public object EvaluatePlusExpression(SkryptObject left, SkryptObject right)
{
if (left is NumberInstance && right is NumberInstance)
{
return((left as NumberInstance) + (right as NumberInstance));
}
if (left is StringInstance)
{
return((left as StringInstance).Value + right);
}
if (right is StringInstance)
{
return(left + (right as StringInstance).Value);
}
if (left is VectorInstance && right is VectorInstance)
{
return(VectorInstance.ComponentMath(_engine, left as VectorInstance, right as VectorInstance, (x, y) => x + y));
}
if (left is NumberInstance && right is VectorInstance)
{
return(VectorInstance.ComponentMathNumeric(_engine, right as VectorInstance, (x) => (left as NumberInstance) + x));
}
if (left is VectorInstance && right is NumberInstance)
{
return(VectorInstance.ComponentMathNumeric(_engine, left as VectorInstance, (x) => x + (right as NumberInstance)));
}
return(new InvalidOperation());
}
public object EvaluateMultiplyExpression(SkryptObject left, SkryptObject right)
{
if (left is NumberInstance && right is NumberInstance)
{
return((left as NumberInstance) * (right as NumberInstance));
}
if (left is StringInstance && right is NumberInstance)
{
var str = (left as StringInstance).Value;
var amt = (int)(right as NumberInstance).Value;
return(new StringBuilder(str.Length * amt).Insert(0, str, amt).ToString());
}
if (left is VectorInstance && right is VectorInstance)
{
return(VectorInstance.ComponentMath(_engine, left as VectorInstance, right as VectorInstance, (x, y) => x * y));
}
if (left is NumberInstance && right is VectorInstance)
{
return(VectorInstance.ComponentMathNumeric(_engine, right as VectorInstance, (x) => (left as NumberInstance) * x));
}
if (left is VectorInstance && right is NumberInstance)
{
return(VectorInstance.ComponentMathNumeric(_engine, left as VectorInstance, (x) => x * (right as NumberInstance)));
}
if (left is ArrayInstance && right is NumberInstance)
{
var list = new List <SkryptObject>();
for (int i = 0; i < (right as NumberInstance); i++)
{
list.AddRange((left as ArrayInstance).SequenceValues);
}
var repeated = _engine.CreateArray(list.ToArray());
repeated.Dictionary = (left as ArrayInstance).Dictionary;
return(repeated);
}
return(new InvalidOperation());
}
public object EvaluateSubtractExpression(SkryptObject left, SkryptObject right)
{
if (left is NumberInstance && right is NumberInstance)
{
return((left as NumberInstance) - (right as NumberInstance));
}
if (left is VectorInstance && right is VectorInstance)
{
return(VectorInstance.ComponentMath(_engine, left as VectorInstance, right as VectorInstance, (x, y) => x - y));
}
if (left is VectorInstance && right is NumberInstance)
{
return(VectorInstance.ComponentMathNumeric(_engine, left as VectorInstance, (x) => x - (right as NumberInstance)));
}
return(new InvalidOperation());
}