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rdlabo merged 1 commit into from
Aug 22, 2026
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docs: document grouped list migration #29

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15 changes: 15 additions & 0 deletions docs/migration.md
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Expand Up @@ -46,6 +46,21 @@ The new rule rejects the NgModule-based `@ionic/angular/lazy` entry point and `I

Import `provideIonicAngular` from `@ionic/angular`. Complete the Angular NgModule-to-standalone migration before removing `IonicModule`; it cannot be replaced safely inside an NgModule with a one-line autofix.

### Recommended preset list structure

Version 22 also enables `require-ion-item-group` in the recommended preset.
Existing Ionic templates may therefore report new errors when an `ion-item`
inside `ion-list` is not wrapped by `ion-item-group`, `ion-reorder-group`,
`ion-radio-group`, or `ion-accordion` within `ion-accordion-group`.

The rule applies safe automatic fixes only when it can determine the intended
group boundary. Reusable or ambiguous templates are reported without being
modified. Wrapper components are checked through their own templates, so a
custom element that renders a valid grouped list is not treated as a bare
`ion-item` in its caller. See
[`require-ion-item-group`](./rules/require-ion-item-group.md) for the supported
structures and fix constraints.

### Boolean autocorrect

Ionic 9 changes `autocorrect` on `ion-input` and `ion-searchbar` from `'on' | 'off'` to `boolean`. The `ionic-attr-type-check` rule now fixes the old string form:
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