Function formatEnum

test/fixtures/snapshot/typescript.js:2838–2870

* Formats an enum value as a string for debugging and debug assertions.

(value, enumObject, isFlags)

         * Formats an enum value as a string for debugging and debug assertions.
         */
        function formatEnum(value, enumObject, isFlags) {
            if (value === void 0) { value = 0; }
            var members = getEnumMembers(enumObject);
            if (value === 0) {
                return members.length > 0 && members[0][0] === 0 ? members[0][1] : "0";
            }
            if (isFlags) {
                var result = "";
                var remainingFlags = value;
                for (var _i = 0, members_1 = members; _i < members_1.length; _i++) {
                    var _a = members_1[_i], enumValue = _a[0], enumName = _a[1];
                    if (enumValue > value) {
                        break;
                    }
                    if (enumValue !== 0 && enumValue & value) {
                        result = "".concat(result).concat(result ? "|" : "").concat(enumName);
                        remainingFlags &= ~enumValue;
                    }
                }
                if (remainingFlags === 0) {
                    return result;
                }
            }
            else {
                for (var _b = 0, members_2 = members; _b < members_2.length; _b++) {
                    var _c = members_2[_b], enumValue = _c[0], enumName = _c[1];
                    if (enumValue === value) {
                        return enumName;
                    }
                }
            }
            return value.toString();
        }
        Debug.formatEnum = formatEnum;
        function getEnumMembers(enumObject) {
            var result = [];