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Make some bool fields in nullability_node non-nullable

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Change-Id: If50538f4e4c189d45af0a2c22e7a6a19a29c7f68
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/265080
Auto-Submit: Samuel Rawlins <srawlins@google.com>
Commit-Queue: Paul Berry <paulberry@google.com>
Reviewed-by: Paul Berry <paulberry@google.com>
This commit is contained in:
Sam Rawlins 2022-10-21 13:23:57 +00:00 committed by Commit Queue
parent e20d10ea38
commit e7c590b137
1 changed files with 7 additions and 5 deletions
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12
pkg/nnbd_migration/lib/src/nullability_node.dart
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@ -84,15 +84,17 @@ class NullabilityEdge implements EdgeInfo {
final String description;
/// Whether this edge is the result of an uninitialized variable declaration.
final bool? isUninit;
final bool isUninit;
/// Whether this edge is the result of an assignment within the test package's
/// `setUp` function.
final bool? isSetupAssignment;
final bool isSetupAssignment;
NullabilityEdge._(
this.destinationNode, this.upstreamNodes, this._kind, this.description,
{this.codeReference, this.isUninit, this.isSetupAssignment});
{this.codeReference,
this.isUninit = false,
this.isSetupAssignment = false});
@override
Iterable<NullabilityNode?> get guards => upstreamNodes.skip(1);
@ -964,11 +966,11 @@ class _PropagationState {
var edge = step.edge;
if (!edge.isTriggered) continue;
var node = edge.destinationNode;
if (edge.isUninit! && !node.isNullable) {
if (edge.isUninit && !node.isNullable) {
// [edge] is an edge from always to an uninitialized variable
// declaration.
var isSetupAssigned = node.upstreamEdges
.any((e) => e is NullabilityEdge && e.isSetupAssignment!);
.any((e) => e is NullabilityEdge && e.isSetupAssignment);
// Whether all downstream edges go to nodes with non-null intent.
var allDownstreamHaveNonNullIntent = false;