public void Transform()
{
cas = new case_node(new ident(Consts.State));
curStatList = new statement_list();
case_variant cv = new case_variant(new expression_list(new int32_const(curState)), curStatList);
cas.conditions.variants.Add(cv);
foreach (var st in stl.subnodes)
{
Process(st);
}
stl.subnodes = BaseChangeVisitor.SeqStatements(cas, StatListAfterCase).ToList();
//statement_list res = new statement_list(cas);
res = stl;
}
public override void visit(case_node _case_node)
{
}
public virtual void visit(case_node _case_node)
{
DefaultVisit(_case_node);
}
public virtual void post_do_visit(case_node _case_node)
{
}
public override void visit(case_node _case_node)
{
DefaultVisit(_case_node);
pre_do_visit(_case_node);
visit(case_node.param);
visit(case_node.conditions);
visit(case_node.else_statement);
post_do_visit(_case_node);
}
public virtual void visit(case_node _case_node)
{
}
public override void visit(case_node _case_node)
{
AddPossibleComments(_case_node, true, false);
_case_node.param.visit(this);
}
// frninja 30/05/16
public override void visit(case_node csn)
{
var b = HasStatementVisitor <yield_node> .Has(csn);
if (!b)
{
return;
}
/*
*
* case i of
* cv1: bla1;
* cv2: bla2;
* ..
* cvN: blaN;
* else: bla_else;
*
* --->
*
* if i satisfy cv1
* then bla1
* else if i satisfy cv2
* then bla2
* ..
* else if i satisfy cvN
* then blaN
* else bla_else
*
*/
if_node currentIfNode = null;
statement currentIfElseClause = (csn.else_statement != null) ? csn.else_statement :new statement_list(new empty_statement());;
for (int i = csn.conditions.variants.Count - 1; i >= 0; --i)
{
case_variant cv = csn.conditions.variants[i];
ProcessNode(cv.exec_if_true);
var ifCondition = this.CreateConditionFromCaseVariant(csn.param, cv.conditions);
currentIfNode = new if_node(ifCondition, new statement_list(cv.exec_if_true), new statement_list(currentIfElseClause));
currentIfElseClause = currentIfNode;
}
if_node finalIfNode = currentIfNode;
if (finalIfNode == null) // SSM - значит, в цикл мы не заходили и у case отсутствуют все ветви кроме else - поскольку yieldы в case есть
{
ReplaceStatement(csn, csn.else_statement);
}
else
{
ReplaceStatement(csn, finalIfNode);
}
if (finalIfNode != null)
{
visit(finalIfNode);
}
}
public virtual void visit(case_node _case_node)
{
}
public virtual void visit(case_node _case_node)
{
DefaultVisit(_case_node);
}
public override void visit(case_node _case_node)
{
prepare_node(_case_node.param, "param");
prepare_node(_case_node.conditions, "conditions");
prepare_node(_case_node.else_statement, "else statement");
}
public override void visit(case_node _case_node)
{
executer.visit(_case_node);
if (_case_node.param != null)
this.visit((dynamic)_case_node.param);
if (_case_node.conditions != null)
this.visit((dynamic)_case_node.conditions);
if (_case_node.else_statement != null)
this.visit((dynamic)_case_node.else_statement);
if (_case_node.attributes != null)
this.visit((dynamic)_case_node.attributes);
}