How to use the react-helmet.Helmet.canUseDOM function in react-helmet
To help you get started, we’ve selected a few react-helmet examples, based on popular ways it is used in public projects.
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mozilla / addons-frontend / tests / server / amo / TestDetailsPage.js View on Github 
before(() => {
// Tell helmet to run as if it's a server render.
// This is caused by the jsdom env.
Helmet.canUseDOM = false;
return runTestServer({ app: 'amo' })
.then((server) => {
app = server;
});
});export function HelmetProvider({
canUseDOM,
context,
children,
}: HelmetProviderProps): React.ReactElement {
// react-helmet thinks it's in a browser because of JSDOM, so we need to
// manually let it know that we're doing static rendering.
if (canUseDOM !== undefined) {
Helmet.canUseDOM = canUseDOM
}
if (context && !Helmet.canUseDOM) {
context.getHelmet = () => {
return Helmet.renderStatic()
}
}
return (
{children}
)
}export function HelmetProvider({
canUseDOM,
context,
children,
}: HelmetProviderProps): React.ReactElement {
// react-helmet thinks it's in a browser because of JSDOM, so we need to
// manually let it know that we're doing static rendering.
if (canUseDOM !== undefined) {
Helmet.canUseDOM = canUseDOM
}
if (context && !Helmet.canUseDOM) {
context.getHelmet = () => {
return Helmet.renderStatic()
}
}
return (
{children}
)
}
