michael/astro
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

fix import.meta docs reference

Browse source
This commit is contained in:
Fred K. Schott 2021-07-15 16:03:05 -04:00
parent 719a7217ba
commit 73b8a3a40b
1 changed files with 6 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
docs/src/pages/reference/api-reference.md
View file

@ -169,15 +169,18 @@ Astro will generate an RSS 2.0 feed at `/feed/[collection].xml` (for example, `/
## `import.meta`
All ESM modules include a `import.meta` property. Astro adds `import.meta.env` through [Snowpack](https://www.snowpack.dev/).
> In this section we use `[dot]` to mean `.`. This is because of a bug in our build engine that is rewriting `import[dot]meta[dot]env` if we use `.` instead of `[dot]`.
**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:
All ESM modules include a `import.meta` property. Astro adds `import[dot]meta[dot]env` through [Snowpack](https://www.snowpack.dev/).
**`import[dot]meta[dot]env[dot]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 />;
// Note: rewrite "[dot]" to "." for this to to work in your project.
return import[dot]meta[dot]env[dot]SSR ? <div class="spinner"></div> : <FancyComponent />;
}
```