38NullableFlowState result = NullableFlowState.NotNull;

235private static readonly TypeWithState _invalidType = TypeWithState.Create(new UnsupportedMetadataTypeSymbol(), NullableFlowState.NotNull); 1992return NullableFlowState.NotNull; 2025return NullableFlowState.NotNull; 2055return NullableFlowState.NotNull; 2401case NullableFlowState.NotNull: 2776NullableFlowState.NotNull; 2824/// and the new state is not <see cref="NullableFlowState.NotNull"/>, this method should be called to perform the 2832if (newState != NullableFlowState.NotNull && NonMonotonicState.HasValue) 3053return TypeWithState.Create(parameterType.Type, NullableFlowState.NotNull); 3356SetState(ref state, slot, NullableFlowState.NotNull); 3853SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 3861SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 4033return NullableFlowState.NotNull; 4152Debug.Assert(resultState == NullableFlowState.NotNull); 4192return (-1, NullableFlowState.NotNull, inferInitialObjectStateAsContinuation(node, arguments, argumentResults, hasObjectInitializer)); 4198var resultState = NullableFlowState.NotNull; 4265Debug.Assert(resultState == NullableFlowState.NotNull); 4399var result = new VisitResult(objectInitializer.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull); 4626SetAnalyzedNullability(node.ImplicitReceiverOpt, new VisitResult(node.ImplicitReceiverOpt.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull)); 4684SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4689var resultType = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 4797SetResultType(node, TypeWithState.Create(anonymousType, NullableFlowState.NotNull)); 4829SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4834SetResultType(node, TypeWithState.Create(arrayType, NullableFlowState.NotNull)); 5112NullableFlowState resultState = NullableFlowState.NotNull; 5143resultState = NullableFlowState.NotNull; 5732SetState(ref stateToUpdate, slot, NullableFlowState.NotNull); 5761SetState(ref state, slot, NullableFlowState.NotNull); 5786if (GetState(ref state, slot) == NullableFlowState.NotNull) 5818SetState(ref state, childSlot, NullableFlowState.NotNull); 5897SetState(ref this.State, leftSlot, NullableFlowState.NotNull); 5952BoundNullCoalescingOperatorResultKind.NoCommonType => (node.Type, NullableFlowState.NotNull), 5957BoundNullCoalescingOperatorResultKind.RightDynamicType => (rightResultType!, NullableFlowState.NotNull), 5974return (rightType, NullableFlowState.NotNull); 5979return (leftType, NullableFlowState.NotNull); 5994TypeWithState.Create(leftType, NullableFlowState.NotNull), 6005return (rightType, NullableFlowState.NotNull); 6501SetResultType(node, TypeWithState.Create(rvalueType, NullableFlowState.NotNull)); 7032return NullableFlowState.NotNull; 7166return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7756SetState(ref state, memberSlot, NullableFlowState.NotNull); 8191return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8210return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8229return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 9062SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 9069SetState(ref this.State, slot, NullableFlowState.NotNull); 9087SetResultType(node, TypeWithState.Create(tupleOpt, NullableFlowState.NotNull)); 9209SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 9226SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 9462NullableFlowState resultState = NullableFlowState.NotNull; 9494resultState = NullableFlowState.NotNull; 9518return TypeWithState.Create(targetType, NullableFlowState.NotNull); 9524resultState = NullableFlowState.NotNull; 9528resultState = NullableFlowState.NotNull; 9533resultState = NullableFlowState.NotNull; 9573resultState = NullableFlowState.NotNull; 9697resultState = NullableFlowState.NotNull; 9771resultState = NullableFlowState.NotNull; 9996var resultType = TypeWithState.Create(targetType, NullableFlowState.NotNull); 10276var result = TypeWithState.Create(delegateType, NullableFlowState.NotNull); 10573var rvalueResult = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 10991var valueBeforeNullableWrapping = TypeWithState.Create(underlyingType.Type, NullableFlowState.NotNull); 11120SetResultType(node, TypeWithState.Create(receiverType.Type, NullableFlowState.NotNull)); 11144SetResultType(node, TypeWithState.Create(opType.Type, NullableFlowState.NotNull)); 11297SetResultType(node, TypeWithState.Create(receiverType.Type, NullableFlowState.NotNull)); 11325SetResultType(node, TypeWithState.Create(opType.Type, NullableFlowState.NotNull)); 11639SetState(ref this.StateWhenTrue, containingSlot, NullableFlowState.NotNull); 11860if (enumeratorReturnType.State != NullableFlowState.NotNull) 11941var state = NullableFlowState.NotNull; 12145TypeWithState.Create(node.Type, node.OperatorKind.IsLifted() ? argumentResult.State : NullableFlowState.NotNull); 12413SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12450SetState(ref this.State, slot, NullableFlowState.NotNull); 12496NullableFlowState resultState = NullableFlowState.NotNull; 12549SetResultType(node, TypeWithState.Create(node.Type, node.Type?.CanContainNull() != false && node.ConstantValueOpt?.IsNull == true ? NullableFlowState.MaybeDefault : NullableFlowState.NotNull)); 12833SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12848SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12897SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12903SetResultType(node, TypeWithState.Create(type, NullableFlowState.NotNull)); 12971SetState(ref this.State, slot, NullableFlowState.NotNull); 13062Debug.Assert(ResultType is TypeWithState { Type: FunctionPointerTypeSymbol { }, State: NullableFlowState.NotNull }); 13367SetValue(Id, index, useNotNullsAsDefault ? NullableFlowState.NotNull : walker.GetDefaultState(ref this, slot)); 13399return NullableFlowState.NotNull; 13408(false, false) => NullableFlowState.NotNull, // Should not be reachable 13411(true, true) => NullableFlowState.NotNull 13440NullableFlowState.NotNull => (true, true), 13494var oldValue = oldReachable ? GetValue(i) : NullableFlowState.NotNull;

481SetState(ref State, outputSlot, NullableFlowState.NotNull); 579SetState(ref this.State, outputSlot, NullableFlowState.NotNull); // Slice value is assumed to be never null

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;

126982var inputs = new[] { NullableFlowState.NotNull, NullableFlowState.MaybeNull }; 126988{ NullableFlowState.NotNull, NullableFlowState.MaybeNull }, 127014var inputs = new[] { NullableFlowState.NotNull, NullableFlowState.MaybeNull }; 127019{ NullableFlowState.NotNull, NullableFlowState.NotNull }, 127020{ NullableFlowState.NotNull, NullableFlowState.MaybeNull },