24 lines
1.0 KiB
Plaintext
24 lines
1.0 KiB
Plaintext
import { flightRouterStateSchema } from "./types";
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export function parseAndValidateFlightRouterState(stateHeader) {
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if (typeof stateHeader === "undefined") {
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return undefined;
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}
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if (Array.isArray(stateHeader)) {
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throw new Error("Multiple router state headers were sent. This is not allowed.");
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}
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// We limit the size of the router state header to ~40kb. This is to prevent
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// a malicious user from sending a very large header and slowing down the
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// resolving of the router state.
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// This is around 2,000 nested or parallel route segment states:
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// '{"children":["",{}]}'.length === 20.
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if (stateHeader.length > 20 * 2000) {
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throw new Error("The router state header was too large.");
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}
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try {
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return flightRouterStateSchema.parse(JSON.parse(decodeURIComponent(stateHeader)));
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} catch {
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throw new Error("The router state header was sent but could not be parsed.");
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}
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}
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//# sourceMappingURL=parse-and-validate-flight-router-state.js.map |