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fix(database): cache the result of event.snapshot to be able to compare the value #9899

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merged 1 commit into from Nov 14, 2022
Merged

fix(database): cache the result of event.snapshot to be able to compare the value #9899

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6 changes: 5 additions & 1 deletion packages/firebase_database/firebase_database/lib/src/database_event.dart
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Expand Up @@ -16,8 +16,12 @@ class DatabaseEvent {
/// The type of event.
DatabaseEventType get type => _delegate.type;

/// The cached [DataSnapshot] for the event.
DataSnapshot? _dataSnapshot;

/// The [DataSnapshot] for this event.
DataSnapshot get snapshot => DataSnapshot._(_delegate.snapshot);
DataSnapshot get snapshot =>
_dataSnapshot ??= DataSnapshot._(_delegate.snapshot);

/// A string containing the key of the previous sibling child by sort order,
/// or null if it is the first child.
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