Iteration29 (#677)

.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: 6.2.2
+  BUILD_TAG: 6.2.3
 
 permissions:
   contents: read

CHANGELOG.md

@@ -5,20 +5,36 @@
   - [ADDED] #265 : Support enumeration list
   - [ADDED] self attribute
   - [ADDED] new operator $size
+  - [ADDED] text blocks
+  - [ADDED] method reference - &myMethod
+  - [FIXED] single dispatcher : if an argument is nillable, it can accept nil value
+  - [ADDED] String interpolation 
 
 - ELC
   - [FIXED] private constructor must be called directly
   - [FIXED] accessing static fields inside a structure
   - [FIXED] ppc64le : decoratorTest()
+  - [FIXED] #667 : Boxing the symbol expression
+  - [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
 
 - VM
+  - [FIXED] GC_ALLOC routine for vm mode 
 
 - RT
 
+- SM
+  - [ADDED] CF : alternative output
+
 - API
   - [ADDED] reusing PermVectorTable after windows are closed
+  - [ADDED] xforms60 script
+  - [FIXED] external calls to be excluded from managed stack frames
+  - [FIXED] Directory.getFiles : raising an exception if no files were found
 
 - SAMPLES
+  - [ADDED] xforms example
 
 - Tools
   - [ADDED] #658 : new project LDBG - ELENA Debugger Adapter

build/aarch64/build_package_arm64.script

@@ -1,5 +1,5 @@
 #!/bin/bash
-RELEASE=elena-6.2.2.aarch64-linux
+RELEASE=elena-6.2.3.aarch64-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/aarch64/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.2
+Version: 6.2.3
 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-6.2.2.amd64-linux
+RELEASE=elena-6.2.3.amd64-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/amd64/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.2
+Version: 6.2.3
 Architecture: amd64
 Maintainer: Alex Rakov <[email protected]>
 Depends: libc6 (>= 2.1)

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=6.2.2
+AppVersion=6.2.3
 ;AppVerName=ELENA Programming Language 6.2.0
 AppPublisher=Alexey Rakov
 AppPublisherURL=http://github.com/ELENA-LANG/elena-lang

build/i386/build_package_i386.script

@@ -1,5 +1,5 @@
 #!/bin/bash
-RELEASE=elena-6.2.2.i386-linux
+RELEASE=elena-6.2.3.i386-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/i386/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.2
+Version: 6.2.3
 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-6.2.2.ppc64le-linux
+RELEASE=elena-6.2.3.ppc64le-linux
 
 mkdir -p /usr/share/elena
 mkdir -p /etc/elena/

build/ppc64le/control

@@ -1,5 +1,5 @@
 Package: elena-lang
-Version: 6.2.2
+Version: 6.2.3
 Architecture: ppc64le
 Maintainer: Alex Rakov <[email protected]>
 Depends: libc6 (>= 2.1)

dat/sg/syntax60.txt

@@ -11,7 +11,7 @@ __define wide               12300;
 __define constant           12301;
 __define long               12302;
 __define real               12303;
-__define nullable           12304;
+__define interpolate        12304;
 
 __define DECLARATION         5120;
 __define BLOCK               7184;
@@ -101,8 +101,10 @@ __define L3_SINGLE_EXPRESSION   6298;
 __define NESTED_ROOT_EXPRESSION 6299;
 __define OPERATION_TEMPLATE     6300;
 __define LT_EXPRESSION          6301;
+__define INTERPOL_EXPRESSION    6302;
 __define KEY_VALUE_EXPRESSION   6305;
 __define CLOSURE_OPERATION      6306;
+__define INTERPOLATE_EXPR       6307;
 __define SWITCH_OPTION 	        6353;
 __define SWITCH_LAST_OPTION     6354;
 __define SWITCH_CODE 	        6355;
@@ -535,6 +537,7 @@ EXPRESSION ::=
 	}
 	| { reference | global } ^OBJECT L2_OP* L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
 	| { string | integer | hexinteger | long | real | constant | character | wide } ^OBJECT L_F
+	| interpolate { INTERPOL_EXPRESSION interpolate }+ ^INTERPOLATE_EXPR
 	| "!" EXPRESSION ^NOT_OPERATION
 	| "*" SINGLE_EXPRESSION ^VALUE_OPERATION L2_OP* L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
 	| "&" SINGLE_EXPRESSION ^CLOSURE_OPERATION L2_OP* L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
@@ -560,6 +563,84 @@ EXPRESSION ::=
 	}
 	| "$lazy" EXPRESSION ^LAZY_OPERATION;
 
