Refactored state

.vscode/configurationCache.log

@@ -0,0 +1 @@
+{"buildTargets":[],"launchTargets":[],"customConfigurationProvider":{"workspaceBrowse":{"browsePath":[],"compilerArgs":[]},"fileIndex":[]}}

.vscode/dryrun.log

@@ -0,0 +1,6 @@
+make --dry-run --always-make --keep-going --print-directory
+make: Entering directory '/home/bbr/SchemeEditor'
+make: Leaving directory '/home/bbr/SchemeEditor'
+ 
+make: *** No targets specified and no makefile found.  Stop.
+

.vscode/targets.log

@@ -0,0 +1,288 @@
+make all --print-data-base --no-builtin-variables --no-builtin-rules --question
+make: *** No rule to make target 'all'.  Stop.
+
+# GNU Make 4.3
+# Built for x86_64-pc-linux-gnu
+# Copyright (C) 1988-2020 Free Software Foundation, Inc.
+# License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
+# This is free software: you are free to change and redistribute it.
+# There is NO WARRANTY, to the extent permitted by law.
+
+# Make data base, printed on Sun Apr 24 22:18:48 2022
+
+# Variables
+
+# environment
+GDK_BACKEND = x11
+# environment
+LC_ALL = C
+# environment
+NO_AT_BRIDGE = 1
+# environment
+VSCODE_IPC_HOOK_EXTHOST = /run/user/1000/vscode-ipc-378bef37-635c-4f71-808d-af9f8b80a929.sock
+# environment
+LC_NAME = hr_HR.UTF-8
+# environment
+LC_NUMERIC = hr_HR.UTF-8
+# environment
+VSCODE_CWD = /home/bbr
+# environment
+LC_ADDRESS = hr_HR.UTF-8
+# default
+MAKE_COMMAND := make
+# environment
+GTK3_MODULES = xapp-gtk3-module
+# automatic
+@D = $(patsubst %/,%,$(dir $@))
+# environment
+VSCODE_HANDLES_UNCAUGHT_ERRORS = true
+# default
+.VARIABLES := 
+# environment
+PWD = /home/bbr/SchemeEditor
+# automatic
+%D = $(patsubst %/,%,$(dir $%))
+# environment
+MAIL = /var/spool/mail/bbr
+# environment
+XDG_DATA_DIRS = /usr/local/share:/usr/share:/var/lib/snapd/desktop
+# automatic
+^D = $(patsubst %/,%,$(dir $^))
+# environment
+VSCODE_LOG_STACK = false
+# automatic
+%F = $(notdir $%)
+# environment
+VSCODE_CODE_CACHE_PATH = /home/bbr/.config/Code - OSS/CachedData/e18005f0f1b33c29e81d732535d8c0e47cafb0b5
+# environment
+XDG_SESSION_PATH = /org/freedesktop/DisplayManager/Session0
+# environment
+LANG = C
+# environment
+XAUTHORITY = /home/bbr/.Xauthority
+# default
+.LOADED := 
+# default
+.INCLUDE_DIRS = /usr/include /usr/local/include /usr/include
+# makefile
+MAKEFLAGS = pqrR
+# makefile
+CURDIR := /home/bbr/SchemeEditor
+# environment
+VSCODE_PIPE_LOGGING = true
+# environment
+APPLICATION_INSIGHTS_NO_DIAGNOSTIC_CHANNEL = true
+# automatic
+*D = $(patsubst %/,%,$(dir $*))
+# environment
+MFLAGS = -pqrR
+# environment
+SSH_AUTH_SOCK = /run/user/1000/keyring/ssh
+# default
+.SHELLFLAGS := -c
+# automatic
++D = $(patsubst %/,%,$(dir $+))
+# environment
+XDG_SESSION_DESKTOP = budgie-desktop
+# makefile
+MAKEFILE_LIST := 
+# automatic
+@F = $(notdir $@)
+# environment
+VSCODE_VERBOSE_LOGGING = true
+# environment
+VSCODE_PID = 1877190
+# environment
+XDG_SESSION_TYPE = x11
+# automatic
+?D = $(patsubst %/,%,$(dir $?))
+# environment
+SESSION_MANAGER = local/bbr:@/tmp/.ICE-unix/1465,unix/bbr:/tmp/.ICE-unix/1465
+# automatic
+*F = $(notdir $*)
+# environment
+QT_QPA_PLATFORMTHEME = qt5ct
+# environment
+CHROME_DESKTOP = code-oss.desktop
+# environment
+DBUS_SESSION_BUS_ADDRESS = unix:path=/run/user/1000/bus
+# automatic
+<D = $(patsubst %/,%,$(dir $<))
+# environment
+VSCODE_NLS_CONFIG = {"locale":"en-gb","availableLanguages":{},"_languagePackSupport":true}
+# default
+MAKE_HOST := x86_64-pc-linux-gnu
+# makefile
+SHELL = /bin/sh
+# default
+MAKECMDGOALS := all
+# environment
+DOTNET_BUNDLE_EXTRACT_BASE_DIR = /home/bbr/.cache/dotnet_bundle_extract
+# environment
+SHLVL = 0
+# environment
+MAKELEVEL := 0
+# default
+MAKE = $(MAKE_COMMAND)
+# environment
+PATH = /home/bbr/.local/bin:/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/home/bbr/.dotnet/tools:/usr/lib/jvm/default/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl:/var/lib/snapd/snap/bin
+# default
+MAKEFILES := 
+# environment
+LC_MONETARY = hr_HR.UTF-8
+# environment
+MOTD_SHOWN = pam
+# automatic
+^F = $(notdir $^)
+# environment
+LC_TIME = hr_HR.UTF-8
+# environment
+GRADLE_HOME = /usr/share/java/gradle
+# environment
+VSCODE_LOG_NATIVE = false
+# environment
+LC_TELEPHONE = hr_HR.UTF-8
+# automatic
+?F = $(notdir $?)
+# environment
+XDG_CURRENT_DESKTOP = Budgie:GNOME
+# automatic
++F = $(notdir $+)
+# environment
+XDG_SEAT_PATH = /org/freedesktop/DisplayManager/Seat0
+# environment
+DESKTOP_SESSION = budgie-desktop
+# environment
+ORIGINAL_XDG_CURRENT_DESKTOP = Budgie:GNOME
+# 'override' directive
+GNUMAKEFLAGS := 
+# environment
+LOGNAME = bbr
+# environment
+GIO_LAUNCHED_DESKTOP_FILE = /usr/share/applications/code-oss.desktop
+# makefile
+.DEFAULT_GOAL := 
+# environment
+EDITOR = /usr/bin/nano
+# environment
+DISPLAY = :0
+# environment
+GTK_MODULES = canberra-gtk-module
+# environment
+USER = bbr
+# default
+MAKE_VERSION := 4.3
+# environment
+LC_MEASUREMENT = hr_HR.UTF-8
+# environment
+GIO_LAUNCHED_DESKTOP_FILE_PID = 1877159
+# environment
+_ = /usr/bin/make
+# environment
+LC_PAPER = hr_HR.UTF-8
+# environment
+XDG_RUNTIME_DIR = /run/user/1000
+# environment
+XDG_SESSION_CLASS = user
+# environment
+VSCODE_AMD_ENTRYPOINT = vs/workbench/api/node/extensionHostProcess
+# environment
+GTK2_RC_FILES = /home/bbr/.gtkrc-2.0
+# environment
+HOME = /home/bbr
+# environment
+ELECTRON_RUN_AS_NODE = 1
+# environment
+VSCODE_IPC_HOOK = /run/user/1000/vscode-bb99a93f-1.66.0-main.sock
+# default
+.RECIPEPREFIX := 
+# automatic
+<F = $(notdir $<)
+# default
+SUFFIXES := 
+# environment
+VSCODE_CLI = 1
+# environment
+ELECTRON_NO_ATTACH_CONSOLE = 1
+# environment
+XDG_GREETER_DATA_DIR = /var/lib/lightdm-data/bbr
+# default
+.FEATURES := target-specific order-only second-expansion else-if shortest-stem undefine oneshell nocomment grouped-target extra-prereqs archives jobserver output-sync check-symlink guile load
+# environment
+XDG_MENU_PREFIX = gnome-
+# environment
+DOTNET_ROOT = /usr/share/dotnet
+# environment
+GDMSESSION = budgie-desktop
+# environment
+LC_IDENTIFICATION = hr_HR.UTF-8
+# variable set hash-table stats:
+# Load=102/1024=10%, Rehash=0, Collisions=5/129=4%
+
+# Pattern-specific Variable Values
+
+# No pattern-specific variable values.
+
+# Directories
+
+# . (device 66306, inode 9380506): 17 files, no impossibilities.
+
+# 17 files, no impossibilities in 1 directories.
+
+# Implicit Rules
+
+# No implicit rules.
+
+# Files
+
+# Not a target:
+Makefile:
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has been updated.
+#  Failed to be updated.
+
+# Not a target:
+.DEFAULT:
+#  Implicit rule search has not been done.
+#  Modification time never checked.
+#  File has not been updated.
+
+# Not a target:
+all:
+#  Command line target.
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has not been updated.
+
+# Not a target:
+makefile:
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has been updated.
+#  Failed to be updated.
+
+# Not a target:
+GNUmakefile:
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has been updated.
+#  Failed to be updated.
+
+# files hash-table stats:
+# Load=6/1024=1%, Rehash=0, Collisions=0/15=0%
+# VPATH Search Paths
+
+# No 'vpath' search paths.
+
+# No general ('VPATH' variable) search path.
+
+# strcache buffers: 1 (0) / strings = 25 / storage = 264 B / avg = 10 B
+# current buf: size = 8162 B / used = 264 B / count = 25 / avg = 10 B
+
+# strcache performance: lookups = 28 / hit rate = 10%
+# hash-table stats:
+# Load=25/8192=0%, Rehash=0, Collisions=0/28=0%
+# Finished Make data base on Sun Apr 24 22:18:48 2022
+
+ 

