Rune Harlyk
45 lines
628 B
TypeScript
45 lines
628 B
TypeScript
export class Ok<T> {
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#inner: T;
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constructor(inner: T) {
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this.#inner = inner;
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}
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get inner(): T {
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return this.#inner;
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}
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/**
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* Type guard for `Ok`
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* @returns `true` if `Ok`; `false` if `Err`
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*/
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isOk(): this is Ok<T> {
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return true;
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}
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/**
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* Type guard for `Err`
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* @returns `true` if `Err`; `false` if `Ok`
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*/
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isErr(): false {
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return false;
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}
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/**
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* Create an `Ok`
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* @param inner
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* @returns `Ok(inner)`
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*/
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static new<T>(inner: T): Ok<T> {
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return new Ok<T>(inner);
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}
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/**
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* Create an empty `Ok`
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* @returns `Ok(void)`
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*/
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static void(): Ok<void> {
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return new Ok(undefined);
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}
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}
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