Files
leim-tools/utils/TryCatch.ts
2025-04-06 14:41:46 +02:00

32 lines
768 B
TypeScript

// Types for the result object with discriminated union
type Success<T> = {
data: T;
error: null;
};
type Failure<E> = {
data: null;
error: E;
};
type Result<T, E = Error> = Success<T> | Failure<E>;
/**
* A utility function to handle promises with try-catch
* and return a result object, courtesy of t3.
*
* @param promise The promise to be executed
* @returns A promise that resolves to an object with either the data or the error
* @link https://gist.github.com/t3dotgg/a486c4ae66d32bf17c09c73609dacc5b
*/
export async function tryCatch<T, E = Error>(
promise: Promise<T>,
): Promise<Result<T, E>> {
try {
const data = await promise;
return { data, error: null };
} catch (error) {
return { data: null, error: error as E };
}
}