Skip to main content

Function: getSignatureParameterTypeAt()

function getSignatureParameterTypeAt(
    options: Readonly<{
        checker: ts.TypeChecker;
        index: number;
        location: ts.Node;
        signature:
            | null
            | ts.Signature
            | undefined;
    }>
): Type | undefined;

Defined in: _internal/typed-rule.ts:194

Resolve the type of a signature parameter by index.

Parametersโ€‹

optionsโ€‹

Readonly<{ checker: ts.TypeChecker; index: number; location: ts.Node; signature: null | ts.Signature | undefined; }>

Signature parameter lookup options.

Returnsโ€‹

Type | undefined

Parameter type when available; otherwise undefined.