Files
30-seconds-of-code/node_modules/gatsby/dist/utils/api-browser-docs.js
2019-08-20 15:52:05 +02:00

268 lines
8.9 KiB
JavaScript

"use strict";
/**
* This argument is empty. This is for consistency so `pluginOptions` is always second argument.
* @typedef {undefined} emptyArg
*/
/**
* Object containing options defined in `gatsby-config.js`
* @typedef {object} pluginOptions
*/
/**
* Called when the Gatsby browser runtime first starts.
* @param {emptyArg} _
* @param {pluginOptions} pluginOptions
* @example
* exports.onClientEntry = () => {
* console.log("We've started!")
* callAnalyticsAPI()
* }
*/
exports.onClientEntry = true;
/**
* Called when the initial (but not subsequent) render of Gatsby App is done on the client.
* @param {emptyArg} _
* @param {pluginOptions} pluginOptions
* @example
* exports.onInitialClientRender = () => {
* console.log("ReactDOM.render has executed")
* }
*/
exports.onInitialClientRender = true;
/**
* Called when changing location is started.
* @param {object} $0
* @param {object} $0.location A location object
* @param {object|null} $0.prevLocation The previous location object
* @param {pluginOptions} pluginOptions
* @example
* exports.onPreRouteUpdate = ({ location, prevLocation }) => {
* console.log("Gatsby started to change location to", location.pathname)
* console.log("Gatsby started to change location from", prevLocation ? prevLocation.pathname : null)
* }
*/
exports.onPreRouteUpdate = true;
/**
* Called when changing location is longer than 1 second.
* @param {object} $0
* @param {object} $0.location A location object
* @param {object} $0.action The "action" that caused the route change
* @param {pluginOptions} pluginOptions
* @example
* exports.onRouteUpdateDelayed = () => {
* console.log("We can show loading indicator now")
* }
*/
exports.onRouteUpdateDelayed = true;
/**
* Called when the user changes routes
* @param {object} $0
* @param {object} $0.location A location object
* @param {object|null} $0.prevLocation The previous location object
* @param {pluginOptions} pluginOptions
* @example
* exports.onRouteUpdate = ({ location, prevLocation }) => {
* console.log('new pathname', location.pathname)
* console.log('old pathname', prevLocation ? prevLocation.pathname : null)
* }
*/
exports.onRouteUpdate = true;
/**
* Allow a plugin to decide if the scroll position should update or
* not on a route change.
* @param {object} $0
* @param {object} $0.prevRouterProps The previous state of the router before the route change.
* @param {object} $0.routerProps The current state of the router.
* @param {string} $0.pathname The new pathname (for backwards compatibility with v1).
* @param {function} $0.getSavedScrollPosition Takes a location and returns the
* coordinates of the last scroll position for that location, or `null`. Gatsby
* saves scroll positions for each route in `SessionStorage`, so they are
* available after page reload.
* @returns {(boolean|string|Array)} Should return either an [x, y] Array of
* coordinates to scroll to, a string of the `id` or `name` of an element to
* scroll to, `false` to not update the scroll position, or `true` for the
* default behavior.
* @param {pluginOptions} pluginOptions
* @example
* exports.shouldUpdateScroll = ({
* routerProps: { location },
* getSavedScrollPosition
* }) => {
* const currentPosition = getSavedScrollPosition(location)
* const queriedPosition = getSavedScrollPosition({ pathname: `/random` })
*
* window.scrollTo(...(currentPosition || [0, 0]))
*
* return false
* }
*/
exports.shouldUpdateScroll = true;
/**
* Allow a plugin to register a Service Worker. Should be a function that returns true.
* @param {emptyArg} _
* @param {pluginOptions} pluginOptions
* @returns {boolean} Should Gatsby register `/sw.js` service worker
* @example
* exports.registerServiceWorker = () => true
*/
exports.registerServiceWorker = true;
/**
* Allow a plugin to replace the page component renderer.
* @deprecated Use [wrapPageElement](#wrapPageElement) to decorate page element.
* @param {object} $0
* @param {object} $0.props The props of the page.
* @param {object} $0.loader The gatsby loader.
* @param {pluginOptions} pluginOptions
* @returns {ReactNode} Replaced default page renderer
*/
exports.replaceComponentRenderer = true;
/**
* Allow a plugin to wrap the page element.
*
* This is useful for setting wrapper component around pages that won't get
* unmounted on page change. For setting Provider components use [wrapRootElement](#wrapRootElement).
