protected override void Analyze(IMultiplicativeExpression expression, ElementProblemAnalyzerData data,
IHighlightingConsumer consumer)
{
var byLeft = MultiplicativeExpressionNavigator.GetByLeftOperand(expression.GetContainingParenthesizedExpression());
if (byLeft != null)
{
return;
}
var byRight = MultiplicativeExpressionNavigator.GetByRightOperand(expression.GetContainingParenthesizedExpression());
if (byRight != null)
{
return;
}
var(count, hasUnknownType) = CalculateMatrixIntMulCount(expression);
if (hasUnknownType)
{
return;
}
if (count > GetElementCount(expression.GetExpressionType()))
{
consumer.AddHighlighting(new InefficientMultiplicationOrderWarning(expression));
}
}
protected override void Analyze(ICSharpExpression expression, ElementProblemAnalyzerData data,
IHighlightingConsumer consumer)
{
var parent = expression.GetContainingParenthesizedExpression()?.Parent as ICSharpExpression;
if (GetMulOperation(expression) != null || GetMulOperation(parent) == null)
{
return;
}
if (IsMatrixType(expression.GetExpressionType()))
{
var count = 0;
ICSharpExpression scalar = null;
while (true)
{
count++;
var curExpr = parent.GetContainingParenthesizedExpression();
var byLeft = MultiplicativeExpressionNavigator.GetByLeftOperand(curExpr);
var byRight = MultiplicativeExpressionNavigator.GetByRightOperand(curExpr);
if (byLeft == null && byRight != null)
{
scalar = byRight?.LeftOperand;
parent = byRight;
}
else if (byRight == null && byLeft != null)
{
scalar = byLeft?.RightOperand;
parent = byLeft;
}
else
{
break;
}
}
// incomplete expression
if (scalar == null)
{
return;
}
if (count > 1)
{
Assertion.Assert(scalar != null, "scalar != null");
consumer.AddHighlighting(new InefficientMultiplicationOrderWarning(parent, expression, scalar));
}
}
}
