Migration guide for RouteSettings copyWith

Summary

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The RouteSettings.copyWith method is removed, and apps that use it need to use the constructor to create a new RouteSettings instance instead.

Context

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With the introduction of the Page class, the RouteSettings.copyWith was no longer a viable API.

Description of change

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RouteSettings.copyWith was removed

Migration guide

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Code before migration:

dart
RouteSettings newSettings = oldSettings.copyWith(name: 'new name');

Code after migration:

dart
RouteSettings newSettings = RouteSettings(name: 'new name', arguments: oldSettings.arguments);

Timeline

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Landed in version: 3.5.0-9.0.pre-137-gc6f6095acd
In stable release: 3.7

References

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Relevant PRs: