Ejemplos de IronRuby.Compiler.Ast AstGenerator.MakeMethodBlockParameterSelfRead en C# (CSharp)

MakeMethodBlockParameterSelfRead() private method

Makes a read of the Self property of the current method's block parameter. Returns Null constant in top-level code.

private MakeMethodBlockParameterSelfRead ( ) : Expression
return	System.Linq.Expressions.Expression

Ejemplo n.º 1

Archivo: YieldCall.cs Proyecto: jschementi/iron

        // see Ruby Language.doc/Runtime/Control Flow Implementation/Yield
        internal override MSA.Expression/*!*/ TransformRead(AstGenerator/*!*/ gen) {
            MSA.Expression bfcVariable = gen.CurrentScope.DefineHiddenVariable("#yielded-bfc", typeof(BlockParam));
            MSA.Expression resultVariable = gen.CurrentScope.DefineHiddenVariable("#result", typeof(object));
            
            MSA.Expression postYield;

            if (gen.CompilerOptions.IsEval) {
                // eval:
                postYield = Methods.EvalYield.OpCall(gen.CurrentScopeVariable, bfcVariable, resultVariable);
            } else if (gen.CurrentBlock != null) {
                // block:
                postYield = Methods.BlockYield.OpCall(gen.CurrentScopeVariable, gen.CurrentBlock.BfcVariable, bfcVariable, resultVariable);
            } else {
                // method:
                postYield = Methods.MethodYield.OpCall(gen.CurrentScopeVariable, bfcVariable, resultVariable);
            }

            return new AstBlock {
                gen.DebugMarker("#RB: yield begin"),

                Ast.Assign(bfcVariable, Methods.CreateBfcForYield.OpCall(gen.MakeMethodBlockParameterRead())),

                Ast.Assign(
                    resultVariable, 
                    (Arguments ?? Arguments.Empty).TransformToYield(gen, bfcVariable, gen.MakeMethodBlockParameterSelfRead())
                ),

                AstUtils.IfThen(postYield, gen.Return(resultVariable)),

                gen.DebugMarker("#RB: yield end"),

                resultVariable
            };
        }

Ejemplo n.º 2

Archivo: YieldCall.cs Proyecto: zgramana/IronLanguages.PCG

        // see Ruby Language.doc/Runtime/Control Flow Implementation/Yield
        internal override MSA.Expression /*!*/ TransformRead(AstGenerator /*!*/ gen)
        {
            MSA.Expression bfcVariable    = gen.CurrentScope.DefineHiddenVariable("#yielded-bfc", typeof(BlockParam));
            MSA.Expression resultVariable = gen.CurrentScope.DefineHiddenVariable("#result", typeof(object));

            MSA.Expression postYield;

            if (gen.CompilerOptions.IsEval)
            {
                // eval:
                postYield = Methods.EvalYield.OpCall(gen.CurrentScopeVariable, bfcVariable, resultVariable);
            }
            else if (gen.CurrentBlock != null)
            {
                // block:
                postYield = Methods.BlockYield.OpCall(gen.CurrentScopeVariable, gen.CurrentBlock.BfcVariable, bfcVariable, resultVariable);
            }
            else
            {
                // method:
                postYield = Methods.MethodYield.OpCall(gen.CurrentScopeVariable, bfcVariable, resultVariable);
            }

            return(new AstBlock {
                gen.DebugMarker("#RB: yield begin"),

                Ast.Assign(bfcVariable, Methods.CreateBfcForYield.OpCall(gen.MakeMethodBlockParameterRead())),

                Ast.Assign(
                    resultVariable,
                    (Arguments ?? Arguments.Empty).TransformToYield(gen, bfcVariable, gen.MakeMethodBlockParameterSelfRead())
                    ),

                AstUtils.IfThen(postYield, gen.Return(resultVariable)),

                gen.DebugMarker("#RB: yield end"),

                resultVariable
            });
        }