CMakeLists.txt

@@ -30,8 +30,7 @@ add_executable(SchemeEditor
         comdel/domain/schemacreator.cpp
         comdel/parser/comdelparser.cpp
   comdel/parser/token.cpp
-  comdel/parser/parser_util.cpp
+        comdel/parser/sourceerror.cpp
-  comdel/parser/sourceerror.cpp
   comdel/parser/parsecontext.cpp
   comdel/parser/tokenstype.cpp
   comdel/parser/astnode.cpp

comdel/display/component_display.cpp

@@ -2,6 +2,7 @@
 
 #include <QMenu>
 #include <QGraphicsSceneContextMenuEvent>
+#include <QGraphicsScene>
 #include <iostream>
 
 #include "dialogmanager.h"
@@ -34,10 +35,27 @@ ComponentWrapper *ComponentWrapper::ofBus(domain::BusInstance *instance) {
     component->redraw();
     return component;
 }
-void ComponentWrapper::redraw() {
+void ComponentWrapper::clear() {
+    for(auto item: childItems()) {
+        this->removeFromGroup(item);
+        item->scene()->removeItem(item);
+        delete item;
+    }
     if(componentInstance) {
+        componentItem->clear();
+        for(auto pinItem: pinItems) {
+            pinItem->clear();
+        }
+    }
+}
+
+void ComponentWrapper::redraw() {
+
+    if(componentInstance) {
+        addToGroup(componentItem);
         componentItem->redraw();
         for(auto pinItem: pinItems) {
+            addToGroup(pinItem);
             pinItem->redraw();
         }
         this->addToGroup(new QGraphicsSimpleTextItem(QString::fromStdString(componentInstance->name)));
@@ -60,17 +78,33 @@ ComponentItem::ComponentItem(domain::ComponentInstance *instance, QGraphicsItem
 void ComponentItem::redraw() {
     componentInstance->component.getDisplay().render(this);
 }
+void ComponentItem::clear() {
+    for(auto item: childItems()) {
+        this->removeFromGroup(item);
+        item->scene()->removeItem(item);
+        delete item;
+    }
+}
 
 void ComponentItem::contextMenuEvent(QGraphicsSceneContextMenuEvent *event) {
     QMenu menu;
-    auto componentInstance = this->componentInstance;
+    auto instance = this->componentInstance;
-    menu.addAction("Izmjeni ime", [componentInstance](){DialogManager::updateName(componentInstance);});
+    menu.addAction("Izmjeni ime", [instance, this](){
+        DialogManager::updateName(instance);
+        auto *wrapper = static_cast<ComponentWrapper*>(this->parentItem());
+        wrapper->clear();
+        wrapper->redraw();
+    });
     menu.addSeparator();
     for(auto attr: componentInstance->attributes) {
         bool enabled = attr->attribute.getPopup().has_value();
 
         auto action = menu.addAction(QString::fromStdString("Izmjeni " + attr->name),
-                       [attr](){DialogManager::updateAttribute(attr);});
+                                     [attr, this]() {
+            DialogManager::updateAttribute(attr);
+
+            this->redraw();
+        });
         action->setEnabled(enabled);
     }
     menu.exec(event->screenPos());
@@ -84,4 +118,12 @@ PinItem::PinItem(domain::Pin pin, QGraphicsItem *parent): pin(pin) {
 void PinItem::redraw() {
     pin.getDisplay().render(this);
 }
+void PinItem::clear() {
+    for(auto item: childItems()) {
+        this->removeFromGroup(item);
+        item->scene()->removeItem(item);
+        delete item;
+    }
+}
+
 } // namespace display

comdel/display/component_display.h

@@ -13,6 +13,7 @@ class ComponentItem: public QGraphicsItemGroup
 public:
     ComponentItem(domain::ComponentInstance *instance, QGraphicsItem *parent);
     void redraw();
+    void clear();
 private:
     domain::ComponentInstance *componentInstance;
 
