controlflow

if (referenceExpression.QualifierType() is IDeclaredType declaredType)
{
  if (declaredType.GetTypeElement() is IStruct @struct && @struct.IsByRefLike)
  {
    consumer.AddHighlighting(new RefStructMethodGroupsError(referenceExpression));
  }
}

controlflow

    public override bool Accepts(IDeclaredElement declaredElement, ISubstitution substitution)
    {
      switch (declaredElement)
      {
        case ISymbolAlias symbolAlias:
        {
          var aliasedSymbol = symbolAlias.GetAliasedSymbol();
          if (aliasedSymbol == null) return true;

          return Accepts(aliasedSymbol.Element, aliasedSymbol.Substitution);

controlflow

[NotNull, Pure]
public static IPattern UnwrapFromSandbox([NotNull] this IPattern pattern)
{
  if (pattern.Parent is ISandBox sandBox
      && sandBox.ContextType == SandBoxContextType.Replace
      && sandBox.ContextNode is IPattern replacedPattern)
  {
    return replacedPattern;
  }

controlflow

var elementType = GetElementType(declaredElement);
if (elementType is IDeclaredType declaredType)
{
  var delegateInvokeMethod = declaredType.GetTypeElement<IDelegate>()?.InvokeMethod;
  if (delegateInvokeMethod != null)
  {
    var returnType = declaredType.GetSubstitution()[delegateInvokeMethod.ReturnType];
    if (returnType.IsValid())
    {

controlflow

      switch (myJumpStatement)
      {
        case IReturnStatement returnStatement when returnStatement.Value != null:
          ReplaceWithValue(returnStatement, returnStatement.Value);
          break;

        case IYieldStatement yieldStatement when yieldStatement.Expression != null:
          ReplaceWithValue(yieldStatement, yieldStatement.Value);
          break;

controlflow

BenchmarkDotNet=v0.12.0, OS=Windows 10.0.17763.805 (1809/October2018Update/Redstone5), VM=VMware
Intel Core i7-7700K CPU 4.20GHz (Kaby Lake), 1 CPU, 4 logical and 4 physical cores
.NET Core SDK=2.1.507
  [Host]     : .NET Core 2.1.11 (CoreCLR 4.6.27617.04, CoreFX 4.6.27617.02), X64 RyuJIT
  DefaultJob : .NET Core 2.1.11 (CoreCLR 4.6.27617.04, CoreFX 4.6.27617.02), X64 RyuJIT


|         Method | Count |        Mean |     Error |    StdDev | Rank |
|--------------- |------ |------------:|----------:|----------:|-----:|
|       IntArray |  1000 |    407.0 ns |   5.17 ns |   4.84 ns |    1 |

controlflow

BenchmarkDotNet=v0.12.0, OS=Windows 10.0.17763.805 (1809/October2018Update/Redstone5), VM=VMware
Intel Core i7-7700K CPU 4.20GHz (Kaby Lake), 1 CPU, 4 logical and 4 physical cores
  [Host]     : .NET Framework 4.8 (4.8.4018.0), X86 LegacyJIT
  DefaultJob : .NET Framework 4.8 (4.8.4018.0), X86 LegacyJIT


|         Method | Count |        Mean |     Error |    StdDev | Rank |
|--------------- |------ |------------:|----------:|----------:|-----:|
|       IntArray |  1000 |    260.9 ns |   3.25 ns |   3.04 ns |    1 |
|    StringArray |  1000 |  3,372.6 ns |  25.71 ns |  22.79 ns |    4 |

controlflow

          switch (targetIdentifier.Name)
          {
            case "assembly":
              return AttributeTargets.Assembly;
            case "module":
              return AttributeTargets.Module;
            case "return":
              return AttributeTargets.ReturnValue;
            case "field":
              return AttributeTargets.Field;

controlflow

foreach (var sourceFile in transaction.GetProperties(typeof(SymbolCache)).OfType<Pair<IPsiSourceFile, bool>>())
{
  SynchUpdateCacheForFile(sourceFile: sourceFile.First, isRollback: true, underTransaction: false, fireEvent: sourceFile.Second);
}

controlflow

// 1
foreach (var x in xs)
  using (var r = x.GetResource())
    DoWork(x, r);


// 2    
foreach (var x in xs)
  using (var r = x.GetResource()) {
    DoWork(x, r);