Function: getSignatureParameterTypeAt()

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

Defined in: _internal/typed-rule.ts:195

Resolve the type of a signature parameter by index.

Parameters

options

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

Signature parameter lookup options.

Returns

Type | undefined

Parameter type when available; otherwise undefined.