Merge pull request #818 from hanswolff/patch-1
[mono.git] / mcs / mcs / repl.txt
index b56a896c7518fe127dcc92814d31aab0d1c8d4b0..ed3fe9bf48ae89dc864699f8db50a87ebc06dc86 100644 (file)
@@ -25,71 +25,22 @@ Documentation for the REPL mode for MCS can be found here:
 
        MD addin for "csharp"
 
-* Mix statements with other top-level declarations.
-
-csharp> class Y {static void Main () {Console.WriteLine ("Foo"); }}
-csharp> typeof (Y);
-Y
-csharp> Y.Main ();
-Exception caught by the compiler while compiling:
-   Block that caused the problem begin at: Internal(1,1):
-                     Block being compiled: [<interactive>(1,2):,<interactive>(1,11):]
-System.NotSupportedException: The invoked member is not supported in a dynamic module.
-Internal compiler error at Internal(1,1):: exception caught while emitting MethodBuilder [Class2::Host]
-System.NotSupportedException: The invoked member is not supported in a dynamic module.
-  at System.Reflection.Emit.AssemblyBuilder.get_Location () [0x00000] in /second/home/cvs/mcs/class/corlib/System.Reflection.Emit/AssemblyBuilder.cs:214 
-  at Mono.CSharp.Report.SymbolRelatedToPreviousError (System.Reflection.MemberInfo mi) [0x00036] in /second/home/cvs/mcs/mcs/report.cs:664 
-  at Mono.CSharp.Expression.Error_MemberLookupFailed (System.Type container_type, System.Type qualifier_type, System.Type queried_type, System.String name, System.String class_name, MemberTypes mt, BindingFlags bf) [0x00121] in /second/home/cvs/mcs/mcs/ecore.cs:857 
-  at Mono.CSharp.MemberAccess.DoResolve (Mono.CSharp.EmitContext ec, Mono.CSharp.Expression right_side) [0x00230] in /second/home/cvs/mcs/mcs/expression.cs:7426 
-  at Mono.CSharp.MemberAccess.DoResolve (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/expression.cs:7494 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec, ResolveFlags flags) [0x00075] in /second/home/cvs/mcs/mcs/ecore.cs:479 
-  at Mono.CSharp.Invocation.DoResolve (Mono.CSharp.EmitContext ec) [0x0000d] in /second/home/cvs/mcs/mcs/expression.cs:4725 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec, ResolveFlags flags) [0x00075] in /second/home/cvs/mcs/mcs/ecore.cs:479 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/ecore.cs:506 
-  at Mono.CSharp.OptionalAssign.DoResolve (Mono.CSharp.EmitContext ec) [0x00013] in /second/home/cvs/mcs/mcs/repl.cs:681 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec, ResolveFlags flags) [0x00075] in /second/home/cvs/mcs/mcs/ecore.cs:479 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/ecore.cs:506 
-  at Mono.CSharp.ExpressionStatement.ResolveStatement (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/ecore.cs:1307 
-  at Mono.CSharp.StatementExpression.Resolve (Mono.CSharp.EmitContext ec) [0x0000b] in /second/home/cvs/mcs/mcs/statement.cs:743 
-  at Mono.CSharp.Block.Resolve (Mono.CSharp.EmitContext ec) [0x000f0] in /second/home/cvs/mcs/mcs/statement.cs:2254 
-  at Mono.CSharp.ExplicitBlock.Resolve (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/statement.cs:2550 
-  at Mono.CSharp.EmitContext.ResolveTopBlock (Mono.CSharp.EmitContext anonymous_method_host, Mono.CSharp.ToplevelBlock block, Mono.CSharp.Parameters ip, IMethodData md, System.Boolean& unreachable) [0x00087] in /second/home/cvs/mcs/mcs/codegen.cs:796 
-csharp>  
-
-* Another one:
-
-csharp> class X { X (){ Console.WriteLine ("Called"); } }              
-csharp> new X ();
-Exception caught by the compiler while compiling:
-   Block that caused the problem begin at: Internal(1,1):
-                     Block being compiled: [<interactive>(1,2):,<interactive>(1,10):]
-System.NotSupportedException: The invoked member is not supported in a dynamic module.
-Internal compiler error at Internal(1,1):: exception caught while emitting MethodBuilder [Class0::Host]
-System.NotSupportedException: The invoked member is not supported in a dynamic module.
-  at System.Reflection.Emit.AssemblyBuilder.get_Location () [0x00000] in /second/home/cvs/mcs/class/corlib/System.Reflection.Emit/AssemblyBuilder.cs:214 
-  at Mono.CSharp.Report.SymbolRelatedToPreviousError (System.Reflection.MemberInfo mi) [0x00036] in /second/home/cvs/mcs/mcs/report.cs:664 
-  at Mono.CSharp.Expression.Error_MemberLookupFailed (System.Type container_type, System.Type qualifier_type, System.Type queried_type, System.String name, System.String class_name, MemberTypes mt, BindingFlags bf) [0x00121] in /second/home/cvs/mcs/mcs/ecore.cs:857 
-  at Mono.CSharp.Expression.MemberLookupFinal (Mono.CSharp.EmitContext ec, System.Type qualifier_type, System.Type queried_type, System.String name, MemberTypes mt, BindingFlags bf, Location loc) [0x0002f] in /second/home/cvs/mcs/mcs/ecore.cs:804 
-  at Mono.CSharp.New.DoResolve (Mono.CSharp.EmitContext ec) [0x002ad] in /second/home/cvs/mcs/mcs/expression.cs:5486 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec, ResolveFlags flags) [0x00075] in /second/home/cvs/mcs/mcs/ecore.cs:479 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/ecore.cs:506 
-  at Mono.CSharp.OptionalAssign.DoResolve (Mono.CSharp.EmitContext ec) [0x00013] in /second/home/cvs/mcs/mcs/repl.cs:687 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec, ResolveFlags flags) [0x00075] in /second/home/cvs/mcs/mcs/ecore.cs:479 
-  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/ecore.cs:506 
-  at Mono.CSharp.ExpressionStatement.ResolveStatement (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/ecore.cs:1307 
-  at Mono.CSharp.StatementExpression.Resolve (Mono.CSharp.EmitContext ec) [0x0000b] in /second/home/cvs/mcs/mcs/statement.cs:743 
-  at Mono.CSharp.Block.Resolve (Mono.CSharp.EmitContext ec) [0x000f0] in /second/home/cvs/mcs/mcs/statement.cs:2254 
-  at Mono.CSharp.ExplicitBlock.Resolve (Mono.CSharp.EmitContext ec) [0x00000] in /second/home/cvs/mcs/mcs/statement.cs:2550 
-  at Mono.CSharp.EmitContext.ResolveTopBlock (Mono.CSharp.EmitContext anonymous_method_host, Mono.CSharp.ToplevelBlock block, Mono.CSharp.Parameters ip, IMethodData md, System.Boolean& unreachable) [0x00087] in /second/home/cvs/mcs/mcs/codegen.cs:796 
-csharp>  
-
-* Important: we need to replace TypeBuidlers with Types after things
-  have been emitted, or stuff like this happens:
-
-csharp> public class y  {}
-csharp> typeof (y); 
-Class1
+* Supporting class-level declarations
 
