ProviderObserver class Null safety

An object that listens to the changes of a ProviderContainer.

This can be used for logging or making devtools.

Constructors

ProviderObserver()
An object that listens to the changes of a ProviderContainer.
const

Properties

hashCode int
The hash code for this object.
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

didAddProvider(ProviderBase provider, Object? value, ProviderContainer container) → void
A provider was initialized, and the value exposed is value.
didDisposeProvider(ProviderBase provider, ProviderContainer containers) → void
A provider was disposed
didUpdateProvider(ProviderBase provider, Object? previousValue, Object? newValue, ProviderContainer container) → void
Called my providers when they emit a notification.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
providerDidFail(ProviderBase provider, Object error, StackTrace stackTrace, ProviderContainer container) → void
A provider emitted an error, be it by throwing during initialization or by having a Future/Stream emit an error
toString() String
A string representation of this object.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited