Everything is prepared for code generation for query like MATCH (n:Label {properties}) RETURN n

.gitignore

@@ -5,6 +5,7 @@
 *.swo
 *.out
 *.so
+*.o
 *.dSYM/
 memgraph
 *~

include/logging/streams/format.hpp

@@ -10,8 +10,8 @@ namespace logging
 {
     namespace format
     {
-        std::string out = "{} {:<5} [{}] {}\n";
-        std::string err = out;
+        static const std::string out = "{} {:<5} [{}] {}\n";
+        static const std::string err = out;
 
         // TODO: configurable formats
     }

include/query_engine/code_generator/cypher_state.hpp

@@ -46,13 +46,19 @@ enum class EntitySource : uint8_t
     MainStorage 
 };
 
+// TODO: reduce copying
 class CypherStateData
 {
+public:
+    using tags_type = std::vector<std::string>;
+    using properties_type = std::map<std::string, int64_t>;
+
 private:
     std::map<std::string, EntityStatus> entity_status;
     std::map<std::string, EntityType> entity_type;
     std::map<std::string, EntitySource> entity_source;
-    std::map<std::string, std::vector<std::string>> entity_tags;
+    std::map<std::string, tags_type> entity_tags;
+    std::map<std::string, properties_type> entity_properties;
 
 public:
     bool exist(const std::string &name) const
@@ -83,13 +89,6 @@ public:
         return entity_source.at(name);
     }
 
-    auto tags(const std::string& name) const
-    {
-        if (entity_tags.find(name) == entity_tags.end())
-            throw CppGeneratorException("No tags for specified entity");
-        return entity_tags.at(name);
-    }
-
         const std::map<std::string, EntityType> &all_typed_enteties()
     {
         return entity_type;
@@ -124,7 +123,15 @@ public:
         entity_source[name] = source;
     }
     
-    void tags(const std::string& name, std::vector<std::string> tags)
+    // entity tags
+    auto tags(const std::string& name) const
+    {
+        if (entity_tags.find(name) == entity_tags.end())
+            throw CppGeneratorException("No tags for specified entity");
+        return entity_tags.at(name);
+    }
+
+    void tags(const std::string& name, tags_type tags)
     {
         entity_tags[name] = tags;
     }
@@ -137,4 +144,40 @@ public:
         }
         entity_tags[name].emplace_back(new_tag);
     }
+
+    // entity properties
+    auto properties(const std::string& name) const
+    {
+        if (entity_properties.find(name) == entity_properties.end())
+            throw CppGeneratorException("No properties for specified entity");
+        return entity_properties.at(name);
+    }
+
+    void properties(const std::string& name, properties_type properties)
+    {
+        entity_properties[name] = properties;
+    }
+
+    void index(const std::string& entity, const std::string& property, int64_t index)
+    {
+        if (entity_properties.find(entity) != entity_properties.end())
+        {
+            entity_properties[entity] = properties_type{};
+        }
+        entity_properties[entity][property] = index;
+    }
+
+    auto index(const std::string& entity, const std::string& property_name)
+    {
+        if (entity_properties.find(entity) != entity_properties.end())
+            throw CppGeneratorException("No properties for specified entity");
+
+        auto properties = entity_properties.at(entity);
+
+        if (properties.find(property_name) != properties.end())
+            throw CppGeneratorException("No property for specified property name");
+
+        return properties[property_name];
+    }
+
 };

include/query_engine/code_generator/handlers/return.hpp

@@ -48,6 +48,8 @@ auto return_query_action =
                     code += code_line(code::find_and_write_vertices_by_label,
                                       entity, label);
                 }
+
+                // TODO: 16/10/2016 create match code if properties exist
             }
 
             if (cypher_data.source(entity) == EntitySource::TypeIndex)

include/query_engine/traverser/cpp_traverser.hpp

@@ -409,9 +409,14 @@ public:
         auto prop = property_state.property_name;
         auto index = property_state.property_index;
 
-        auto &data = generator.action_data();
-        data.parameter_index.emplace(ParameterIndexKey(entity, prop), index);
-        data.add_entitiy_property(entity, prop);
+        // update action data
+        auto &action_data = generator.action_data();
+        action_data.parameter_index.emplace(ParameterIndexKey(entity, prop), index);
+        action_data.add_entitiy_property(entity, prop);
+
+        // update cypher data
+        auto &cypher_data = generator.cypher_data();
+        cypher_data.index(entity, prop, index);
 
         clear_state();
     }

tests/try/glibcpp_problem/Makefile

@@ -0,0 +1,48 @@
+# compiler
+CXX=clang++
+
+# compile flags
+CFLAGS=-std=c++1y -pthread -g2 # -D_GLIBCXX_DEBUG
+
+# includes and libraries
+INCLUDE_PATHS=-I../../../include -I../../../libs/fmt -I../../../src
+LIB_PATHS=-L../../../libs/fmt/fmt
+LDFLAGS=-lfmt
+
+# source and executable
+LOG_SRC_PATH=../../..
+SOURCES=main.cpp async_log.o sync_log.o stderr.o stdout.o default.o levels.o log.o
+EXECUTABLE=a.out
+
+# release target
+all: $(EXECUTABLE)
+
+$(EXECUTABLE): $(SOURCES)
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) $(SOURCES) -o $(EXECUTABLE) $(LIB_PATHS) $(LDFLAGS)
+
+# TODO: auto
+async_log.o: ../../../src/logging/logs/async_log.cpp
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) -c ../../../src/logging/logs/async_log.cpp
+
+sync_log.o: ../../../src/logging/logs/sync_log.cpp
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) -c ../../../src/logging/logs/sync_log.cpp
+
+stderr.o: ../../../src/logging/streams/stderr.cpp
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) -c ../../../src/logging/streams/stderr.cpp
+
+stdout.o: ../../../src/logging/streams/stdout.cpp
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) -c ../../../src/logging/streams/stdout.cpp
+
+default.o: ../../../src/logging/default.cpp
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) -c ../../../src/logging/default.cpp
+
+levels.o: ../../../src/logging/levels.cpp
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) -c ../../../src/logging/levels.cpp
+
+log.o: ../../../src/logging/log.cpp
+	$(CXX) $(CFLAGS) $(INCLUDE_PATHS) -c ../../../src/logging/log.cpp
+
+.PHONY:
+clean:
+	rm -f a.out
+	rm -f *.o

tests/try/glibcpp_problem/main.cpp

@@ -0,0 +1,20 @@
+#include <iostream>
+
+#include "logging/default.hpp"
+#include "logging/streams/stdout.hpp"
+
+int main(void)
+{
+    // init logging
+    logging::init_sync();
+    logging::log->pipe(std::make_unique<Stdout>());
+
+    // get Main logger
+    Logger logger;
+    logger = logging::log->logger("Main");
+    logger.info("{}", logging::log->type());
+
+    std::string* test = new std::string("test_value");
+
+    return 0;
+}