astro/packages/integrations/svelte/client.js
Nate Moore 7373d61cdc
Enable named slots in renderers (#3652)
* feat: pass all slots to renderers

* refactor: pass `slots` as top-level props

* test: add named slot test for frameworks

* fix: nested hydration, slots that are not initially rendered

* test: add nested-recursive e2e test

* fix: render unmatched custom element children

* chore: update lockfile

* fix: unrendered slots for client:only

* fix(lit): ensure lit integration uses new slots API

* chore: add changeset

* chore: add changesets

* fix: lit slots

* feat: convert dash-case or snake_case slots to camelCase for JSX

* feat: remove tmpl special logic

* test: add slot components-in-markdown test

* refactor: prefer Object.entries.map() to for/of loop

Co-authored-by: Nate Moore <nate@astro.build>
2022-06-23 10:10:54 -05:00

43 lines
850 B
JavaScript

const noop = () => {};
export default (target) => {
return (Component, props, slotted, { client }) => {
if (!target.hasAttribute('ssr')) return;
delete props['class'];
const slots = {};
for (const [key, value] of Object.entries(slotted)) {
slots[key] = createSlotDefinition(key, value);
}
try {
new Component({
target,
props: {
...props,
$$slots: slots,
$$scope: { ctx: [] }
},
hydrate: client !== 'only',
$$inline: true,
});
} catch (e) {}
};
};
function createSlotDefinition(key, children) {
return [
() => ({
// mount
m(target) {
target.insertAdjacentHTML('beforeend', `<astro-slot${key === 'default' ? '' : ` name="${key}"`}>${children}</astro-slot>`)
},
// create
c: noop,
// hydrate
l: noop,
// destroy
d: noop,
}),
noop,
noop,
]
}