                                             re_identifier  ) );
        regex.push_back ( new RegexElement ( NUMBER, NUMBER_END,
                                              re_digit  ) );

        if (globals.count("Strings")) {

            if (ls["Strings"]["RawPrefix"].value()!=Diluculum::Nil) {
                rawStringPrefix=ls["Strings"]["RawPrefix"].value().asString().at(0);
            }

            if (ls["Strings"]["Delimiter"].value()!=Diluculum::Nil) {
                
		RegexElement* elem=new RegexElement ( STRING,STRING_END, StringTools::trim( ls["Strings"]["Delimiter"].value().asString()), 0, -1 );
		delimiterDistinct[elem->instanceId]=true;
		regex.push_back (elem );
            }
            if (ls["Strings"]["Interpolation"].value()!=Diluculum::Nil) {
		RegexElement* elem=new RegexElement ( STRING_INTERPOLATION, STRING_INTERPOLATION_END, StringTools::trim( ls["Strings"]["Interpolation"].value().asString()), 0, -1 );
		regex.push_back (elem );
            }

            if (ls["Strings"]["DelimiterPairs"].value()!=Diluculum::Nil) {

                int listIdx=1;
                int openDelimId=0;
                int closeDelimId=0;
                while (ls["Strings"]["DelimiterPairs"][listIdx].value()!=Diluculum::Nil) {

                    string openDelim=StringTools::trim(ls["Strings"]["DelimiterPairs"][listIdx]["Open"].value().asString());
                    
		    RegexElement* elem =new RegexElement(STRING, STRING_END, openDelim, 0, -1);
		    openDelimId=elem->instanceId;
		    regex.push_back( elem );
                    
                    string closeDelim=StringTools::trim(ls["Strings"]["DelimiterPairs"][listIdx]["Close"].value().asString());

		    elem = new RegexElement(STRING_END, STRING_END, closeDelim, 0, -1);
		    closeDelimId=elem->instanceId;
		    regex.push_back( elem );

                    delimIds2[closeDelimId]=openDelimId;

		    if (ls["Strings"]["DelimiterPairs"][listIdx]["Raw"].value()!=Diluculum::Nil){
		      rawStringOpenDelims[openDelimId]=ls["Strings"]["DelimiterPairs"][listIdx]["Raw"].value().asBoolean();
		    }

                    ++listIdx;
                }
            }

            string  escRegex=(ls["Strings"]["Escape"].value()==Diluculum::Nil)?REGEX_ESCSEQ:ls["Strings"]["Escape"].value().asString();
            
            regex.push_back ( new RegexElement ( ESC_CHAR,ESC_CHAR_END, StringTools::trim(escRegex), 0, -1 ) );
            
        }

        if (globals.count("PreProcessor")) {
            
            regex.push_back ( new RegexElement ( DIRECTIVE,DIRECTIVE_END, StringTools::trim(ls["PreProcessor"]["Prefix"].value().asString()), 0, -1 ) );
            
            if (ls["PreProcessor"]["Continuation"].value()!=Diluculum::Nil) {
                continuationChar=ls["PreProcessor"]["Continuation"].value().asString().at(0);
            }
        }

        if (globals.count("Operators")) {
            regex.push_back ( new RegexElement ( SYMBOL,SYMBOL_END, StringTools::trim( ls["Operators"].value().asString()), 0, -1 ) );
        }

        if (globals.count("NestedSections")) {

            int listIdx=1;
            while (ls["NestedSections"][listIdx].value()!=Diluculum::Nil) {

                string lang= ls["NestedSections"][listIdx]["Lang"].value().asString();
                string openDelim=StringTools::trim(ls["NestedSections"][listIdx]["Delimiter"][1].value().asString());
                regex.insert(regex.begin(), 1, new RegexElement(EMBEDDED_CODE_BEGIN, EMBEDDED_CODE_BEGIN, openDelim, 0, -1, lang));
   
                string closeDelim=StringTools::trim(ls["NestedSections"][listIdx]["Delimiter"][2].value().asString());
                exitDelimiters[getNewPath(lang)] = closeDelim;

                ++listIdx;
            }

        }
        
        if (globals.count("HeaderInjection")) {
            headerInjection+= ls["HeaderInjection"].value().asString();
        }
        
        if (globals.count("FooterInjection")) {
            footerInjection+= ls["FooterInjection"].value().asString();
        }

        // load hook functions
        if (globals.count("OnStateChange")) {
            validateStateChangeFct=new Diluculum::LuaFunction(ls["OnStateChange"].value().asFunction());
        }
        if (globals.count("Decorate")) {
            decorateFct=new Diluculum::LuaFunction(ls["Decorate"].value().asFunction());
        }

    } catch (Diluculum::LuaError err) {
        luaErrorMsg = string(err.what());
        return LOAD_FAILED_LUA;
    }
    return LOAD_OK;
}