@@ -25,6 +26,7 @@ class PinItem: public QGraphicsItemGroup
 public:
     PinItem(domain::Pin pin, QGraphicsItem *parent);
     void redraw();
+    void clear();
 private:
     domain::Pin pin;
 };
@@ -40,6 +42,23 @@ public:
         this->setHandlesChildEvents(false);
     }
     void redraw();
+    void clear();
+
+
+    QVariant itemChange( GraphicsItemChange change, const QVariant  &value ) override
+    {
+        auto response = QGraphicsItem::itemChange(change, value);
+        if (change == ItemPositionChange){
+            if(componentInstance != nullptr) {
+                componentInstance->position.first = (int)scenePos().x();
+                componentInstance->position.second = (int)scenePos().y();
+            } else if(busInstance != nullptr) {
+                busInstance->position.first = (int)scenePos().x();
+                busInstance->position.second = (int)scenePos().y();
+            }
+        }
+        return response;
+    }
 
 private:
     domain::ComponentInstance *componentInstance = nullptr;

comdel/display/name_dialog.h

@@ -1,23 +1,45 @@
-//
-// Created by bbr on 18. 04. 2022..
-//
-
 #ifndef NAME_DIALOG_H
 #define NAME_DIALOG_H
 
 #include <QDialog>
+#include <QLabel>
+#include <QVBoxLayout>
+#include <QLineEdit>
+#include <QPushButton>
+
 #include <comdel/domain/instance.h>
 
 namespace display {
 
 class NameDialog: public QDialog {
-public:
-    NameDialog(domain::ComponentInstance *instance) {
 
+    QLineEdit *edit;
+    domain::ComponentInstance *instance;
+
+public:
+
+    NameDialog(domain::ComponentInstance *instance): instance(instance) {
+        auto *layout = new QVBoxLayout(this);
+        layout->addWidget(new QLabel("Izmjeni ime", this));
+
+        edit = new QLineEdit(this);
+        edit->insert(instance->name.c_str());
+        layout->addWidget(edit);
+        this->setWindowTitle("Izmjeni ime");
+        auto *button = new QPushButton("Ažuriraj", this);
+        connect(button, &QPushButton::clicked, this, &NameDialog::onNameChange);
+        layout->addWidget(button);
+        this->setLayout(layout);
+    }
+
+public slots:
+    void onNameChange() {
+        instance->name = this->edit->text().toStdString();
+        this->close();
     }
 };
 
 }
 
 
-#endif //sNAME_DIALOG_H
+#endif //NAME_DIALOG_H

comdel/domain/addressspace.cpp

@@ -9,10 +9,10 @@ AddressSpace::AddressSpace(std::string name, long long start, long long end):
 std::string AddressSpace::getName() {
     return name;
 }
-long long AddressSpace::getStart() {
+long long AddressSpace::getStart() const {
     return start;
 }
-long long AddressSpace::getEnd() {
+long long AddressSpace::getEnd() const {
     return end;
 }
 

comdel/domain/addressspace.h

@@ -15,8 +15,8 @@ public:
     AddressSpace(std::string name, long long start, long long end);
 
     std::string getName();
-    long long getStart();
+    long long getStart() const;
-    long long getEnd();
+    long long getEnd() const;
 
     bool contains(long long int address);
     bool contains(long long int start, long long int end);

comdel/domain/bus.cpp

@@ -2,8 +2,8 @@
 
 namespace domain {
 
-Wire::Wire(std::string name, WireType type, int width, bool hidden, bool hasTermination, long long ifUnterminated)
+Wire::Wire(std::string name, WireType type, int width, bool hidden, bool hasTerminate, Value terminateWith)
-    : name(name), type(type), width(width), hidden(hidden), hasTermination(hasTermination), ifUnterminated(ifUnterminated)
+    : name(name), type(type), width(width), hidden(hidden), hasTerminate(hasTerminate), terminateWith(terminateWith)
 {}
 
 std::string Wire::getName() {
@@ -15,18 +15,17 @@ int Wire::getWidth() {
 bool Wire::isHidden() {
     return hidden;
 }
-bool Wire::getHasTermination() {
+
-    return hasTermination;
+bool Wire::hasTerminateWith() {
+    return hasTerminate;
 }
-long long Wire::getIfUnterminated() {
+Value Wire::getTerminateWith() {
-    return ifUnterminated;
+    return terminateWith;
 }
 Wire::WireType Wire::getType() {
     return type;
 }
 
-
-
 Bus::Bus(std::string name, std::string tooltip, BusType type, std::pair<int, int> count, std::vector<Wire> wires, std::optional<Display> display)
     : name(name), tooltip(tooltip), type(type), count(count), wires(wires), display(display)
 {}

comdel/domain/bus.h

@@ -2,6 +2,7 @@
 #define DOMAIN_BUS_H
 
 #include "display.h"
+#include "value.h"
 
 #include <string>
 #include <optional>
@@ -26,17 +27,17 @@ private:
     WireType type;
     int width;
     bool hidden;
-    bool hasTermination;
+    bool hasTerminate;
-    long long ifUnterminated;
+    Value terminateWith;
 
 public:
-    Wire(std::string name, WireType type, int width, bool hidden, bool hasTermination, long long ifUnterminated);
+    Wire(std::string name, WireType type, int width, bool hidden, bool hasTerminate, Value terminateWith);
 
     std::string getName();
     int getWidth();
     bool isHidden();
-    bool getHasTermination();
+    bool hasTerminateWith();
-    long long getIfUnterminated();
+    Value getTerminateWith();
     WireType getType();
 };
 

comdel/domain/connectioninstance.h

@@ -16,6 +16,8 @@ public:
     Connection connection;
     WireInstance *wire;
 
+    virtual ~ConnectionInstance() = default;
+
     std::vector<InstanceAttribute*> attributes;
 
     ConnectionInstance(ComponentInstance *instance, std::vector<InstanceAttribute*> attributes, WireInstance *wire, Connection connection);

comdel/domain/schemacreator.cpp

@@ -174,7 +174,7 @@ std::optional<Bus> SchemaCreator::loadBus(BusNode node)
         return nullopt;
     }
 
-    auto type = toType(node.type);
+    auto type = toType(node.type.value);
 
     if(!node.tooltip && type == Bus::REGULAR) {
         errors.push_back(SourceError{node.span, "missing @tooltip"});
@@ -392,7 +392,7 @@ std::optional<Component> SchemaCreator::loadComponent(ComponentNode node)
     }
     std::string source = node.source->asString();
 
