docs/libs/typescript.js
function signatureRelatedTo(source, target, reportErrors) {
                return compareSignaturesRelated(source, target, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo);
            }
function signatureRelatedTo(source, target, reportErrors) {
                return compareSignaturesRelated(source, target, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo);
            }
function signatureRelatedTo ( source , target , reportErrors ) { return compareSignaturesRelated ( source , target , /*ignoreReturnTypes*/ false , reportErrors , reportError , isRelatedTo ) ; }
See signatureAssignableTo, compareSignaturesIdentical
See signatureAssignableTo compareSignaturesIdentical