+INTERPOL_EXPRESSION ::=
+	identifier { 
+		identifier+ { 
+			{ DYNAMIC_DIMENSION ^ARRAY_TYPE }+ {
+				BRACKET ^OBJECT FUNCTION_R L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+				| "{" ^OBJECT COLLECTION "}" ^ COLLECTION_EXPRESSION L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			}
+			| SBRACKET ^OBJECT INDEXER_R
+			| BRACKET ^OBJECT FUNCTION_R
+			| DOT ^OBJECT MESSAGE ^PROPERTY_OPERATION
+			| L4_OOP L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			| L5_OOP L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			| L6_OOP L7_OP* L8_OP? L9_OP?			
+			| L7_OOP L7_OP* L8_OP? L9_OP?
+			| IF ^OBJECT IF_R
+			| ELSE ^OBJECT ELSE_R
+			| L9_OOP
+			| LESS ^OBJECT TEMPLATE_ARG { "," TEMPLATE_ARG }* ">" ^TEMPLATE_TYPE {
+				"{" NESTED_EXPRESSION ^NESTED OL_F
+				| { DYNAMIC_DIMENSION ^ARRAY_TYPE }+ ^OBJECT BRACKET FUNCTION_R L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+				| SBRACKET ^OBJECT INDEXER_R OL_F
+				| BRACKET ^OBJECT FUNCTION_R OL_F
+				| L3_OOP L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+				| L4_OOP L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+				| L5_OOP L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+				| L6_OOP L7_OP* L8_OP? L9_OP?
+				| L7_OOP L7_OP* L8_OP? L9_OP?
+				| L8_OOP
+				| L9_OOP
+			}
+			| eps ^OBJECT
+		}
+		| reference {
+			SBRACKET ^OBJECT INDEXER_R
+			| L2_OOP L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			| L3_OOP L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			| L4_OOP L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			| L5_OOP L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			| L6_OOP L7_OP* L8_OP? L9_OP?
+			| L7_OOP L7_OP* L8_OP? L9_OP?
+			| L8_OOP
+			| L9_OOP
+			| eps ^OBJECT
+		}
+		| { DYNAMIC_DIMENSION ^ARRAY_TYPE }+ {
+			BRACKET FUNCTION_R L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+			| "{" ^OBJECT COLLECTION "}" ^ COLLECTION_EXPRESSION L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+		}
+		| SBRACKET ^OBJECT INDEXER_R
+		| BRACKET ^OBJECT FUNCTION_R
+		| DOT ^OBJECT MESSAGE ^PROPERTY_OPERATION
+		| IF_DOT ^OBJECT MESSAGE? CALL_R ^IF_OPERATION ^OPERATION_TEMPLATE ^EXPRESSION OL_F
+		| ELSE_DOT ^OBJECT MESSAGE? CALL_R ^ELSE_OPERATION ^OPERATION_TEMPLATE ^EXPRESSION OL_F
+		| ALT_DOT ^OBJECT MESSAGE? CALL_R ^ALT_OPERATION ^OPERATION_TEMPLATE ^EXPRESSION OL_F
+		| L4_OOP L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+		| L5_OOP L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+		| L6_OOP L7_OP* L8_OP? L9_OP?
+		| LESS ^OBJECT L6_EXPRESSION ^LESS_OPERATION L7_OP* L8_OP? L9_OP?
+		| L7_OOP L7_OP* L8_OP? L9_OP?
+		| ELSE ^OBJECT ELSE_R
+		| L9_OOP
+		| { integer | hexinteger | long | real } ^OBJECT L_F
+		| eps ^OBJECT
+	}
+	| { reference | global } ^OBJECT L2_OP* L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+	| { integer | hexinteger | long | real } ^OBJECT L_F
+	| BRACKET SUB_EXPRESSION {
+		L2_OP+ L3_OP* L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+		| L3_OP+ L4_OP* L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+		| L4_OP+ L5_OP* L6_OP? L7_OP* L8_OP? L9_OP?
+		| L5_OP+ L6_OP? L7_OP* L8_OP? L9_OP?
+		| L6_OP L7_OP* L8_OP? L9_OP?
+		| L7_OP+ L8_OP? L9_OP?
+		| L8_OP
+		| L9_OP
+		| eps
+	};
+
 SUB_EXPRESSION ::=
 	identifier { 
 		identifier+ { 

doc/features

@@ -84,3 +84,9 @@ public program()
     {
        myFunction()
     }
+
+----------------------------------------------------------------------------
+ String interpolation
+----------------------------------------------------------------------------
+
+  var s := var s := $"a_{ 1 }_b_{ 2 }_c";

doc/tech/bytecode60.txt

@@ -198,6 +198,8 @@ ELENA byte codes (or ecodes)
 
    lload dp:disp            - long:index := dp[disp]
 
