Iteration30 (#683)

* #658 : creating dpa
* [FIXED] "__typeof self" expression inside the nested class / closure
* [REDUX] iterator method
* #496 : adding support the private fields

.github/workflows/msbuild.yml

@@ -20,7 +20,7 @@ env:
   # https://docs.github.com/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
   BUILD_CONFIGURATION: Release
 
-  BUILD_TAG: 6.2.3
+  BUILD_TAG: 6.3.0
 
 permissions:
   contents: read

CHANGELOG.md

@@ -9,6 +9,8 @@
   - [ADDED] method reference - &myMethod
   - [FIXED] single dispatcher : if an argument is nillable, it can accept nil value
   - [ADDED] String interpolation 
+  - [REDUX] iterator method
+  - [ADDED] #496 : private fields
 
 - ELC
   - [FIXED] private constructor must be called directly
@@ -18,6 +20,7 @@
   - [FIXED] only public classes can be loaded in run-time
   - [ADDED] #637 : bt optimization 4 unit test
   - [FIXED] var attribute is allowed to be in the method argument list
+  - [FIXED] "__typeof self" expression inside the nested class / closure
 
 - VM
   - [FIXED] GC_ALLOC routine for vm mode 

VERSION

@@ -1 +1 @@
-6.2.2
+6.3.0

bin/templates/lib60.cfg

@@ -51,5 +51,6 @@
      <forward key="$lazy">system'BaseLazyExpression</forward>
      <forward key="$nullable">system'Nullable#1</forward>
      <forward key="$ptr">system'UnsafePointer</forward>
+     <forward key="$yieldit">system'YieldStateEnumerator</forward>
   </forwards>
 </configuration>

bin/templates/lib60.config

@@ -57,5 +57,6 @@
      <forward key="$ptr">system'UnsafePointer</forward>
      <forward key="$preloaded">meta$preloadedSymbols</forward>     
      <forward key="$entry">meta$preloadedSymbols</forward>     
+     <forward key="$yieldit">system'YieldStateEnumerator</forward>
   </forwards>
 </configuration>

build/aarch64/build_package_arm64.script

@@ -1,5 +1,5 @@
 #!/bin/bash
-RELEASE=elena-6.2.3.aarch64-linux
+RELEASE=elena-6.3.0.aarch64-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/aarch64/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.3
+Version: 6.3.0
 Architecture: aarch64
 Maintainer: Alex Rakov <[email protected]>
 Depends: libc6 (>= 2.1)

build/amd64/build_package_amd64.script

@@ -1,5 +1,5 @@
 #!/bin/bash
-RELEASE=elena-6.2.3.amd64-linux
+RELEASE=elena-6.3.0.amd64-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/amd64/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.3
+Version: 6.3.0
 Architecture: amd64
 Maintainer: Alex Rakov <[email protected]>
 Depends: libc6 (>= 2.1)

build/create_package_x64.bat

@@ -73,6 +73,8 @@ copy %~dp0\..\bin\scripts\*.es %~dp0\x64\bin\scripts\
 copy %~dp0\..\doc\license %~dp0\x64\doc\
 copy %~dp0\..\doc\contributors %~dp0\x64\doc\
 copy %~dp0\..\readme.md %~dp0\x64\
+copy %~dp0\..\CHANGELOG.md %~dp0\x64\
+copy %~dp0\..\VERSION %~dp0\x64\
 
 md %~dp0\x64\src60\system
 xcopy %~dp0\..\src60\system\*.l %~dp0\x64\src60\system /s