-    Component::ComponentType type = toType(node.type);
+    Component::ComponentType type = toType(node.type.value);
 
     std::vector<Attribute> attributes;
     for(auto& a: node.attributes) {
@@ -457,18 +457,18 @@ std::optional<Component> SchemaCreator::loadComponent(ComponentNode node)
 std::optional<Wire> SchemaCreator::loadWire(WireNode node) {
     return Wire(
                 node.name.value,
-                toType(node.type),
+                toType(node.type.value),
                 node.size.value,
                 node.hidden,
-                node.hasTermination,
+                node.hasTerminateWith,
-                node.isUnterminated
+                toType(node.terminateWith)
     );
 }
 
 optional<Pin> SchemaCreator::loadPin(PinNode node)
 {
     std::string name = node.name.value;
-    Pin::PinType type = toType(node.type);
+    Pin::PinType type = toType(node.type.value);
 
     if(!node.tooltip) {
         errors.push_back(SourceError{node.span, "missing @tooltip"});
@@ -559,7 +559,7 @@ std::optional<Display> SchemaCreator::loadDisplay(DisplayNode node)
 PinConnection SchemaCreator::loadPinConnection(PinConnectionNode node)
 {
     std::string message = node.message.asString();
-    PinConnection::ConnectionType type = toType(node.type);
+    PinConnection::ConnectionType type = toType(node.type.value);
     return PinConnection(message, type);
 }
 
@@ -606,7 +606,7 @@ std::optional<Attribute> SchemaCreator::loadAttribute(AttributeNode node)
 
 std::optional<Popup> SchemaCreator::loadPopup(PopupNode node, std::string name, Value::ValueType type)
 {
-    auto popupType = toType(*node.type);
+    auto popupType = toType(node.type.value().value);
 
     pushAdditional(name);
 
@@ -678,7 +678,7 @@ std::optional<Rule> SchemaCreator::loadRule(RuleNode node)
     for(auto& stmt: node.statements) {
         auto condition = loadCondition(stmt.condition);
         if(condition) {
-            statements.push_back(IfStatement(*condition, Action(toType(stmt.action.type), stmt.action.message.asString())));
+            statements.push_back(IfStatement(*condition, Action(toType(stmt.action.type.value), stmt.action.message.asString())));
         } else {
             return nullopt;
         }

comdel/domain/value.cpp

@@ -137,4 +137,23 @@ Value Value::fromNull() {
     return val;
 }
 
+std::string Value::stringify() {
+    switch (type) {
+        case INT:
+            return std::to_string(intValue);
+        case BOOL:
+            return boolValue ? "true" : "false";
+        case STRING:
+            return "\"" + stringValue + "\"";
+        case NIL:
+            return "null";
+        case WIRE_REFERENCE:
+        case ADDRESS_SPACE_REFERENCE:
+        case ATTRIBUTE_REFERENCE:
+            return reference;
+        default:
+            throw std::exception();
+    }
+}
+
 } // namespace domain

comdel/domain/value.h

@@ -55,6 +55,8 @@ public:
     void setBool(bool value);
     void setReference(std::string value);
 
+    std::string stringify();
+
     static Value fromInt(long long value);
     static Value fromString(std::string value);
     static Value fromBool(bool value);

comdel/parser/astnode.cpp

@@ -1,8 +1,12 @@
 #include "astnode.h"
 
+/*************************** AST NODE ********************************/
+
 AstNode::~AstNode() = default;
 
-NumberNode::NumberNode(std::string expression) {
+/*************************** NUMBER NODE ********************************/
+
+NumberNode::NumberNode(const std::string& expression) {
     if(expression.size() > 2) {
         if(expression.substr(0, 2) == "0x") {
             this->value = std::stoll(expression, 0, 16);
@@ -15,3 +19,84 @@ NumberNode::NumberNode(std::string expression) {
         this->value = std::stoll(expression, 0, 10);
     }
 }
+
+/*************************** STRING NODE ********************************/
+
+std::string StringNode::asString() {
+    return value.substr(1, value.length() - 2);
+}
+
+/*************************** VALUE NODE ********************************/
+
+long long ValueNode::asInt() {
+    if(is(INT)) {
+        return intValue.value();
+    }
+    return 0;
+}
+
+std::string ValueNode::asString() {
+    if(is(STRING)) {
+        return stringValue.value();
+    }
+    return "";
+}
+
+std::string ValueNode::asIdentifier() {
+    if(is(IDENTIFIER) || is(WIRE)) {
+        return identifierValue.value();
+    }
+    return "";
+}
+
+bool ValueNode::asBool() {
+    if(is(BOOL)) {
+        return boolValue.value();
+    }
+    return false;
+}
+
+bool ValueNode::is(ValueNode::ValueType valueType) {
+    return type.value == valueType;
+}
+
+ValueNode ValueNode::ofBool(bool _value) {
+    ValueNode value;
+    value.type = EnumNode(BOOL);
+    value.boolValue = std::optional<bool>(_value);
+    return value;
+}
+
+ValueNode ValueNode::ofInt(long long int _value) {
+    ValueNode value;
+    value.type = EnumNode(INT);
+    value.intValue = std::optional<long long>(_value);
+    return value;
+}
+
+ValueNode ValueNode::ofString(std::string _value) {
+    ValueNode value;
+    value.type = EnumNode(STRING);
+    value.stringValue = std::optional<std::string>(_value);
+    return value;
+}
+
+ValueNode ValueNode::ofIdentifier(std::string _value) {
+    ValueNode value;
+    value.type = EnumNode(IDENTIFIER);
+    value.identifierValue = std::optional<std::string>(_value);
+    return value;
+}
+
+ValueNode ValueNode::ofNull() {
+    ValueNode value;
+    value.type = EnumNode(NIL);
+    return value;
+}
+
+ValueNode ValueNode::ofWire(std::string _value) {
+    ValueNode value;
+    value.type = EnumNode(WIRE);
+    value.identifierValue = std::optional<std::string>(_value);
+    return value;
+}

comdel/parser/astnode.h

@@ -16,24 +16,27 @@ public:
 
     AstNode() = default;
 
-    virtual ~AstNode(); // this is defined in Ast.cpp just so that the
+    virtual ~AstNode();
-                        // compiler doesn't complain about not knowing which
-                        // object file to include the vtable in
-    AstNode(AstNode&&) = default;
 
+    AstNode(AstNode&&) = default;
     AstNode& operator=(AstNode&&) = default;
     AstNode(const AstNode&) = default;
-
     AstNode& operator=(const AstNode&) = default;
+};
 
