xref: /expo/packages/expo-router/build/static/renderStaticContent.js.map (revision fabbd5d2)

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To prevent this warning, we'll reset the globals before rendering.\n  const contexts = '__react_navigation__elements_contexts';\n  global[contexts] = new Map<string, React.Context<any>>();\n}\n\nexport function getStaticContent(location: URL): string {\n  const headContext: { helmet?: any } = {};\n\n  const ref = React.createRef<ServerContainerRef>();\n\n  const {\n    // Skipping the `element` that's returned to ensure the HTML\n    // matches what's used in the client -- this results in two extra Views and\n    // the seemingly unused `RootTagContext.Provider` from being added.\n    getStyleElement,\n  } = AppRegistry.getApplication('App');\n\n  const Root = getRootComponent();\n\n  // This MUST be run before `ReactDOMServer.renderToString` to prevent\n  // \"Warning: Detected multiple renderers concurrently rendering the same context provider. This is currently unsupported.\"\n  resetReactNavigationContexts();\n\n  const html = ReactDOMServer.renderToString(\n    <Head.Provider context={headContext}>\n      <ServerContainer ref={ref}>\n        <App\n          location={location}\n          wrapper={({ children }) => {\n            return React.createElement(Root, {\n              children: React.createElement(\n                'div',\n                {\n                  id: 'root',\n                },\n                children\n              ),\n            });\n          }}\n        />\n      </ServerContainer>\n    </Head.Provider>\n  );\n\n  // Eval the CSS after the HTML is rendered so that the CSS is in the same order\n  const css = ReactDOMServer.renderToStaticMarkup(getStyleElement());\n\n  let output = mixHeadComponentsWithStaticResults(headContext.helmet, html);\n\n  output = output.replace('</head>', `${css}</head>`);\n\n  return '<!DOCTYPE html>' + output;\n}\n\nfunction mixHeadComponentsWithStaticResults(helmet: any, html: string) {\n  // Head components\n  for (const key of ['title', 'priority', 'meta', 'link', 'script', 'style'].reverse()) {\n    const result = helmet?.[key]?.toString();\n    if (result) {\n      html = html.replace('<head>', `<head>${result}`);\n    }\n  }\n\n  // attributes\n  html = html.replace('<html ', `<html ${helmet?.htmlAttributes.toString()} `);\n  html = html.replace('<body ', `<body ${helmet?.bodyAttributes.toString()} `);\n\n  return html;\n}\n\n// Re-export for use in server\nexport { getManifest };\n"]}