next
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The React Framework
52 lines (51 loc) • 2.75 kB
JavaScript
// Add the runtime ssg manifest file as a lazy-loaded file dependency.
// We also stub this file out for development mode (when it is not
// generated).
export const srcEmptySsgManifest = `self.__SSG_MANIFEST=new Set;self.__SSG_MANIFEST_CB&&self.__SSG_MANIFEST_CB()`;
function normalizeRewrite(item) {
return {
has: item.has,
source: item.source,
destination: item.destination
};
}
export const processRoute = (r)=>{
var _rewrite_destination;
const rewrite = {
...r
};
// omit external rewrite destinations since these aren't
// handled client-side
if (!(rewrite == null ? void 0 : (_rewrite_destination = rewrite.destination) == null ? void 0 : _rewrite_destination.startsWith('/'))) {
delete rewrite.destination;
}
return rewrite;
};
export function normalizeRewritesForBuildManifest(rewrites) {
var _rewrites_afterFiles_map, _rewrites_afterFiles, _rewrites_beforeFiles_map, _rewrites_beforeFiles, _rewrites_fallback_map, _rewrites_fallback;
return {
afterFiles: (_rewrites_afterFiles = rewrites.afterFiles) == null ? void 0 : (_rewrites_afterFiles_map = _rewrites_afterFiles.map(processRoute)) == null ? void 0 : _rewrites_afterFiles_map.map((item)=>normalizeRewrite(item)),
beforeFiles: (_rewrites_beforeFiles = rewrites.beforeFiles) == null ? void 0 : (_rewrites_beforeFiles_map = _rewrites_beforeFiles.map(processRoute)) == null ? void 0 : _rewrites_beforeFiles_map.map((item)=>normalizeRewrite(item)),
fallback: (_rewrites_fallback = rewrites.fallback) == null ? void 0 : (_rewrites_fallback_map = _rewrites_fallback.map(processRoute)) == null ? void 0 : _rewrites_fallback_map.map((item)=>normalizeRewrite(item))
};
}
export function createEdgeRuntimeManifest(originAssetMap) {
const manifestFilenames = [
'_buildManifest.js',
'_ssgManifest.js'
];
const assetMap = {
...originAssetMap,
lowPriorityFiles: []
};
// we use globalThis here because middleware can be node
// which doesn't have "self"
const manifestDefCode = `globalThis.__BUILD_MANIFEST = ${JSON.stringify(assetMap, null, 2)};\n`;
// edge lowPriorityFiles item: '"/static/" + process.env.__NEXT_BUILD_ID + "/low-priority.js"'.
// Since lowPriorityFiles is not fixed and relying on `process.env.__NEXT_BUILD_ID`, we'll produce code creating it dynamically.
const lowPriorityFilesCode = `globalThis.__BUILD_MANIFEST.lowPriorityFiles = [\n` + manifestFilenames.map((filename)=>{
return `"/static/" + process.env.__NEXT_BUILD_ID + "/${filename}"`;
}).join(',\n') + `\n];`;
return manifestDefCode + lowPriorityFilesCode;
}
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