build/elena_inno.iss

@@ -7,7 +7,7 @@
 ; (To generate a new GUID, click Tools | Generate GUID inside the IDE.)
 AppId={{3CAA69D3-0F98-44B1-A73E-E864BA51D5BD}
 AppName=ELENA Programming Language
-AppVersion=6.2.3
+AppVersion=6.3.0
 ;AppVerName=ELENA Programming Language 6.2.0
 AppPublisher=Alexey Rakov
 AppPublisherURL=http://github.com/ELENA-LANG/elena-lang
@@ -18,7 +18,7 @@ DefaultGroupName=ELENA Programming Language
 AllowNoIcons=yes
 LicenseFile=..\doc\license
 InfoAfterFile=..\CHANGELOG.md
-OutputBaseFilename=elena-lang-6.2.0.x86-setup
+OutputBaseFilename=elena-lang-6.3.0.x86-win-setup
 Compression=lzma
 SolidCompression=yes
 ChangesEnvironment=yes

build/i386/build_package_i386.script

@@ -1,5 +1,5 @@
 #!/bin/bash
-RELEASE=elena-6.2.3.i386-linux
+RELEASE=elena-6.3.0.i386-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/i386/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.3
+Version: 6.3.0
 Architecture: i386
 Maintainer: Alex Rakov <[email protected]>
 Depends: libc6 (>= 2.1)

build/ppc64le/build_package_ppc64le.script

@@ -1,5 +1,5 @@
 #!/bin/bash
-RELEASE=elena-6.2.3.ppc64le-linux
+RELEASE=elena-6.3.0.ppc64le-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/ppc64le/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.3
+Version: 6.3.0
 Architecture: ppc64le
 Maintainer: Alex Rakov <[email protected]>
 Depends: libc6 (>= 2.1)

doc/features

@@ -90,3 +90,31 @@ public program()
 ----------------------------------------------------------------------------
 
   var s := var s := $"a_{ 1 }_b_{ 2 }_c";
+
+----------------------------------------------------------------------------
+ user-defined literals
+----------------------------------------------------------------------------
+
+    import extensions;
+
+    sealed struct OctalNumber
+    {
+        int value;
+
+        int cast() = value;
+
+        constructor(int n)
+        {
+            value := n;
+        }
+
+        cast o(string s)
+        {
+            value := s.toInt(8);
+        }
+    }
+
+    public program()
+    {
+       var n := 12o;
+    } 

doc/todo.txt

@@ -3,29 +3,58 @@ In development:
 ------         
 
 [development]
-  ### EPIC: elena 6.3 ###
+  ### EPIC: elena 6.4 ###
 
-  === Iteration 30 (16.8) ===
+  === Iteration 31 ===
   --------------------------------------
   dev: 
+      - async programming (general concept, SynchronizationContext, ThreadPool, Task, AsyncLocal<T>, ThreadStatic)
       - upndown (connector)
-      - async programming
+      - chat: add mutex (see dpa_queue)
+      - #496
   gen:
-      - lpad
+      - lpad : generate a code based on a record  
   maint:
+      - #679
   port:
-      - #658 : vscode extension (debug adapter)
+      - #658 : connect with ldbg from VSCode  
   prom: posting weekly
   --------------------------------------
-  - lpad : generate a code based on a record
-  - User-defined string literals 
   --------------------------------------
-  - #658 : connect with ldbg from VSCode  
+
+  === Iteration 32 ===
+  --------------------------------------
+  dev: 
+  gen:
+  maint:
+  port:
+  prom:
+  --------------------------------------
   --------------------------------------
 
-  ### EPIC: elena 6.4 ###
+  === Iteration 33 ===
+  --------------------------------------
+  dev: 
+  gen:
+  maint:
+  port:
+  prom:
+  --------------------------------------
+  --------------------------------------
 
-  === Iteration 31 ===
+  === Iteration 34 ===
+  --------------------------------------
+  dev: 
+  gen:
+  maint:
+  port:
+  prom:
+  --------------------------------------
+  --------------------------------------
+
+  ### EPIC: elena 6.5 ###
+
+  === Iteration 35 ===
   --------------------------------------
   dev: 
   gen:

elenasrc3/common/paths.cpp

@@ -72,6 +72,13 @@ bool PathUtil :: checkExtension(path_t path, ustr_t extension)
    return PathUtil::checkExtension(path, *wExtension);
 }
 
