62 lines
1.8 KiB
TypeScript
62 lines
1.8 KiB
TypeScript
import { createMiddleware } from "@tanstack/react-start";
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import { getRequest } from "@tanstack/react-start/server";
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import { waitUntil } from "cloudflare:workers";
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import { shouldCaptureAppErrorCode } from "@/shared/error-codes";
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import { AppError, asAppError, toClientError } from "@/server/lib/errors";
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import { captureServerError } from "@/server/lib/posthog";
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// TanStack's serverFn validator throws a plain Error whose message is the
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// JSON-serialized standard-schema issue list. Treat those as input validation,
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// not server faults.
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function isValidatorError(error: Error): boolean {
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if (!error.message.startsWith("[")) return false;
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try {
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const issues: unknown = JSON.parse(error.message);
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if (!Array.isArray(issues) || issues.length === 0) return false;
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return issues.every(
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(issue: unknown) =>
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typeof issue === "object" &&
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issue !== null &&
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"message" in issue &&
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typeof issue.message === "string",
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);
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} catch {
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return false;
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}
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}
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export const errorHandlingMiddleware = createMiddleware({
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type: "function",
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}).server(async (c) => {
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const { next } = c;
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try {
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return await next();
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} catch (error) {
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if (!(error instanceof Error)) {
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throw new Error("INTERNAL_ERROR", { cause: error });
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}
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const appError = isValidatorError(error)
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? new AppError("VALIDATION_ERROR")
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: asAppError(error);
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if (shouldCaptureAppErrorCode(appError?.code)) {
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const request = getRequest();
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const url = new URL(request.url);
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console.error("server.function error:", error);
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waitUntil(
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captureServerError(error, {
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errorCode: appError?.code ?? "INTERNAL_ERROR",
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method: request.method,
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path: url.pathname,
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...appError?.details,
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}),
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);
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}
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throw toClientError(appError ?? error);
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}
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});
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