+template <typename T>
+struct EnumNode: public AstNode
+{
+    EnumNode() = default;
+    explicit EnumNode(T value): value(value) {}
+
+    T value;
 };
 
 struct StringNode: public AstNode
 {
     std::string value;
-    std::string asString() {
+    std::string asString();
-        return value.substr(1, value.length() - 2);
-    }
 };
 
 struct IdentifierNode: public AstNode
@@ -43,7 +46,7 @@ struct IdentifierNode: public AstNode
 
 struct NumberNode: public AstNode {
     long long int value;
-    NumberNode(std::string expression);
+    explicit NumberNode(const std::string& expression);
     NumberNode(): value(0) {}
 };
 
@@ -54,7 +57,7 @@ struct CountNode: public AstNode
     NumberNode second;
 
     CountNode(NumberNode first, NumberNode second): first(first), second(second) {}
-    CountNode() {}
+    CountNode() = default;
 };
 
 
@@ -65,7 +68,6 @@ struct AddressSpaceNode: public AstNode
     NumberNode end;
 };
 
-
 class ValueNode: public AstNode
 {
 public:
@@ -78,89 +80,32 @@ public:
         NIL,
     };
 
-
 private:
-    ValueType type;
+    EnumNode<ValueType> type;
     std::optional<long long> intValue;
     std::optional<std::string> stringValue;
     std::optional<bool> boolValue;
     std::optional<std::string> identifierValue;
 
 public:
-    ValueNode() {};
+    ValueNode() = default;;
 
     ValueType getType() {
-        return type;
+        return type.value;
-    }
-    long long asInt() {
-        if(is(INT)) {
-            return intValue.value();
-        }
-        throw "cannot convert type to int";
-    }
-    std::string asString() {
-        if(is(STRING)) {
-            return stringValue.value();
-        }
-        throw "cannot convert type to string";
-    }
-    std::string asIdentifier() {
-        if(is(IDENTIFIER) || is(WIRE)) {
-            return identifierValue.value();
-        }
-        throw "cannot convert type to identifier";
-    }
-    bool asBool() {
-        if(is(BOOL)) {
-            return boolValue.value();
-        }
-        throw "cannot convert type to bool";
     }
+    long long asInt();
+    std::string asString();
+    std::string asIdentifier();
+    bool asBool();
 
-    bool is(ValueType type) {
+    bool is(ValueType valueType);
-        return this->type == type;
-    }
 
-    static ValueNode ofBool(bool _value) {
+    static ValueNode ofBool(bool _value);
-        ValueNode value;
+    static ValueNode ofInt(long long _value);
-        value.type = BOOL;
+    static ValueNode ofString(std::string _value);
-        value.boolValue = std::optional<bool>(_value);
+    static ValueNode ofIdentifier(std::string _value);
-        return value;
+    static ValueNode ofNull();
-    }
+    static ValueNode ofWire(std::string _value);
-
-    static ValueNode ofInt(long long _value) {
-        ValueNode value;
-        value.type = INT;
-        value.intValue = std::optional<long long>(_value);
-        return value;
-    }
-
-    static ValueNode ofString(std::string _value) {
-        ValueNode value;
-        value.type = STRING;
-        value.stringValue = std::optional<std::string>(_value);
-        return value;
-    }
-
-    static ValueNode ofIdentifier(std::string _value) {
-        ValueNode value;
-        value.type = IDENTIFIER;
-        value.identifierValue = std::optional<std::string>(_value);
-        return value;
-    }
-
-    static ValueNode ofNull() {
-        ValueNode value;
-        value.type = NIL;
-        return value;
-    }
-
-    static ValueNode ofWire(std::string _value) {
-        ValueNode value;
-        value.type = WIRE;
-        value.identifierValue = std::optional<std::string>(_value);
-        return value;
-    }
 };
 
 struct ConditionNode
@@ -177,7 +122,7 @@ public:
         WARNING
     };
 
-    ActionType type;
+    EnumNode<ActionType> type;
     StringNode message;
 };
 
@@ -188,14 +133,11 @@ struct IfStatementNode: public AstNode
     ActionNode action;
 };
 
-
 struct RuleNode: public AstNode
 {
     std::vector<IfStatementNode> statements;
 };
 
-
-
 struct EnumerationNode: public AstNode
 {
     StringNode key;
@@ -209,7 +151,7 @@ struct PopupNode: public AstNode
         ON_DEMAND
     };
 
-    std::optional<PopupType> type;
+    std::optional<EnumNode<PopupType>> type;
     std::optional<StringNode> title;
     std::optional<StringNode> text;
 
@@ -225,20 +167,17 @@ struct PropertyNode: public AstNode
     ValueNode value;
 };
 
-
 struct DisplayItemNode: public AstNode
 {
     IdentifierNode type;
     std::vector<PropertyNode> values;
 };
 
-
 struct DisplayNode: public AstNode
 {
     std::vector<DisplayItemNode> items;
 };
 
-
 struct PinConnectionNode: public AstNode
 {
     enum ConnectionType {
@@ -247,10 +186,9 @@ struct PinConnectionNode: public AstNode
     };
 
     StringNode message;
-    ConnectionType type;
+    EnumNode<ConnectionType> type;
 };
 
-
 struct PinNode: public AstNode
 {
     enum PinType {
@@ -260,14 +198,13 @@ struct PinNode: public AstNode
     };
 
     IdentifierNode name;
-    PinType type;
+    EnumNode<PinType> type;
     std::optional<StringNode> tooltip;
     std::optional<PinConnectionNode> connection;
     std::optional<DisplayNode> display;
     std::optional<std::vector<ValueNode>> wires;
 };
 
-
 struct WireNode: public AstNode
 {
     enum WireType {
@@ -276,17 +213,16 @@ struct WireNode: public AstNode
         WIRED_OR,
         R_WIRE
     };
-    WireType type;
+    EnumNode<WireType> type;
     IdentifierNode name;
     NumberNode size;
 
     bool hidden;
 
-    bool hasTermination;
+    bool hasTerminateWith;
-    long long isUnterminated;
+    ValueNode terminateWith;
 };
 
-
 struct AttributeNode: public AstNode
 {
     ValueNode::ValueType type;
@@ -324,7 +260,7 @@ struct ComponentNode: public AstNode
     IdentifierNode name;
     std::optional<StringNode> tooltip;
     std::optional<StringNode> source;
-    ComponentType type;
+    EnumNode<ComponentType> type;
     std::vector<RuleNode> rules;
     std::optional<StringNode> instanceName;
     std::optional<CountNode> count;
@@ -333,7 +269,6 @@ struct ComponentNode: public AstNode
     std::vector<AttributeNode> attributes;
 };
 
-
 struct BusNode: public AstNode
 {
     enum BusType {
@@ -341,7 +276,7 @@ struct BusNode: public AstNode
         REGULAR
     };
 
