Files
outline/server/middlewares/errorHandling.ts
2022-01-06 18:24:28 -08:00

55 lines
1.4 KiB
TypeScript

import { Context, Next } from "koa";
import { snakeCase } from "lodash";
import { ValidationError } from "sequelize";
export default function errorHandling() {
return async function errorHandlingMiddleware(ctx: Context, next: Next) {
try {
await next();
} catch (err) {
ctx.status = err.status || 500;
let message = err.message || err.name;
let error;
if (err instanceof ValidationError) {
// super basic form error handling
ctx.status = 400;
if (err.errors && err.errors[0]) {
message = `${err.errors[0].message} (${err.errors[0].path})`;
}
}
if (message.match(/Not found/i)) {
ctx.status = 404;
error = "not_found";
}
if (message.match(/Authorization error/i)) {
ctx.status = 403;
error = "authorization_error";
}
if (ctx.status === 500) {
message = "Internal Server Error";
error = "internal_server_error";
ctx.app.emit("error", err, ctx);
}
ctx.body = {
ok: false,
error: snakeCase(err.id || error),
status: err.status,
message,
data: err.errorData,
};
// @ts-expect-error ts-migrate(2571) FIXME: Object is of type 'unknown'.
if (!ctx.body.data) {
// @ts-expect-error ts-migrate(2571) FIXME: Object is of type 'unknown'.
delete ctx.body.data;
}
}
};
}