public void EmitExpressionStatement(ExpressionStatement node, int si)
{
EmitExpression(node.Expression, si);
}
public override void VisitExpressionStatement (ExpressionStatement node)
{
Visit (node.Expression);
WriteToken (";");
WriteLine ();
}
static bool TryGetAssignedVariable (ExpressionStatement node, out VariableReference variable)
{
variable = null;
var assign = node.Expression as AssignExpression;
if (assign == null)
return false;
var variable_reference = assign.Target as VariableReferenceExpression;
if (variable_reference == null)
return false;
variable = variable_reference.Variable;
return true;
}
public override void VisitExpressionStatement (ExpressionStatement node)
{
switch (state) {
case State.Begin:
if (!TryGetAssignedVariable (node, out variable))
break;
initializer = node;
state = State.Initializer;
return;
case State.Condition:
VariableReference candidate;
if (!TryGetAssignedVariable (node, out candidate))
break;
if (variable != candidate)
break;
state = State.Increment;
increment = node;
Match = true;
break;
}
Continue = false;
}
public virtual void VisitExpressionStatement (ExpressionStatement node)
{
Visit (node.Expression);
}