-    BusType type;
+    EnumNode<BusType> type;
     IdentifierNode name;
     std::optional<StringNode> tooltip;
     std::optional<CountNode> count;
@@ -367,8 +302,6 @@ struct LibraryNode: public AstNode
 };
 
 // SCHEMA models
-
-
 struct WireInstanceNode: public AstNode
 {
     IdentifierNode name;
@@ -393,7 +326,8 @@ struct InstanceNode: public AstNode
     std::optional<NumberNode> size;
 };
 
-struct ConnectionComponentInstance {
+struct ConnectionComponentInstance: public AstNode
+{
     IdentifierNode instance;
     IdentifierNode pin;
 };

comdel/parser/comdelparser.cpp

@@ -409,15 +409,7 @@ PResult<ComponentNode> ComdelParser::parseComponent()
 
     ASSIGN_OR_RETURN_IF_ERR(component.name, parseIdentifier());
 
-    if(check(TokenType::CT_PROCESSOR)) {
+    auto type = parseComponentType();
-        bump();
-        component.type = ComponentNode::PROCESSOR;
-    } else if(check(TokenType::CT_MEMORY)) {
-        bump();
-        component.type = ComponentNode::MEMORY;
-    } else {
-        component.type = ComponentNode::OTHER;
-    }
 
     RETURN_IF_NOT_TOKEN(TokenType::LBRACE);
 
@@ -452,6 +444,23 @@ PResult<ComponentNode> ComdelParser::parseComponent()
     return spanner(component);
 }
 
+PResult<EnumNode<ComponentNode::ComponentType>> ComdelParser::parseComponentType() {
+    EnumNode<ComponentNode::ComponentType> type;
+
+    auto spanner = getSpanner();
+
+    if(check(TokenType::CT_PROCESSOR)) {
+        bump();
+        type = EnumNode(ComponentNode::PROCESSOR);
+    } else if(check(TokenType::CT_MEMORY)) {
+        bump();
+        type = EnumNode(ComponentNode::MEMORY);
+    } else {
+        type = EnumNode(ComponentNode::OTHER);
+    }
+    return spanner(type);
+}
+
 
 /****************************************************************************
 *
@@ -509,18 +518,10 @@ PResult<BusNode> ComdelParser::parseBus() {
 
     ASSIGN_OR_RETURN_IF_ERR(bus.name, parseIdentifier());
 
-    if(check(TokenType::IDENTIFIER)) {
+    auto type = parseBusType();
-        auto tokenType = parseIdentifier();
+    RETURN_IF_ERR(type);
-        if(tokenType.value().value == "automatic") {
+
-            bus.type = BusNode::AUTOMATIC;
+    bus.type = *type;
-        } else if(tokenType.value().value == "regular") {
-            bus.type = BusNode::REGULAR;
-        } else {
-            return PError(SourceError{current().span, "expected 'automatic' or 'regular'"});
-        }
-    } else {
-        return PError(SourceError{current().span, "expected 'automatic' or 'regular'"});
-    }
 
     RETURN_IF_NOT_TOKEN(TokenType::LBRACE);
 
@@ -553,10 +554,28 @@ PResult<BusNode> ComdelParser::parseBus() {
     return spanner(bus);
 }
 
+PResult<EnumNode<BusNode::BusType>> ComdelParser::parseBusType() {
+    PResult<EnumNode<BusNode::BusType>> type;
+
+    if(check(TokenType::IDENTIFIER)) {
+        auto tokenType = parseIdentifier();
+        if(tokenType.value().value == "automatic") {
+            type = EnumNode(BusNode::AUTOMATIC);
+        } else if(tokenType.value().value == "regular") {
+            type = EnumNode(BusNode::REGULAR);
+        } else {
+            type = PError(SourceError{current().span, "expected 'automatic' or 'regular'"});
+        }
+    } else {
+        type = PError(SourceError{current().span, "expected 'automatic' or 'regular'"});
+    }
+    return type;
+}
+
 
 /****************************************************************************
 *
-*    WireNode := NAME(<SIZE>){0,1} TYPE)*
+*    WireNode := NAME(<SIZE>){0,1} TYPE [hidden | terminated_with (#number | null)])*
 *
 ****************************************************************************/
 PResult<WireNode> ComdelParser::parseWire() {
@@ -574,20 +593,42 @@ PResult<WireNode> ComdelParser::parseWire() {
     }
 
     // default
-    wire.type = WireNode::WIRE;
+    wire.type = EnumNode(WireNode::WIRE);
 
     if(check(TokenType::WIRE_DEFAULT)) {
         bump();
-        wire.type = WireNode::WIRE;
+        wire.type = EnumNode(WireNode::WIRE);
     } else if(check(TokenType::WIRE_AND)) {
         bump();
-        wire.type = WireNode::WIRED_AND;
+        wire.type = EnumNode(WireNode::WIRED_AND);
     } else if(check(TokenType::WIRE_OR)) {
         bump();
-        wire.type = WireNode::WIRED_OR;
+        wire.type = EnumNode(WireNode::WIRED_OR);
     } else if(check(TokenType::R_WIRE)) {
         bump();
-        wire.type = WireNode::R_WIRE;
+        wire.type = EnumNode(WireNode::R_WIRE);
+    }
+
+    while(true) {
+        if(check(TokenType::HIDDEN)) {
+            bump();
+            wire.hidden = true;
+        } else if(check(TokenType::TERMINATE_WITH)) {
+            bump();
+            wire.hasTerminateWith = true;
+            if(check(TokenType::NIL)) {
+                bump();
+                wire.terminateWith = ValueNode::ofNull();
+            } else if(check(TokenType::NUMBER)) {
+                auto number = parseNumber();
+                wire.terminateWith = ValueNode::ofInt(number->value);
+            } else {
+                auto token = current();
+                return PError(SourceError{token.span, "unexpected token"});
+            }
+        } else {
+            break;
+        }
     }
 
     return spanner(wire);
@@ -613,13 +654,13 @@ PResult<PinNode> ComdelParser::parsePin() {
 
     if(check(TokenType::PIN_IN)) {
         bump();
-        pin.type = PinNode::IN;
+        pin.type = EnumNode(PinNode::IN);
     } else if(check(TokenType::PIN_OUT)) {
         bump();
-        pin.type = PinNode::OUT;
+        pin.type = EnumNode(PinNode::OUT);
     } else if(check(TokenType::PIN_IN_OUT)) {
         bump();
-        pin.type = PinNode::IN_OUT;
+        pin.type = EnumNode(PinNode::IN_OUT);
     } else {
         return unexpected();
     }
@@ -662,18 +703,7 @@ PResult<PinConnectionNode> ComdelParser::parsePinConnection() {
 
     RETURN_IF_NOT_TOKEN(TokenType::KW_CONNECTION);
 
