EitherError

@ts-rust/std

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@ts-rust/std / Result / EitherError

Interface: EitherError<E>

Defined in: packages/std/src/result/interface.ts:97

Base interface for CheckedError instances, providing methods to inspect and handle the contained error.

Extends

• Error

Type Parameters

Type Parameter
E

Properties

Property	Type	Inherited from	Defined in
cause?	unknown	Error.cause;	node_modules/.pnpm/typescript@5.8.3/node_modules/typescript/lib/lib.es2022.error.d.ts:26
message	string	Error.message;	node_modules/.pnpm/typescript@5.8.3/node_modules/typescript/lib/lib.es5.d.ts:1077
name	string	Error.name;	node_modules/.pnpm/typescript@5.8.3/node_modules/typescript/lib/lib.es5.d.ts:1076
stack?	string	Error.stack;	node_modules/.pnpm/typescript@5.8.3/node_modules/typescript/lib/lib.es5.d.ts:1078

Methods

handle()

handle<T>(f, g): T;

Defined in: packages/std/src/result/interface.ts:105

Applies one of two functions to the contained error based on its type.

Applies the first function in case the inner error is unexpected ResultError, or the second function if the inner error is expected E.

Type Parameters

Type Parameter
T

Parameters

Parameter	Type
f	(e) => T
g	(e) => T

Returns

T

---

isExpected()

isExpected(): this is ExpectedError<E>;

Defined in: packages/std/src/result/interface.ts:110

Checks if this is an expected error, narrowing to ExpectedError.

Returns

this is ExpectedError<E>

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isUnexpected()

isUnexpected(): this is UnexpectedError<E>;

Defined in: packages/std/src/result/interface.ts:115

Checks if this is an unexpected error, narrowing to UnexpectedError.

Returns

this is UnexpectedError<E>