astro-community / experiments

A collection of experimental Astro components and tooling

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Astro Experiments

A collection of experimental Astro components and tooling.

Usage

---
import Poly from '@astropub/experiments/Poly'
import PolyProxy from '@astropub/experiments/PolyProxy'
import ShadowRoot from '@astropub/experiments/ShadowRoot'
---
---
import { Poly, PolyProxy, ShadowRoot } from '@astropub/experiments'
---

Experiments

Poly

The Poly component generates any type of element from an as attribute.

Poly Usage

---
import Poly from '@astropub/experiments/Poly'
---
<Poly as="h1">
  <!-- renders within `<h1>` -->
</Poly>
---
import Poly from '@astropub/experiments/Poly'
---
<Poly as="custom-element">
  <!-- renders within `<custom-element>` -->
</Poly>

PolyProxy

The PolyProxy component generates any type of element using dot syntax.

PolyProxy Usage

---
import PolyProxy from '@astropub/experiments/PolyProxy'
---
<PolyProxy.h1>
  <!-- renders within `<h1>` -->
</PolyProxy.h1>
---
import PolyProxy from '@astropub/experiments/PolyProxy'
---
<PolyProxy.CustomElement>
  <!-- renders within `<custom-element>` -->
</PolyProxy>

ShadowRoot

The ShadowRoot component generates a <template shadowroot="open"> wrapper.

ShadowRoot Usage

---
import ShadowRoot from '@astropub/experiments/ShadowRoot'
---
<custom-tabs>
  <ShadowRoot>
    <!-- renders within `<template shadowroot="open">` -->
    <!-- anything here renders within an open shadow dom -->
  </ShadowRoot>
</custom-tabs>
---
import ShadowRoot from '@astropub/experiments/ShadowRoot'
---
<custom-tabs>
  <ShadowRoot closed>
    <!-- renders within `<template shadowroot="closed">` -->
    <!-- anything here renders within a closed shadow dom -->
  </ShadowRoot>
</custom-tabs>

toAstroWebComponent

The toAstroWebComponent component generates an Astro wrapper for a genuine Web Component.

toAstroWebComponent Usage

---
import toAstroWebComponent from '@astropub/experiments/toAstroWebComponent'

const Heading = toAstroWebComponent(
  import.meta.glob('../components/HTMLHeadingElement.js'), import.meta.url
)
---
<Heading>
  <!-- renders within `<html-heading>` -->
  <!-- or whatever name the component is given from `customElements.define` -->
</Heading>
// ../components/HTMLHeadingElement.js
export default class HTMLHeadingElement extends HTMLElement {
  connectedCallback() {
    const shadowRoot = this.shadowRoot || this.attachShadow({ mode: 'open' })
    const h1 = shadowRoot.firstChild || shadowRoot.appendChild(document.createElement('h1'))

    h1.firstChild || h1.appendChild(document.createElement('slot'))
  }
}

About

A collection of experimental Astro components and tooling

License:Creative Commons Zero v1.0 Universal


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