-    if(check(TokenType::IDENTIFIER)) {
+    ASSIGN_OR_RETURN_IF_ERR(connection.type, parseConnectionType());
-        auto type = parseIdentifier();
-        if(type.value().value == "check_only") {
-            connection.type = PinConnectionNode::CHECK_ONLY;
-        } else if(type.value().value == "automatically") {
-            connection.type = PinConnectionNode::AUTOMATICALLY;
-        } else {
-            return PError(SourceError{current().span, "expected identifiers 'check_only' or 'automatically'"});
-        }
-    } else {
-        return PError(SourceError{current().span, "expected identifiers 'check_only' or 'automatically'"});
-    }
 
     RETURN_IF_NOT_TOKEN(TokenType::LPAREN);
     ASSIGN_OR_RETURN_IF_ERR(connection.message, parseString());
@@ -682,6 +712,26 @@ PResult<PinConnectionNode> ComdelParser::parsePinConnection() {
     return spanner(connection);
 }
 
+PResult<EnumNode<PinConnectionNode::ConnectionType>> ComdelParser::parseConnectionType() {
+    auto spanner = getSpanner();
+
+    EnumNode<PinConnectionNode::ConnectionType> type;
+
+    if(check(TokenType::IDENTIFIER)) {
+        auto identifier = parseIdentifier();
+        if(identifier.value().value == "check_only") {
+            type = EnumNode(PinConnectionNode::CHECK_ONLY);
+        } else if(identifier.value().value == "automatically") {
+            type = EnumNode(PinConnectionNode::AUTOMATICALLY);
+        } else {
+            return PError(SourceError{current().span, "expected identifiers 'check_only' or 'automatically'"});
+        }
+    } else {
+        return PError(SourceError{current().span, "expected identifiers 'check_only' or 'automatically'"});
+    }
+
+    return spanner(type);
+}
 
 /****************************************************************************
 *
@@ -808,16 +858,16 @@ PResult<PopupNode> ComdelParser::parsePopup() {
     RETURN_IF_NOT_TOKEN(TokenType::KW_POPUP);
 
     if(check(TokenType::IDENTIFIER)) {
-        auto type = parseIdentifier();
+        auto identifier = parseIdentifier();
-        if(type.value().value == "automatic") {
+        if(identifier.value().value == "automatic") {
-            popup.type = PopupNode::AUTOMATIC;
+            popup.type = EnumNode(PopupNode::AUTOMATIC);
-        } else if(type.value().value == "on_demand") {
+        } else if(identifier.value().value == "on_demand") {
-            popup.type = PopupNode::ON_DEMAND;
+            popup.type = EnumNode(PopupNode::ON_DEMAND);
         } else {
             return PError(SourceError{current().span, "expected type 'automatic', 'on_demand'"});
         }
     } else {
-        popup.type = PopupNode::ON_DEMAND;
+        popup.type = EnumNode(PopupNode::ON_DEMAND);
     }
 
     RETURN_IF_NOT_TOKEN(TokenType::LBRACE);
@@ -975,9 +1025,9 @@ PResult<IfStatementNode> ComdelParser::parseIfStatement() {
     RETURN_IF_NOT_TOKEN(TokenType::LBRACE);
 
     if(check(TokenType::ERROR)) {
-        ifStatement.action.type = ActionNode::ERROR;
+        ifStatement.action.type = EnumNode(ActionNode::ERROR);
     } else if(check(TokenType::WARNING)) {
-        ifStatement.action.type = ActionNode::WARNING;
+        ifStatement.action.type = EnumNode(ActionNode::WARNING);
     } else {
         return unexpected();
     }
@@ -1029,21 +1079,21 @@ std::optional<SchemaNode> ComdelParser::parseSchema() {
             auto source = parseString();
             schema.source = *source;
         } else {
-            errors.push_back(SourceError{current().span, "expected `@source`"});
+            errors.emplace_back(current().span, "expected `@source`");
             return std::nullopt;
         }
     } else {
-        errors.push_back(SourceError{current().span, "expected `@source`"});
+        errors.emplace_back(current().span, "expected `@source`");
         return std::nullopt;
     }
 
     if(!check(TokenType::KW_SCHEMA)) {
-        errors.push_back(SourceError{current().span, "expected `@schema`"});
+        errors.emplace_back(current().span, "expected `@schema`");
         return std::nullopt;
     }
     bump();
     if(!check(TokenType::LBRACE)) {
-        errors.push_back(SourceError{current().span, "expected `{`"});
+        errors.emplace_back(current().span, "expected `{`");
         return std::nullopt;
     }
     bump();
@@ -1065,14 +1115,14 @@ std::optional<SchemaNode> ComdelParser::parseSchema() {
         }
     }
     if(!check(TokenType::RBRACE)) {
-        errors.push_back(SourceError{current().span, "expected `}`"});
+        errors.emplace_back(current().span, "expected `}`");
         return std::nullopt;
     } else {
         bump();
     }
 
     if(!check(TokenType::END_OF_FILE)) {
-        errors.push_back(SourceError{current().span, "expected `EOF`"});
+        errors.emplace_back(current().span, "expected `EOF`");
     }
 
     if (errors.size())

comdel/parser/comdelparser.h

@@ -97,6 +97,12 @@ public:
     std::optional<SchemaNode> parseSchema();
     std::optional<LibraryNode> parse();
     const std::vector<SourceError>& getErrors();
+
+    PResult<EnumNode<ComponentNode::ComponentType>> parseComponentType();
+
+    PResult<EnumNode<BusNode::BusType>> parseBusType();
+
+    PResult<EnumNode<PinConnectionNode::ConnectionType>> parseConnectionType();
 };
 
 #endif // COMDEL_PARSER_H

comdel/parser/parser_util.cpp

@@ -1,6 +0,0 @@
-#include "parser_util.h"
-
-parser_util::parser_util()
-{
-
-}

comdel/parser/parser_util.h

@@ -1,11 +0,0 @@
-#ifndef PARSER_UTIL_H
-#define PARSER_UTIL_H
-
-
-class parser_util
-{
-public:
-    parser_util();
-};
-
-#endif // PARSER_UTIL_H

comdel/parser/token.h

@@ -124,6 +124,10 @@ enum class TokenType {
     ERROR,
     WARNING,
 
+    // WIRE SETTINGS
+    HIDDEN,
+    TERMINATE_WITH,
+
     // OTHER
     END_OF_FILE
 };

comdel/parser/tokenstype.cpp

@@ -134,10 +134,10 @@ TokenTables::TokenTables() {
     add( TokenType::WARNING, "warning", TOKENIZABLE),
 
