public override IEnumerable <Mutation> ApplyMutations(BinaryExpressionSyntax node)
{
if (KindsToMutate.ContainsKey(node.Kind()))
{
foreach (var mutationKind in KindsToMutate[node.Kind()])
{
var nodeLeft = node.Left;
if (node.Kind() is SyntaxKind.AddExpression)
{
yield return(new Mutation
{
OriginalNode = node,
ReplacementNode = nodeLeft,
DisplayName = $"Arithmetic operator mutation - {node} replace with {nodeLeft}",
Type = MutatorType.Arithmetic
});
}
else
{
var replacementNode = SyntaxFactory.BinaryExpression(mutationKind, nodeLeft, node.Right);
replacementNode = replacementNode.WithOperatorToken(replacementNode.OperatorToken.WithTriviaFrom(node.OperatorToken));
yield return(new Mutation
{
OriginalNode = node,
ReplacementNode = replacementNode,
DisplayName = $"Arithmetic operator mutation - {node} replace with {replacementNode}",
Type = MutatorType.Arithmetic
});
}
}
}
}
public override IEnumerable <Mutation> ApplyMutations(BinaryExpressionSyntax node)
{
if (KindsToMutate.ContainsKey(node.Kind()))
{
foreach (var mutationKind in KindsToMutate[node.Kind()])
{
var nodeLeft = node.Left;
var replacementNode = SyntaxFactory.BinaryExpression(mutationKind, nodeLeft, node.Right);
replacementNode = replacementNode.WithOperatorToken(replacementNode.OperatorToken.WithTriviaFrom(node.OperatorToken));
yield return(new Mutation
{
OriginalNode = node,
ReplacementNode = replacementNode,
DisplayName = $"Bitwise operator mutation - {node} replace with {replacementNode}",
Type = MutatorType.Bitwise
});
}
}
else if (node.Kind() == SyntaxKind.ExclusiveOrExpression)
{
yield return(GetLogicalMutation(node));
yield return(GetIntegralMutation(node));
}
}
public override IEnumerable <Mutation> ApplyMutations(LiteralExpressionSyntax node)
{
if (KindsToMutate.ContainsKey(node.Kind()))
{
var replacementNode = SyntaxFactory.LiteralExpression(KindsToMutate[node.Kind()]);
yield return(new Mutation()
{
OriginalNode = node,
ReplacementNode = replacementNode,
DisplayName = $"Boolean mutation mutation - {node} replace with {replacementNode}",
Type = MutatorType.Boolean
});
}
}