public void SyntaxFacts_Token_SwapBinaryExpressionTokenKind_Throws()
{
var invalidOperators = GetAllKinds().Where(k => !SyntaxFacts.CanSwapBinaryExpressionTokenKind(k));
foreach (var tokenKind in invalidOperators)
{
Assert.Throws <InvalidOperationException>(() => SyntaxFacts.SwapBinaryExpressionTokenKind(tokenKind));
}
}
protected override IEnumerable <ICodeAction> GetRefactorings(SemanticModel semanticModel, int position, BinaryExpressionSyntax node)
{
var operatorToken = node.OperatorToken;
var canSwap = operatorToken.Span.ContainsOrTouches(position) &&
SyntaxFacts.CanSwapBinaryExpressionTokenKind(operatorToken.Kind);
return(canSwap
? new[] { new FlipBinaryOperatorSidesCodeAction(node) }
: Enumerable.Empty <ICodeAction>());
}
public static IEnumerable <object[]> GetBinaryOperatorTokensThatCannotBeSwapped()
{
return(SyntaxFacts.GetBinaryExpressionTokenKinds()
.Where(k => !SyntaxFacts.CanSwapBinaryExpressionTokenKind(k))
.Select(k => new object[] { k }));
}