/**
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* Accumulates multiple errors, to all be thrown together instead of one at a time.
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*/
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export declare class ErrorBuffer {
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errors: Error[];
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/**
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* Adds the given error(s) (or other objects, which are converted to errors).
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*/
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add(...errors: unknown[]): void;
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/**
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* Adds the given error, then throws it. If other errors have been added already, throws a `MultiError` instead.
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*/
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throw(error: unknown): never;
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/**
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* Catches errors thrown from the given function, adding them to the array of accumulated errors.
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*/
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catching<T>(fun: () => T): T | undefined;
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/**
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* Catches errors thrown from the given async function or promise, adding them to the array of accumulated errors.
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*/
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catchingAsync<T>(fun: Promise<T> | (() => Promise<T>)): Promise<T | undefined>;
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/**
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* Throws any accumulated errors.
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*/
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check(): void;
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readonly isEmpty: boolean;
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}
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