+void PathUtil :: makeCorrectExePath(PathString& target)
+{
+   if (!PathUtil::checkExtension(*target, "exe")) {
+      target.appendExtension("exe");
+   }
+}
+
 #elif __GNUG__
 
 #include <unistd.h>
@@ -115,6 +122,11 @@ bool PathUtil :: removeFile(path_t path)
 {
    return ::remove(path.str()) != 0;;
 }
+
+void PathUtil::makeCorrectExePath(PathString& target)
+{
+}
+
 #endif
 
 

elenasrc3/common/paths.h

@@ -46,6 +46,8 @@ namespace elena_lang
 #endif
 
       static void combineCanonicalized(PathString& target, path_t subpath);
+
+      static void makeCorrectExePath(PathString& target);
    };
 
    // --- PathString ---

elenasrc3/dpa/dpa_queue.h

@@ -0,0 +1,67 @@
+//---------------------------------------------------------------------------
+//		E L E N A   P r o j e c t:  ELENA Debugger Adapater
+//
+//		This file contains the DPA queue declarations
+// 
+//                                             (C)2024, by Aleksey Rakov
+//---------------------------------------------------------------------------
+
+#ifndef DPA_QUEUE_H
+#define DPA_QUEUE_H
+
+#include <queue>
+#include <condition_variable>
+#include <mutex>
+#include <optional>
+
+namespace dpa
+{
+   // --- ContentReader ---
+   template <typename T>
+   class ThreadQueue
+   {
+      bool _closed = false;
+      std::queue<T> _queue;
+      std::condition_variable _cv;
+      std::mutex _mutex;
+
+   public:
+      void close();
+
+      void put(const T& in);
+      std::optional<T> take();
+   };
+
+   template <typename T>
+   void ThreadQueue<T> :: close()
+   {
+      std::unique_lock<std::mutex> lock(_mutex);
+      _closed = true;
+      _cv.notify_all();
+   }
+
+   template <typename T>
+   void ThreadQueue<T> :: put(const T& in)
+   {
+      std::unique_lock<std::mutex> lock(_mutex);
+      auto notify = _queue.size() == 0 && !_closed;
+      _queue.push(in);
+      if (notify)
+         _cv.notify_all();
+   }
+
+   template <typename T>
+   std::optional<T> ThreadQueue<T> :: take()
+   {
+      std::unique_lock<std::mutex> lock(_mutex);
+      _cv.wait(lock, [&] { return _queue.size() > 0 || _closed; });
+      if (_queue.size() == 0) {
+         return std::optional<T>();
+      }
+      auto out = std::move(_queue.front());
+      _queue.pop();
+      return std::optional<T>(std::move(out));
+   }
+}
+
+#endif

elenasrc3/dpa/dpa_session.cpp

@@ -17,5 +17,43 @@ Session :: Session()
 
 Session :: ~Session()
 {
+   _inbox.close();
+   if (_recvThread.joinable()) {
+      _recvThread.join();
+   }
+   if (_dispatchThread.joinable()) {
+      _dispatchThread.join();
+   }
+   _reader.close();
+}
+
+void Session :: connect()
+{
+   _reader = ContentReader();
+}
+
+Payload Session :: getPayload()
+{
+   return {};
+}
+
+void Session :: start(const ClosedHandler& onClose)
+{
+   _recvThread = std::thread([this/*, onClose*/] {
+      while (_reader.isOpen()) {
+         if (auto payload = getPayload()) {
+            _inbox.put(std::move(payload));
+         }
+      }
+      //if (onClose) {
+      //   onClose();
+      //}
+   });
+
+   _dispatchThread = std::thread([this] {
+      while (auto payload = _inbox.take()) {
+         payload.value()();
+      }
+   });
 
 }