typeorm
Version:
Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
94 lines (92 loc) • 4.38 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.SqljsQueryRunner = void 0;
var tslib_1 = require("tslib");
var QueryRunnerAlreadyReleasedError_1 = require("../../error/QueryRunnerAlreadyReleasedError");
var AbstractSqliteQueryRunner_1 = require("../sqlite-abstract/AbstractSqliteQueryRunner");
var Broadcaster_1 = require("../../subscriber/Broadcaster");
var QueryFailedError_1 = require("../../error/QueryFailedError");
/**
* Runs queries on a single sqlite database connection.
*/
var SqljsQueryRunner = /** @class */ (function (_super) {
tslib_1.__extends(SqljsQueryRunner, _super);
// -------------------------------------------------------------------------
// Constructor
// -------------------------------------------------------------------------
function SqljsQueryRunner(driver) {
var _this = _super.call(this) || this;
_this.driver = driver;
_this.connection = driver.connection;
_this.broadcaster = new Broadcaster_1.Broadcaster(_this);
return _this;
}
// -------------------------------------------------------------------------
// Public methods
// -------------------------------------------------------------------------
/**
* Commits transaction.
* Error will be thrown if transaction was not started.
*/
SqljsQueryRunner.prototype.commitTransaction = function () {
return tslib_1.__awaiter(this, void 0, void 0, function () {
return tslib_1.__generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, _super.prototype.commitTransaction.call(this)];
case 1:
_a.sent();
return [4 /*yield*/, this.driver.autoSave()];
case 2:
_a.sent();
return [2 /*return*/];
}
});
});
};
/**
* Executes a given SQL query.
*/
SqljsQueryRunner.prototype.query = function (query, parameters) {
var _this = this;
if (parameters === void 0) { parameters = []; }
if (this.isReleased)
throw new QueryRunnerAlreadyReleasedError_1.QueryRunnerAlreadyReleasedError();
return new Promise(function (ok, fail) { return tslib_1.__awaiter(_this, void 0, void 0, function () {
var databaseConnection, queryStartTime, statement, maxQueryExecutionTime, queryEndTime, queryExecutionTime, result;
return tslib_1.__generator(this, function (_a) {
databaseConnection = this.driver.databaseConnection;
this.driver.connection.logger.logQuery(query, parameters, this);
queryStartTime = +new Date();
try {
statement = databaseConnection.prepare(query);
if (parameters) {
parameters = parameters.map(function (p) { return typeof p !== 'undefined' ? p : null; });
statement.bind(parameters);
}
maxQueryExecutionTime = this.driver.connection.options.maxQueryExecutionTime;
queryEndTime = +new Date();
queryExecutionTime = queryEndTime - queryStartTime;
if (maxQueryExecutionTime && queryExecutionTime > maxQueryExecutionTime)
this.driver.connection.logger.logQuerySlow(queryExecutionTime, query, parameters, this);
result = [];
while (statement.step()) {
result.push(statement.getAsObject());
}
statement.free();
ok(result);
}
catch (e) {
if (statement) {
statement.free();
}
this.driver.connection.logger.logQueryError(e, query, parameters, this);
fail(new QueryFailedError_1.QueryFailedError(query, parameters, e));
}
return [2 /*return*/];
});
}); });
};
return SqljsQueryRunner;
}(AbstractSqliteQueryRunner_1.AbstractSqliteQueryRunner));
exports.SqljsQueryRunner = SqljsQueryRunner;
//# sourceMappingURL=SqljsQueryRunner.js.map