@adexchange/aeg-redis/lib/transaction.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (_) try {
            if (f = 1, y && (t = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [0, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
            }
            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
Object.defineProperty(exports, "__esModule", { value: true });
var Transaction = (function () {
    /**
     * Constructor
     */
    function Transaction(client) {
        this._client = client;
        this._multi = client.client.multi();
    }
    /**
     * Commit a transaction
     */
    Transaction.prototype.commit = function () {
        return __awaiter(this, void 0, void 0, function () {
            var result;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        this._checkDisposed();
                        return [4 /*yield*/, this._multi.execAsync()];
                    case 1:
                        result = _a.sent();
                        this.rollback();
                        if (!result) {
                            throw new Error('Transaction failed');
                        }
                        return [2 /*return*/];
                }
            });
        });
    };
    /**
     * Roll the transaction back
     */
    Transaction.prototype.rollback = function () {
        this._checkDisposed();
        this._multi.discard();
        this._multi = null;
    };
    Object.defineProperty(Transaction.prototype, "isOpen", {
        /**
         * Is a transaction still open
         */
        get: function () {
            return !!this._multi;
        },
        enumerable: true,
        configurable: true
    });
    /**
     * Set a key value
     */
    Transaction.prototype.set = function (key, value, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.set(key, value);
                return [2 /*return*/, this._checkExpiry(key, options)];
            });
        });
    };
    /**
     * Increment an integer value
     */
    Transaction.prototype.incrby = function (key, value, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.incrby(key, value);
                return [2 /*return*/, this._checkExpiry(key, options)];
            });
        });
    };
    /**
     * Increment a float value
     */
    Transaction.prototype.incrbyfloat = function (key, value, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.incrbyfloat(key, value);
                return [2 /*return*/, this._checkExpiry(key, options)];
            });
        });
    };
    /**
     * Increment an integer value in a hash set
     */
    Transaction.prototype.hincrby = function (key, hashKey, value, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.hincrby(key, hashKey, value);
                return [2 /*return*/, this._checkExpiry(key, options)];
            });
        });
    };
    /**
     * Increment a float value in a hash set
     */
    Transaction.prototype.hincrbyfloat = function (key, hashKey, value, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.hincrbyfloat(key, hashKey, value);
                return [2 /*return*/, this._checkExpiry(key, options)];
            });
        });
    };
    /**
     * Hash map set
     */
    Transaction.prototype.hmset = function (key, hash, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.hmset(key, hash);
                return [2 /*return*/, this._checkExpiry(key, options)];
            });
        });
    };
    /**
     * Delete a key
     */
    Transaction.prototype.del = function (key) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.del(key);
                return [2 /*return*/];
            });
        });
    };
    /**
     * Add to a set
     */
    Transaction.prototype.sadd = function (key, value, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.sadd(key, value);
                return [2 /*return*/, this._checkExpiry(key, options)];
            });
        });
    };
    /**
     * Remove from set
     */
    Transaction.prototype.srem = function (key, value) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                this._checkDisposed();
                this._multi.srem(key, value);
                return [2 /*return*/];
            });
        });
    };
    /**
     * Set the expiry in seconds
     */
    Transaction.prototype._checkExpiry = function (key, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                if (options && options.expire) {
                    this._multi.expire(key, options.expire);
                }
                return [2 /*return*/];
            });
        });
    };
    /**
     * Check to make sure this transaction is still open
     */
    Transaction.prototype._checkDisposed = function () {
        if (!this._multi) {
            throw new Error('Transaction disposed');
        }
    };
    return Transaction;
}());
exports.default = Transaction;
//# sourceMappingURL=transaction.js.map