Function isCircularMappedProperty

test/fixtures/snapshot/typescript.js:72759–72761

(symbol)

            return nameStr !== undefined && getTypeOfPropertyOfContextualType(thisType, nameStr) || undefined;
        }
        function isCircularMappedProperty(symbol) {
            return !!(ts.getCheckFlags(symbol) & 262144 /* CheckFlags.Mapped */ && !symbol.type && findResolutionCycleStartIndex(symbol, 0 /* TypeSystemPropertyName.Type */) >= 0);
        }
        function getTypeOfPropertyOfContextualType(type, name, nameType) {
            return mapType(type, function (t) {
                var _a;