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This site describes solve-engine as it is on main: 2.43.0, which npm does not have yet. npm installs 2.40.0, so a page may show an answer that version does not give yet.

isCataloguedErrorCode

function isCataloguedErrorCode(code): boolean;

Defined in: packages/engine/src/packages/ErrorCodeCatalogue.ts:156

Whether the engine or a built-in package can answer with code: it is in one of the catalogues, or it matches a run-time pattern such as <NAMESPACE>_QUERY_FAILED.

A host uses it to tell a code it should expect to handle from one a third-party package minted, or from a typo in its own branching.

ParameterTypeDescription
codestringThe code, as read from EngineError.code or Value.errorCode.

boolean

True for a catalogued code or one matching a pattern.