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- The helpers folder was full of things used for rendering pages - It belongs as its own service so that we can see what it really does
25 lines
1 KiB
JavaScript
25 lines
1 KiB
JavaScript
/**
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* @description Centralized error handling for API requests.
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* @param {Function} next
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* @returns {Function} handleErrorClosure
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*/
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function handleError(next) {
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return function handleErrorClosure(err) {
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// CASE: if we've thrown an error message of type: 'NotFound' then we found no path match, try next router!
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if (err.errorType === 'NotFoundError') {
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return next();
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}
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// CASE: the site should not output validation errors e.g. you ask for /feed.xml/ and it tries to fetch
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// this post from Content API (by slug), but this is not a valid slug. With dynamic routing we cannot
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// add a regex to the target express route, because we don't know if people use /:slug/ or not. It's dynamic.
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if (err.errorType === 'ValidationError') {
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// @NOTE: Just try next router, it will end in a 404 if no router can resolve the request.
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return next();
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}
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return next(err);
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};
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}
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module.exports = handleError;
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