 
-    // Built-in functions (they are also keywords)
+    // WireNode settings types
-    /*
+    add( TokenType::HIDDEN, "hidden", TOKENIZABLE),
-     * TODO
+    add( TokenType::TERMINATE_WITH, "terminate_with", TOKENIZABLE),
-    */
+
     // Miscelaneous
     add( TokenType::END_OF_FILE,   "eof" );
 }

examples/simplified FRISC model/schema2.csl

@@ -0,0 +1,34 @@
+@source "frisc_library.csl"
+
+@schema {
+	@instance proc FRISC {
+		@position (0, 0)
+	}
+
+	@instance mem Memorija {
+		@position (0, 250)
+		@attribute kapacitet 1024
+		@attribute size 8
+		@attribute pocetnaAdresa 1023
+	}
+
+	@instance bus glavnaSabirnica {
+		@position (0, 200)
+		@size 100
+	}
+
+	@wire wire_001 {
+		@position (50, 116)
+		@display {}
+	}
+	@wire wire_002 {
+		@position (50, 220)
+		@display {}
+	}
+	@connection (proc.glavniPin, bus) {
+		@wire wire_001
+	}
+	@connection (mem.glavniPin, bus) {
+		@wire wire_002
+	}
+}

mainwindow.cpp

@@ -12,6 +12,7 @@
 #include <QPlainTextEdit>
 #include <sstream>
 #include <comdel/domain/comdelvalidator.h>
+#include <fstream>
 
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
@@ -35,6 +36,7 @@ void MainWindow::setupUi()
     // setup toolbar
     ui->toolBar->addAction("Load library", this, &MainWindow::onLoadLibrary);
     ui->toolBar->addAction("Load schema", this, &MainWindow::onLoadSchema);
+    ui->toolBar->addAction("Save schema", this, &MainWindow::onStoreScheme);
 
     connect(ui->actionValidate, &QAction::triggered, this, &MainWindow::onValidateSchema);
 
@@ -68,6 +70,8 @@ void MainWindow::onLoadLibrary() {
     log->clear();
 
     if(!filename.isEmpty()) {
+        librarySource = filename.toStdString();
+
         clear();
 
         ParseContext parseContext;
@@ -77,7 +81,7 @@ void MainWindow::onLoadLibrary() {
             library = generator.loadLibrary(*libraryNode);
 
             for (auto& error : generator.getErrors()) {
-                parseContext.formatError(error, std::cout, "ERROR: ");
+                parseContext.formatError(error, buffer, "ERROR: ");
             }
 
             if(generator.getErrors().empty()) {
@@ -89,7 +93,7 @@ void MainWindow::onLoadLibrary() {
             }
 
         } else {
-            std::cout<<"Bad request"<<std::endl;
+            buffer<<"Bad request"<<std::endl;
         }
     }
 
@@ -114,15 +118,17 @@ void MainWindow::onLoadSchema() {
             domain::SchemaCreator generator(signatures);
             library = generator.loadLibrary(*schemaNode->library);
 
+            librarySource = schemaNode->source->value;
+
             for (auto& error : generator.getErrors()) {
-                parseContext.formatError(error, std::cout, "ERROR: ");
+                parseContext.formatError(error, buffer, "ERROR: ");
             }
 
             if(library) {
                 schema = generator.loadSchema(*schemaNode, *library);
 
                 for (auto& error : generator.getErrors()) {
-                    parseContext.formatError(error, std::cout, "ERROR: ");
+                    parseContext.formatError(error, buffer, "ERROR: ");
                 }
             }
 
@@ -136,6 +142,67 @@ void MainWindow::onLoadSchema() {
     log->appendPlainText(QString::fromStdString(buffer.str()));
 }
 
+void MainWindow::onStoreScheme() {
+    if(schema == nullptr) {
+        return;
+    }
+
+    auto filename = QFileDialog::getSaveFileName(this,
+                                                 tr("Save schema"), "/home", tr("Comdel schema (*.csl)"));
+
+    std::ostringstream buffer;
+
+    buffer << "@source " << this->librarySource << std::endl << std::endl;
+
+    buffer << "@schema {" << std::endl;
+
+    for(auto &instance: schema->instances) {
+        auto componentInstance = dynamic_cast<domain::ComponentInstance*>(instance);
+        if(componentInstance != NULL) {
+            buffer << "\t"   << "@instance " << componentInstance->name << " " << componentInstance->component.getName() << " {" << std::endl;
+            buffer << "\t\t" << "@position (" << componentInstance->position.first << ", " << componentInstance->position.second << ")" << std::endl;
+
+            for(auto &attribute: instance->attributes) {
+                buffer << "\t\t" << "@attribute " << attribute->name << " " << attribute->value.stringify() << std::endl;
+            }
+
+            buffer << "\t}" << std::endl << std::endl;
+        }
+
+        auto busInstance = dynamic_cast<domain::BusInstance*>(instance);
+        if(busInstance != NULL) {
+            buffer << "\t"   << "@instance " << busInstance->name << " " << busInstance->bus.getName() << " {" << std::endl;
+            buffer << "\t\t" << "@position (" << busInstance->position.first << ", " << busInstance->position.second << ")" << std::endl;
+            buffer << "\t\t" << "@size " << busInstance->size << std::endl;
+            buffer << "\t}" << std::endl << std::endl;
+        }
+    }
+
+    for(auto &wire: schema->wires) {
+        buffer << "\t"  << "@wire " << wire->name << " {" << std::endl;
+        buffer << "\t\t" << "@position (" << wire->position.first << ", " << wire->position.second << ")" << std::endl;
+        buffer << "\t\t" << "@display {}" << std::endl;
+        buffer << "\t"  << "}" << std::endl;
+    }
+
+    for(auto &conn: schema->connections) {
+        auto busConn = dynamic_cast<domain::BusConnectionInstance*>(conn);
+        if(busConn) {
+            buffer << "\t"  << "@connection (" << busConn->instance->name << "." << busConn->connection.getComponent().pin << ", " << busConn->bus->name << ") {" << std::endl;
+            buffer << "\t\t"<< "@wire " << busConn->wire->name << std::endl;
+            buffer << "\t"  << "}" << std::endl;
+        }
+    }
+
+    buffer << "}" << std::endl;
+
+    auto value = buffer.str();
+
+    std::ofstream out(filename.toStdString(), std::ios::out | std::ios::binary);
+    out<<buffer.str();
+    out.close();
+}
+
 void MainWindow::onValidateSchema(bool /*toggled*/) {
     if(schema == nullptr) {
         return;
@@ -201,4 +268,4 @@ void MainWindow::clear() {
 MainWindow::~MainWindow()
 {
     delete ui;
-}
+}

mainwindow.h

@@ -39,8 +39,10 @@ private slots:
     void onLoadLibrary();
     void onLoadSchema();
     void onValidateSchema(bool toggled);
+    void onStoreScheme();
 
 private:
+    std::string librarySource;
     Ui::MainWindow *ui;
     QPlainTextEdit *log;
     std::vector<domain::ValidationError> validationErrors;