+       Currently the evaluator has this feature disabled, to enable
+       it edit the eval.cs file and make this be the default:
+
+-                              parser.Lexer.putback_char = Tokenizer.EvalUsingDeclarationsParserCharacter;
+-                              //parser.Lexer.putback_char = Tokenizer.EvalCompilationUnitParserCharacter;
++                              //parser.Lexer.putback_char = Tokenizer.EvalUsingDeclarationsParserCharacter;
++                              parser.Lexer.putback_char = Tokenizer.EvalCompilationUnitParserCharacter;
+
+       
+       It currently has a few problems:
+
+       * The usability is not as useful, since the defaults
+         for C# are still to make members private, we should
+         change this default to be public in those cases.
 
 * Clearing data
 
@@ -103,15 +54,17 @@ Class1
        semicolon, the question is whether this is a good idea to do
        in the first place or not.
 
-* Tab Completion
-
-       Implement tab completion on names, variables and type lookups.
-
-       This could be implemented by having the TAB key force the
-       expression to be evaluated with a special COMPLETE token
-       at the end.
+Completion support
+==================
 
-       Then the various productions (one by one) would have to
-       add support for COMPLETE, and having Resolve methods be
-       aware of this.
+       Supported:
+       
+               a.<TAB> to complete members of type `a'
+               a<TAB> for types and namespaces
+               a.W<TAB>
+               a<TAB> for local variables
 
+       Unsupported:
+       
+               delegate { FOO.<TAB>
+               using statement autocompletion