IronRuby.Compiler.Ast.BreakStatement.Transform C# (CSharp) Method

        internal override MSA.Expression/*!*/ Transform(AstGenerator/*!*/ gen) {

            MSA.Expression transformedReturnValue = TransformReturnValue(gen);

            // eval:
            if (gen.CompilerOptions.IsEval) {
                return Methods.EvalBreak.OpCall(gen.CurrentScopeVariable, AstUtils.Box(transformedReturnValue));
            }

            // loop:
            if (gen.CurrentLoop != null) {
                return Ast.Block(
                    Ast.Assign(
                        gen.CurrentLoop.ResultVariable,
                        Ast.Convert(transformedReturnValue, gen.CurrentLoop.ResultVariable.Type)
                    ),
                    Ast.Break(gen.CurrentLoop.BreakLabel),
                    AstUtils.Empty()
                );
            }

            // block:
            if (gen.CurrentBlock != null) {
                return gen.Return(Methods.BlockBreak.OpCall(gen.CurrentBlock.BfcVariable, AstUtils.Box(transformedReturnValue)));
            }

            // primary frame:
            return Methods.MethodBreak.OpCall(AstUtils.Box(transformedReturnValue));
        }
    }