demo/typescript.js
function getTypeFromObjectBindingPattern(pattern, includePatternInType) {
            var members = {};
            ts.forEach(pattern.elements, function (e) {
                var flags = 4 /* Property */ | 67108864 /* Transient */ | (e.initializer ? 536870912 /* Optional */ : 0);
                var name = e.propertyName || e.name;
                var symbol = createSymbol(flags, name.text);
                symbol.type = getTypeFromBindingElement(e, includePatternInType);
                symbol.bindingElement = e;
                members[symbol.name] = symbol;
            });
            var result = createAnonymousType(undefined, members, emptyArray, emptyArray, undefined, undefined);
            if (includePatternInType) {
                result.pattern = pattern;
            }
            return result;
        }
function getTypeFromObjectBindingPattern(pattern, includePatternInType) {
            var members = {};
            ts.forEach(pattern.elements, function (e) {
                var flags = 4 /* Property */ | 67108864 /* Transient */ | (e.initializer ? 536870912 /* Optional */ : 0);
                var name = e.propertyName || e.name;
                var symbol = createSymbol(flags, name.text);
                symbol.type = getTypeFromBindingElement(e, includePatternInType);
                symbol.bindingElement = e;
                members[symbol.name] = symbol;
            });
            var result = createAnonymousType(undefined, members, emptyArray, emptyArray, undefined, undefined);
            if (includePatternInType) {
                result.pattern = pattern;
            }
            return result;
        }
Return the type implied by an object binding pattern