Function signatureShapeKey

packages/tools/jsdocs/src/Jsdocs.ts:2911–2923

(signature: ts.Signature, checker: ts.TypeChecker, location: ts.Node)

}

function signatureShapeKey(signature: ts.Signature, checker: ts.TypeChecker, location: ts.Node): string {
  const hasRest = signature.parameters.some((parameter) =>
    signatureParameterDeclaration(parameter)?.dotDotDotToken !== undefined
  )
  const returnType = checker.getReturnTypeOfSignature(signature)
  const returnMode = checker.getSignaturesOfType(returnType, ts.SignatureKind.Call).length > 0 ? "curried" : "direct"
  return [
    hasRest ? "rest" : "fixed",
    signatureParameterKind(signature.parameters[0], checker, location),
    signatureTailKind(signature, checker, location),
    returnMode
  ].join(":")
}

function representativeSignatures(
  signatures: ReadonlyArray<ts.Signature>,