+   lload sp:i               - long:index := sp[i]
+
    load fp:i                - index := fp[i]
 
    load dp:disp             - index := dp[disp]

doc/todo.txt

@@ -5,36 +5,22 @@ In development:
 [development]
   ### EPIC: elena 6.3 ###
 
-  === Iteration 28 (23.07) ===
-  --------------------------------------      
-  - #637
-  --------------------------------------
-  - aarch64 : fix interfaceImplTests, decoratorTest 
-
-  === Iteration 29 ===
+  === Iteration 30 (16.8) ===
   --------------------------------------
   dev: 
       - upndown (connector)
-      - web server - weather forecast (project setup)
+      - async programming
   gen:
-      - nested call must not stop / start vm, 
+      - lpad
   maint:
-      - elena : nested classes should not be loadable at runtime
-      - constructor - single dispatcher; passing nil to single dispatcher (both normal / constructor)
   port:
-      - #658 : create simplest debug adapter; connect with it from VSCode
+      - #658 : vscode extension (debug adapter)
   prom: posting weekly
   --------------------------------------
+  - lpad : generate a code based on a record
+  - User-defined string literals 
   --------------------------------------
-
-  === Iteration 30 ===
-  --------------------------------------
-  dev: 
-  gen:
-  maint:
-  port:
-  prom:
-  --------------------------------------
+  - #658 : connect with ldbg from VSCode  
   --------------------------------------
 
   ### EPIC: elena 6.4 ###

elenasrc3/common/common.h

@@ -14,6 +14,36 @@
 #include <cstdlib>
 #include <cstdint>
 
+#if defined(_MSC_VER)
+#define DISABLE_WARNING_PUSH           __pragma(warning( push ))
+#define DISABLE_WARNING_POP            __pragma(warning( pop )) 
+#define DISABLE_WARNING(warningNumber) __pragma(warning( disable : warningNumber ))
+
+#define DISABLE_WARNING_UNREFERENCED_FORMAL_PARAMETER    DISABLE_WARNING(4100)
+#define DISABLE_WARNING_UNREFERENCED_FUNCTION            DISABLE_WARNING(4505)
+#define DISABLE_WARNING_UNINITIALIZED_FIELD              DISABLE_WARNING(26495)
+// other warnings you want to deactivate...
+
+#elif defined(__GNUC__) || defined(__clang__)
+#define DO_PRAGMA(X) _Pragma(#X)
+#define DISABLE_WARNING_PUSH           DO_PRAGMA(GCC diagnostic push)
+#define DISABLE_WARNING_POP            DO_PRAGMA(GCC diagnostic pop) 
+#define DISABLE_WARNING(warningName)   DO_PRAGMA(GCC diagnostic ignored #warningName)
+
+#define DISABLE_WARNING_UNREFERENCED_FORMAL_PARAMETER    DISABLE_WARNING(-Wunused-parameter)
+#define DISABLE_WARNING_UNREFERENCED_FUNCTION            DISABLE_WARNING(-Wunused-function)
+#define DISABLE_WARNING_UNINITIALIZED_FIELD              DISABLE_WARNING(-Wunused-function)
+// other warnings you want to deactivate... 
+
+#else
+#define DISABLE_WARNING_PUSH
+#define DISABLE_WARNING_POP
+#define DISABLE_WARNING_UNREFERENCED_FORMAL_PARAMETER
+#define DISABLE_WARNING_UNREFERENCED_FUNCTION
+// other warnings you want to deactivate... 
+
+#endif
+
 namespace elena_lang
 {
 

elenasrc3/common/lists.h

@@ -718,6 +718,8 @@ namespace elena_lang
 
       int count_int() const { return (int)_list.count(); }
 
+      short count_short() const { return (short)_list.count(); }
+
       Iterator start()
       {
          return _list.start();
@@ -3201,11 +3203,17 @@ namespace elena_lang
          _allocatedSize = _length = 0;
       }
 
+DISABLE_WARNING_PUSH
+DISABLE_WARNING_UNINITIALIZED_FIELD
+
       CachedList()
       {
          _allocated = nullptr;
          _allocatedSize = _length = 0;
       }
+
+DISABLE_WARNING_POP
+
       ~CachedList()
       {
          freeobj(_allocated);

elenasrc3/elc/clicommon.h

@@ -416,8 +416,9 @@ enum class ExpressionAttribute : pos64_t
    RetrievingType       = 0x00010000000,
    RetValExpected       = 0x00020000000,
    CheckShortCircle     = 0x00040000000,
-   LookaheadExprMode    = 0x00080000000,
+   LookaheadExprMode    = 0x00080000000,   
    Class                = 0x00100000000,
+   Nillable             = 0x00200000000,
    OutRefOp             = 0x01000000000,
    WithVariadicArgCast  = 0x02008000000,
    DistributedForward   = 0x04000000000,
@@ -764,8 +765,27 @@ enum class VirtualType : int
    AbstractEmbeddableWrapper
 };
 
-typedef Pair<mssg_t, VirtualType, 0, VirtualType::None>  VirtualMethod;
-typedef List<VirtualMethod>                              VirtualMethodList;
+struct VirtualMethod
+{
+   mssg_t      message;
+   VirtualType type;
+   int         nillableArgs;
+
+   VirtualMethod()
+   {
+      message = 0;
+      type = VirtualType::None;
+      nillableArgs = 0;
+   }
+   VirtualMethod(mssg_t message, VirtualType type, int nillableArgs)
+   {
+      this->message = message;
+      this->type = type;
+      this->nillableArgs = nillableArgs;
+   }
+};
+
+typedef List<VirtualMethod>   VirtualMethodList;
 
 }