Function checkTypeAssignableTo

test/fixtures/snapshot/typescript.js:63877–63879

(source, target, errorNode, headMessage, containingMessageChain, errorOutputObject)

            return isTypeComparableTo(type1, type2) || isTypeComparableTo(type2, type1);
        }
        function checkTypeAssignableTo(source, target, errorNode, headMessage, containingMessageChain, errorOutputObject) {
            return checkTypeRelatedTo(source, target, assignableRelation, errorNode, headMessage, containingMessageChain, errorOutputObject);
        }
        /**
         * Like `checkTypeAssignableTo`, but if it would issue an error, instead performs structural comparisons of the types using the given expression node to
         * attempt to issue more specific errors on, for example, specific object literal properties or tuple members.