public override void VisitIfElseStatement(IfElseStatement ifElseStatement)
{
base.VisitIfElseStatement(ifElseStatement);
var match = ifPattern.Match(ifElseStatement);
if (match.Success)
{
var cond1 = match.Get <Expression>("condition").Single();
var cond2 = match.Get <Expression>("condition2").Single();
if (!AlUtil.AreConditionsEqual(cond1, cond2))
{
return;
}
AddIssue(new CodeIssue(
ifElseStatement.IfToken,
ctx.TranslateString("Statement can be simplified to 'while' statement"),
ctx.TranslateString("Replace with 'while'"),
script => {
script.Replace(
ifElseStatement,
new WhileStatement(
cond1.Clone(),
match.Get <Statement>("EmbeddedStatement").Single().Clone()
)
);
}
)
{
IssueMarker = IssueMarker.DottedLine
});
}
}
public override void VisitInvocationExpression(InvocationExpression invocationExpression)
{
base.VisitInvocationExpression(invocationExpression);
var rr = ctx.Resolve(invocationExpression) as InvocationResolveResult;
if (rr == null || rr.Member.Name != "Equals" || !rr.Member.ReturnType.IsKnownType(KnownTypeCode.Boolean))
{
return;
}
if (rr.Member.IsStatic)
{
if (rr.Member.Parameters.Count != 2)
{
return;
}
if (AlUtil.AreConditionsEqual(invocationExpression.Arguments.FirstOrDefault(), invocationExpression.Arguments.Last()))
{
if ((invocationExpression.Parent is UnaryOperatorExpression) && ((UnaryOperatorExpression)invocationExpression.Parent).Operator == UnaryOperatorType.Not)
{
AddIssue(invocationExpression.Parent, invocationExpression.Parent, false);
}
else
{
AddIssue(invocationExpression, invocationExpression, true);
}
}
}
else
{
if (rr.Member.Parameters.Count != 1)
{
return;
}
var target = invocationExpression.Target as MemberReferenceExpression;
if (target == null)
{
return;
}
if (AlUtil.AreConditionsEqual(invocationExpression.Arguments.FirstOrDefault(), target.Target))
{
if ((invocationExpression.Parent is UnaryOperatorExpression) && ((UnaryOperatorExpression)invocationExpression.Parent).Operator == UnaryOperatorType.Not)
{
AddIssue(invocationExpression.Parent, invocationExpression.Parent, false);
}
else
{
AddIssue(invocationExpression, invocationExpression, true);
}
}
}
}
