public static void Rewrite(RewriteDesign design, RewrittenValueBridge[] args)
{
var collectionValue = args[0];
if (!AssertNotNull(design, collectionValue))
{
return;
}
var methodValue = args[1];
design.WrapWithTry = true;
var itemType = collectionValue.ItemType(design);
var enumeratorVariable = CreateGlobalVariable(design, ParseTypeName($"System.Collections.Generic.IEnumerator<{itemType}>"));
design.InitialAdd(enumeratorVariable.Assign(Parenthesize(collectionValue.Cast(ParseTypeName($"IEnumerable<{itemType}>")))
.Access("GetEnumerator").Invoke()));
design.ForAdd(If(Not(enumeratorVariable.Access("MoveNext").Invoke()), Break()));
design.LastValue = methodValue.Inline(design, design.LastValue, new TypedValueBridge(collectionValue.ItemType(design), enumeratorVariable.Access("Current")));
design.FinalAdd(enumeratorVariable.Access("Dispose").Invoke());
design.ListEnumeration = false;
design.ModifiedEnumeration = true;
}
public static bool AssertLesser(RewriteDesign design, ValueBridge smaller, ValueBridge bigger, bool initialCheck = true, bool preCheck = false)
{
if (design.Unchecked)
{
return(true);
}
bool biggerPass = ExpressionSimplifier.TryGetDouble(bigger, out double biggerD);
bool smallerPass = ExpressionSimplifier.TryGetDouble(smaller, out double smallerD);
if (biggerPass && smallerPass)
{
if (smallerD < biggerD)
{
return(true);
}
InitialError(design, "System.InvalidOperationException", "Index out of range");
return(false);
}
if (preCheck)
{
return(true);
}
if (initialCheck)
{
design.PreUseAdd(If(smaller >= bigger, Throw("System.InvalidOperationException", "Index out of range")));
}
else
{
design.FinalAdd(If(smaller >= bigger, Throw("System.InvalidOperationException", "Index out of range")));
}
return(true);
}
public static void Rewrite(RewriteDesign design, RewrittenValueBridge[] args)
{
var collectionValue = args[0];
if (!AssertNotNull(design, collectionValue))
{
return;
}
if (ExpressionSimplifier.TryGetInt(design.ResultSize, out var resultSizeInt))
{
if (resultSizeInt == 0)
{
InitialErrorAdd(design, Return((collectionValue.Access("Count").Invoke()).IsEqual(0)));
return;
}
}
design.WrapWithTry = true;
var itemType = collectionValue.ItemType(design);
var enumeratorVariable = CreateGlobalVariable(design, ParseTypeName($"System.Collections.Generic.IEnumerator<{itemType}>"));
design.InitialAdd(enumeratorVariable.Assign(Parenthesize(collectionValue.Cast(ParseTypeName($"IEnumerable<{itemType}>")))
.Access("GetEnumerator").Invoke()));
var equalityTestValue = args.Length switch
{
1 => enumeratorVariable.Access("Current", "Equals").Invoke(design.LastValue),
2 => args[1].ReusableConst(design).Access("Equals").Invoke(design.LastValue, enumeratorVariable.Access("Current"))
};
design.ForAdd(If(Not(enumeratorVariable.Access("MoveNext").Invoke().And(equalityTestValue)),
Return(false)));
design.ResultAdd(If(enumeratorVariable.Access("MoveNext").Invoke(),
Return(false)));
design.FinalAdd(enumeratorVariable.Access("Dispose").Invoke());
design.ResultAdd(Return(true));
}
}
