public override void Visit(BlockExpression expression)
{
Block newblock = new Block(null, this.block);
// TODO Review is the copy of argument and local names is needed
foreach (var parname in this.block.ParameterNames)
newblock.CompileArgument(parname);
foreach (var locname in this.block.LocalNames)
newblock.CompileLocal(locname);
if (expression.ParameterNames != null)
foreach (var parname in expression.ParameterNames)
newblock.CompileArgument(parname);
if (expression.LocalVariables != null)
foreach (var locname in expression.LocalVariables)
newblock.CompileLocal(locname);
var compiler = new BytecodeCompiler(newblock);
compiler.Visit(expression.Body);
this.block.CompileGetBlock(newblock);
}
public abstract void Visit(BlockExpression expression);
public override void Visit(BlockExpression expression)
{
// TODO block with parameters, return
this.writer.Write("function(");
int npars = 0;
foreach (string parname in expression.ParameterNames)
{
if (npars > 0)
this.writer.Write(", ");
this.writer.Write(parname);
npars++;
}
this.writer.WriteLineStart(") {");
foreach (string locname in expression.LocalVariables)
this.writer.WriteLine(string.Format("var {0} = null;", locname));
bool previousInBlock = this.inBlock;
try
{
this.inBlock = true;
this.Visit(expression.Body);
}
finally
{
this.inBlock = previousInBlock;
}
this.writer.WriteLineEnd("}");
}