Assignment5_new/node_modules/@vitejs/plugin-react/dist/refreshUtils.js
2025-01-07 10:44:59 +05:30

94 lines
3.1 KiB
JavaScript

function debounce(fn, delay) {
let handle
return () => {
clearTimeout(handle)
handle = setTimeout(fn, delay)
}
}
/* eslint-disable no-undef */
const hooks = []
window.__registerBeforePerformReactRefresh = (cb) => {
hooks.push(cb)
}
const enqueueUpdate = debounce(async () => {
if (hooks.length) await Promise.all(hooks.map((cb) => cb()))
exports.performReactRefresh()
}, 16)
// Taken from https://github.com/pmmmwh/react-refresh-webpack-plugin/blob/main/lib/runtime/RefreshUtils.js#L141
// This allows to resister components not detected by SWC like styled component
function registerExportsForReactRefresh(filename, moduleExports) {
for (const key in moduleExports) {
if (key === '__esModule') continue
const exportValue = moduleExports[key]
if (exports.isLikelyComponentType(exportValue)) {
// 'export' is required to avoid key collision when renamed exports that
// shadow a local component name: https://github.com/vitejs/vite-plugin-react/issues/116
// The register function has an identity check to not register twice the same component,
// so this is safe to not used the same key here.
exports.register(exportValue, filename + ' export ' + key)
}
}
}
function validateRefreshBoundaryAndEnqueueUpdate(id, prevExports, nextExports) {
const ignoredExports = window.__getReactRefreshIgnoredExports?.({ id }) ?? []
if (
predicateOnExport(
ignoredExports,
prevExports,
(key) => key in nextExports,
) !== true
) {
return 'Could not Fast Refresh (export removed)'
}
if (
predicateOnExport(
ignoredExports,
nextExports,
(key) => key in prevExports,
) !== true
) {
return 'Could not Fast Refresh (new export)'
}
let hasExports = false
const allExportsAreComponentsOrUnchanged = predicateOnExport(
ignoredExports,
nextExports,
(key, value) => {
hasExports = true
if (exports.isLikelyComponentType(value)) return true
return prevExports[key] === nextExports[key]
},
)
if (hasExports && allExportsAreComponentsOrUnchanged === true) {
enqueueUpdate()
} else {
return `Could not Fast Refresh ("${allExportsAreComponentsOrUnchanged}" export is incompatible). Learn more at https://github.com/vitejs/vite-plugin-react/tree/main/packages/plugin-react#consistent-components-exports`
}
}
function predicateOnExport(ignoredExports, moduleExports, predicate) {
for (const key in moduleExports) {
if (key === '__esModule') continue
if (ignoredExports.includes(key)) continue
const desc = Object.getOwnPropertyDescriptor(moduleExports, key)
if (desc && desc.get) return key
if (!predicate(key, moduleExports[key])) return key
}
return true
}
// Hides vite-ignored dynamic import so that Vite can skip analysis if no other
// dynamic import is present (https://github.com/vitejs/vite/pull/12732)
function __hmr_import(module) {
return import(/* @vite-ignore */ module)
}
exports.__hmr_import = __hmr_import
exports.registerExportsForReactRefresh = registerExportsForReactRefresh
exports.validateRefreshBoundaryAndEnqueueUpdate =
validateRefreshBoundaryAndEnqueueUpdate