public PySwitchSection Simplify(IPySimplifier s, out bool wasChanged)
{
wasChanged = false;
var nLabels = new List <PySwitchLabel>();
foreach (var lab in Labels)
{
nLabels.Add(lab.Simplify(s, out var labelWasChanged));
if (labelWasChanged)
{
wasChanged = true;
}
}
var nStatement = s.Simplify(Statement);
if (!PySourceBase.EqualCode(nStatement, Statement))
{
wasChanged = true;
}
if (!wasChanged)
{
return(this);
}
return(new PySwitchSection
{
Labels = nLabels.ToArray(),
Statement = nStatement
});
}
public override IPyStatement Simplify(IPySimplifier s)
{
var changed = false;
var e1 = s.Simplify(Expression);
if (!EqualCode(e1, Expression))
{
changed = true;
}
var s1 = new List <PySwitchSection>();
foreach (var i in Sections)
{
bool wasChanged;
var n = i.Simplify(s, out wasChanged);
if (wasChanged)
{
changed = true;
}
s1.Add(n);
}
if (!changed)
{
return(this);
}
return(new PySwitchStatement
{
Expression = e1,
Sections = s1
});
}
public override IPyStatement Simplify(IPySimplifier s)
{
if (ReturnValue == null)
{
return(this);
}
var newReturnValue = s.Simplify(ReturnValue);
return(ReturnValue == newReturnValue ? this : new PyReturnStatement(newReturnValue));
}
public override IPyStatement Simplify(IPySimplifier s)
{
var newCondition = s.Simplify(Condition);
var newStatement = s.Simplify(Statement);
if (newCondition == Condition && newStatement == Statement)
{
return(this);
}
return(new PyWhileStatement(newCondition, newStatement));
}
public override IPyStatement Simplify(IPySimplifier s)
{
var newIfTrue = s.Simplify(_ifTrue);
var newIfFalse = s.Simplify(_ifFalse);
var newCondition = s.Simplify(Condition);
if (newIfTrue == _ifTrue && newIfFalse == _ifFalse && newCondition == Condition)
{
return(this);
}
return(new PyIfStatement(newCondition, newIfTrue, newIfFalse));
}
public override IPyStatement Simplify(IPySimplifier s)
{
var collection = s.Simplify(Collection);
var statement = s.Simplify(Statement);
if (collection == Collection && statement == Statement)
{
return(this);
}
if (string.IsNullOrEmpty(_keyVarname))
{
return(new PyForEachStatement(_valueVarname, collection, statement));
}
return(new PyForEachStatement(_keyVarname, _valueVarname, collection, statement));
}
public PySwitchLabel Simplify(IPySimplifier s, out bool wasChanged)
{
wasChanged = false;
if (IsDefault)
{
return(this);
}
var e1 = s.Simplify(Value);
wasChanged = !PySourceBase.EqualCode(e1, Value);
if (wasChanged)
{
return(new PySwitchLabel(e1));
}
return(this);
}
public override IPyStatement Simplify(IPySimplifier s)
{
var initVariables = InitVariables == null
? null
: InitVariables.Select(u => s.Simplify(u)).Cast <PyAssignExpression>().ToArray();
var condition = s.Simplify(Condition);
var statement = s.Simplify(Statement);
var incrementors = Incrementors == null
? null
: Incrementors.Select(u => s.Simplify(u)).ToArray();
var theSame = EqualCode(condition, Condition) && EqualCode(statement, Statement) &&
EqualCode_Array(initVariables, InitVariables) &&
EqualCode_Array(incrementors, Incrementors);
if (theSame)
{
return(this);
}
return(new PyForStatement(initVariables, condition, statement, incrementors));
}
public virtual IPyStatement Simplify(IPySimplifier s)
{
return(this);
}
