38NullableFlowState result = NullableFlowState.NotNull;

235private static readonly TypeWithState _invalidType = TypeWithState.Create(new UnsupportedMetadataTypeSymbol(), NullableFlowState.NotNull); 2011return NullableFlowState.NotNull; 2044return NullableFlowState.NotNull; 2073var result = NullableFlowState.NotNull; 2094return NullableFlowState.NotNull; 2440case NullableFlowState.NotNull: 2823NullableFlowState.NotNull; 2871/// and the new state is not <see cref="NullableFlowState.NotNull"/>, this method should be called to perform the 2879if (newState != NullableFlowState.NotNull && NonMonotonicState.HasValue) 3100return TypeWithState.Create(parameterType.Type, NullableFlowState.NotNull); 3403SetState(ref state, slot, NullableFlowState.NotNull); 3676placeholderResult = new VisitResult(placeholder.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull); 3927SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 3935SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 4031NullableFlowState.NotNull)); 4241return NullableFlowState.NotNull; 4362Debug.Assert(resultState == NullableFlowState.NotNull); 4402return (-1, NullableFlowState.NotNull, inferInitialObjectStateAsContinuation(node, arguments, argumentResults, hasObjectInitializer)); 4408var resultState = NullableFlowState.NotNull; 4497Debug.Assert(resultState == NullableFlowState.NotNull); 4650var result = new VisitResult(objectInitializer.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull); 4675argumentResults = argumentResults.SetItem(0, new VisitResult(containingType, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull)); 4801firstArgumentResult = new VisitResult(containingType, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull); 4894SetAnalyzedNullability(node.ImplicitReceiverOpt, new VisitResult(node.ImplicitReceiverOpt.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull)); 4952SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4957var resultType = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 5065SetResultType(node, TypeWithState.Create(anonymousType, NullableFlowState.NotNull)); 5097SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 5102SetResultType(node, TypeWithState.Create(arrayType, NullableFlowState.NotNull)); 5380NullableFlowState resultState = NullableFlowState.NotNull; 5411resultState = NullableFlowState.NotNull; 6000SetState(ref stateToUpdate, slot, NullableFlowState.NotNull); 6029SetState(ref state, slot, NullableFlowState.NotNull); 6054if (GetState(ref state, slot) == NullableFlowState.NotNull) 6086SetState(ref state, childSlot, NullableFlowState.NotNull); 6165SetState(ref this.State, leftSlot, NullableFlowState.NotNull); 6220BoundNullCoalescingOperatorResultKind.NoCommonType => (node.Type, NullableFlowState.NotNull), 6225BoundNullCoalescingOperatorResultKind.RightDynamicType => (rightResultType!, NullableFlowState.NotNull), 6243return (rightType, NullableFlowState.NotNull); 6249return (leftType, NullableFlowState.NotNull); 6264TypeWithState.Create(leftType, NullableFlowState.NotNull), 6275return (rightType, NullableFlowState.NotNull); 6771SetResultType(node, TypeWithState.Create(rvalueType, NullableFlowState.NotNull)); 7329return NullableFlowState.NotNull; 7463return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8085SetState(ref state, memberSlot, NullableFlowState.NotNull); 8536return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8555return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8574return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 9418SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 9425SetState(ref this.State, slot, NullableFlowState.NotNull); 9443SetResultType(node, TypeWithState.Create(tupleOpt, NullableFlowState.NotNull)); 9566SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 9583SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 9878NullableFlowState resultState = NullableFlowState.NotNull; 9910resultState = NullableFlowState.NotNull; 9935return TypeWithState.Create(targetType, NullableFlowState.NotNull); 9941resultState = NullableFlowState.NotNull; 9945resultState = NullableFlowState.NotNull; 9950resultState = NullableFlowState.NotNull; 10010resultState = NullableFlowState.NotNull; 10172resultState = NullableFlowState.NotNull; 10245resultState = NullableFlowState.NotNull; 10469var resultType = TypeWithState.Create(targetType, NullableFlowState.NotNull); 10621var resultType = TypeWithState.Create(targetTypeWithNullability.Type, NullableFlowState.NotNull); 10710unionTypeWithState = TypeWithState.Create(toType, NullableFlowState.NotNull); 10921var result = TypeWithState.Create(delegateType, NullableFlowState.NotNull); 11218var rvalueResult = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 11636var valueBeforeNullableWrapping = TypeWithState.Create(underlyingType.Type, NullableFlowState.NotNull); 11769SetResultType(node, TypeWithState.Create(receiverType.Type, NullableFlowState.NotNull)); 11793SetResultType(node, TypeWithState.Create(opType.Type, NullableFlowState.NotNull)); 11962SetResultType(node, TypeWithState.Create(receiverType.Type, NullableFlowState.NotNull)); 11990SetResultType(node, TypeWithState.Create(opType.Type, NullableFlowState.NotNull)); 12371SetState(ref this.StateWhenTrue, slotToSet, NullableFlowState.NotNull); 12593if (enumeratorReturnType.State != NullableFlowState.NotNull) 12664var state = NullableFlowState.NotNull; 12868TypeWithState.Create(node.Type, node.OperatorKind.IsLifted() ? argumentResult.State : NullableFlowState.NotNull); 13134SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 13171SetState(ref this.State, slot, NullableFlowState.NotNull); 13217NullableFlowState resultState = NullableFlowState.NotNull; 13270SetResultType(node, TypeWithState.Create(node.Type, node.Type?.CanContainNull() != false && node.ConstantValueOpt?.IsNull == true ? NullableFlowState.MaybeDefault : NullableFlowState.NotNull)); 13554SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 13569SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 13618SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 13624SetResultType(node, TypeWithState.Create(type, NullableFlowState.NotNull)); 13692SetState(ref this.State, slot, NullableFlowState.NotNull); 13834Debug.Assert(ResultType is TypeWithState { Type: FunctionPointerTypeSymbol { }, State: NullableFlowState.NotNull }); 14140SetValue(Id, index, useNotNullsAsDefault ? NullableFlowState.NotNull : walker.GetDefaultState(ref this, slot)); 14172return NullableFlowState.NotNull; 14181(false, false) => NullableFlowState.NotNull, // Should not be reachable 14184(true, true) => NullableFlowState.NotNull 14213NullableFlowState.NotNull => (true, true), 14267var oldValue = oldReachable ? GetValue(i) : NullableFlowState.NotNull;

