Context class

A Context to be passed along with a Request.

This implementation relies on Object.runtimeType. Context entries appear only once per type.

Annotations

• @immutable

Constructors

Context()

Create an empty context.

const

Context.fromList(List<ContextEntry> entries)

Creates a context from a list of entries.

Context.fromMap(Map<Type, ContextEntry?> context)

Creates a context from initial values represented as a map

factory

Properties

hashCode → int

The hash code for this object.

no setter, override

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

entry<T extends ContextEntry>([T? defaultValue]) → T?

Retrieves an entry from Context by type T.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

override

updateEntry<T extends ContextEntry>(ContextUpdater<T?> update) → Context

Create a Context by updating entry of type T

withEntry<T extends ContextEntry>(T? entry) → Context

Create a Context with entry added to the existing entries.

Operators

operator ==(Object o) → bool

The equality operator.

override