cal.pub0.org/packages/lib/http-error.ts

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export class HttpError<TCode extends number = number> extends Error {
public readonly cause?: Error;
public readonly statusCode: TCode;
public readonly message: string;
public readonly url: string | undefined;
public readonly method: string | undefined;
constructor(opts: { url?: string; method?: string; message?: string; statusCode: TCode; cause?: Error }) {
super(opts.message ?? `HTTP Error ${opts.statusCode} `);
Object.setPrototypeOf(this, HttpError.prototype);
this.name = HttpError.prototype.constructor.name;
this.cause = opts.cause;
this.statusCode = opts.statusCode;
this.url = opts.url;
this.method = opts.method;
this.message = opts.message ?? `HTTP Error ${opts.statusCode}`;
if (opts.cause instanceof Error && opts.cause.stack) {
this.stack = opts.cause.stack;
}
}
public static fromRequest(request: Request, response: Response) {
return new HttpError({
message: response.statusText,
url: response.url,
method: request.method,
statusCode: response.status,
});
}
}