31 lines
643 B
Plaintext
31 lines
643 B
Plaintext
export interface EmptyError extends Error {
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}
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export interface EmptyErrorCtor {
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new(): EmptyError;
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}
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const EmptyErrorImpl = (() => {
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function EmptyErrorImpl(this: any) {
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Error.call(this);
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this.message = 'no elements in sequence';
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this.name = 'EmptyError';
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return this;
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}
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EmptyErrorImpl.prototype = Object.create(Error.prototype);
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return EmptyErrorImpl;
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})();
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/**
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* An error thrown when an Observable or a sequence was queried but has no
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* elements.
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*
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* @see {@link first}
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* @see {@link last}
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* @see {@link single}
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*
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* @class EmptyError
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*/
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export const EmptyError: EmptyErrorCtor = EmptyErrorImpl as any; |