Function addCallMacro

include/daScript/ast/ast.h:1214–1220

            };
        }
        __forceinline bool addCallMacro ( const string & fnName, ExprCallFactory && factory ) {
            if ( callThis.find(fnName)!=callThis.end() ) {
                return false;
            }
            callThis[fnName] = das::move(factory);
            return true;
        }
    public:
        smart_ptr<Context>                          macroContext;
        safebox<TypeDecl, TypeDeclPtr>                           aliasTypes;