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Diffstat (limited to 'docs/api.md')
| -rw-r--r-- | docs/api.md | 18 |
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diff --git a/docs/api.md b/docs/api.md index 9037b75de..ed04ab5a8 100644 --- a/docs/api.md +++ b/docs/api.md @@ -146,6 +146,24 @@ Astro will generate an RSS 2.0 feed at `/feed/[collection].xml` (for example, `/ <link rel="alternate" type="application/rss+xml" title="My RSS Feed" href="/feed/podcast.xml" /> ``` +### `import.meta` + +All ESM modules include a `import.meta` property. Astro adds `import.meta.env` through [Snowpack](https://www.snowpack.dev/). + +__import.meta.env.SSR__ can be used to know when rendering on the server. Some times you might want different logic, for example a component that should only be rendered in the client: + +```jsx +import { h } from 'preact'; + +export default function() { + return ( + import.meta.env.SSR ? + <div class="spinner"></div> : + <FancyComponent /> + ) +} +``` + [canonical]: https://en.wikipedia.org/wiki/Canonical_link_element [config]: ../README.md#%EF%B8%8F-configuration [docs-collections]: ./collections.md |