*
* _Note:_ [There is equivalent hook in SSR API](/docs/ssr-apis/#wrapPageElement)
* @param {object} $0
* @param {ReactNode} $0.element The "Page" React Element built by Gatsby.
* @param {object} $0.props Props object used by page.
* @param {pluginOptions} pluginOptions
* @returns {ReactNode} Wrapped element
* @example
* const React = require("react")
* const Layout = require("./src/components/layout").default
*
* exports.wrapPageElement = ({ element, props }) => {
* // props provide same data to Layout as Page element will get
* // including location, data, etc - you don't need to pass it
* return <Layout {...props}>{element}</Layout>
* }
*/
exports.wrapPageElement = true;
/**
* Allow a plugin to wrap the root element.
*
* This is useful to setup any Providers component that will wrap your application.
* For setting persistent UI elements around pages use [wrapPageElement](#wrapPageElement).
*
* _Note:_ [There is equivalent hook in SSR API](/docs/ssr-apis/#wrapRootElement)
* @param {object} $0
* @param {ReactNode} $0.element The "Root" React Element built by Gatsby.
* @param {pluginOptions} pluginOptions
* @returns {ReactNode} Wrapped element
* @example
* const React = require("react")
* const { Provider } = require("react-redux")
*
* const createStore = require("./src/state/createStore")
* const store = createStore()
*
* exports.wrapRootElement = ({ element }) => {
* return (
* <Provider store={store}>
* {element}
* </Provider>
* )
* }
*/
exports.wrapRootElement = true;
/**
* Called when prefetching for a pathname is triggered. Allows
* for plugins with custom prefetching logic.
* @param {object} $0
* @param {string} $0.pathname The pathname whose resources should now be prefetched
* @param {function} $0.loadPage Function for fetching resources related to pathname
* @param {pluginOptions} pluginOptions
*/
exports.onPrefetchPathname = true;
/**
* Called when prefetching for a pathname is successful. Allows
* for plugins with custom prefetching logic.
* @param {object} $0
* @param {string} $0.pathname The pathname whose resources have now been prefetched
* @param {pluginOptions} pluginOptions
*/
exports.onPostPrefetchPathname = true;
/**
* Plugins can take over prefetching logic. If they do, they should call this
* to disable the now duplicate core prefetching logic.
* @param {emptyArg} _
* @param {pluginOptions} pluginOptions
* @returns {boolean} Should disable core prefetching
* @example
* exports.disableCorePrefetching = () => true
*/
exports.disableCorePrefetching = true;
/**
* Allow a plugin to replace the `ReactDOM.render`/`ReactDOM.hydrate` function call by a custom renderer.
* @param {emptyArg} _
* @param {pluginOptions} pluginOptions
* @returns {Function} This method should return a function with same signature as `ReactDOM.render()`
*
* _Note:_ it's very important to call the `callback` after rendering, otherwise Gatsby will not be able to call `onInitialClientRender`
* @example
* exports.replaceHydrateFunction = () => {
* return (element, container, callback) => {
* console.log("rendering!");
* ReactDOM.render(element, container, callback);
* };
* };
*/
exports.replaceHydrateFunction = true;
/**
* Inform plugins when a service worker has been installed.
* @param {object} $0
* @param {object} $0.serviceWorker The service worker instance.
* @param {pluginOptions} pluginOptions
*/
exports.onServiceWorkerInstalled = true;
/**
* Inform plugins of when a service worker has an update available.
* @param {object} $0
* @param {object} $0.serviceWorker The service worker instance.
* @param {pluginOptions} pluginOptions
*/
exports.onServiceWorkerUpdateFound = true;
/**
* Inform plugins when a service worker has been updated in the background
* and the page is ready to reload to apply changes.
* @param {object} $0
* @param {object} $0.serviceWorker The service worker instance.
* @param {pluginOptions} pluginOptions
*/
exports.onServiceWorkerUpdateReady = true;
/**
* Inform plugins when a service worker has become active.
* @param {object} $0
* @param {object} $0.serviceWorker The service worker instance.
* @param {pluginOptions} pluginOptions
*/
exports.onServiceWorkerActive = true;
/**
* Inform plugins when a service worker is redundant.
* @param {object} $0
* @param {object} $0.serviceWorker The service worker instance.
* @param {pluginOptions} pluginOptions
*/
exports.onServiceWorkerRedundant = true;
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