466SetState(ref State, outputSlot, NullableFlowState.NotNull); 518SetState(ref this.State, outputSlot, NullableFlowState.NotNull); // Slice value is assumed to be never null 999receiverType: TypeWithState.Create(inputType, NullableFlowState.NotNull),

1231return NullableFlowState.NotNull; 1235return type.IsNullableTypeOrTypeParameter() ? NullableFlowState.MaybeNull : NullableFlowState.NotNull; 1242return NullableFlowState.NotNull; 1247return NullableFlowState.NotNull; 1267if (state == NullableFlowState.NotNull)

11/// When in doubt we conservatively use <see cref="NullableFlowState.NotNull"/>

13public static bool MayBeNull(this NullableFlowState state) => state != NullableFlowState.NotNull; 15public static bool IsNotNull(this NullableFlowState state) => state == NullableFlowState.NotNull; 25/// The result is <see cref="NullableFlowState.NotNull"/> if either operand is that. 32CSharp.NullableFlowState.NotNull => CodeAnalysis.NullableFlowState.NotNull, 42CodeAnalysis.NullableFlowState.None => CSharp.NullableFlowState.NotNull, 43CodeAnalysis.NullableFlowState.NotNull => CSharp.NullableFlowState.NotNull,

817return annotation.IsAnnotated() ? NullableFlowState.MaybeDefault : NullableFlowState.NotNull; 821return annotation switch { NullableAnnotation.Annotated => NullableFlowState.MaybeDefault, NullableAnnotation.NotAnnotated => NullableFlowState.MaybeNull, _ => NullableFlowState.NotNull }; 825return annotation switch { NullableAnnotation.Annotated => NullableFlowState.MaybeDefault, _ => NullableFlowState.NotNull }; 831return annotation switch { NullableAnnotation.Annotated => NullableFlowState.MaybeNull, _ => NullableFlowState.NotNull };

21public bool IsNotNull => State == NullableFlowState.NotNull; 36var state = defaultState != NullableFlowState.NotNull && type?.CanContainNull() != false ? NullableFlowState.MaybeNull : NullableFlowState.NotNull; 54state = NullableFlowState.NotNull; 63state = NullableFlowState.NotNull; 71Debug.Assert(state == NullableFlowState.NotNull || type?.CanContainNull() != false); 81public TypeWithState WithNotNullState() => new TypeWithState(Type, NullableFlowState.NotNull); 83public TypeWithState WithSuppression(bool suppress) => suppress ? new TypeWithState(Type, NullableFlowState.NotNull) : this;