typeorm
Version:
Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
160 lines (158 loc) • 7.76 kB
JavaScript
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
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 };
}
};
import { DriverPackageNotInstalledError } from "../../error/DriverPackageNotInstalledError";
import { SqliteQueryRunner } from "./SqliteQueryRunner";
import { DriverOptionNotSetError } from "../../error/DriverOptionNotSetError";
import { PlatformTools } from "../../platform/PlatformTools";
import { AbstractSqliteDriver } from "../sqlite-abstract/AbstractSqliteDriver";
/**
* Organizes communication with sqlite DBMS.
*/
var SqliteDriver = /** @class */ (function (_super) {
__extends(SqliteDriver, _super);
// -------------------------------------------------------------------------
// Constructor
// -------------------------------------------------------------------------
function SqliteDriver(connection) {
var _this = _super.call(this, connection) || this;
_this.connection = connection;
_this.options = connection.options;
_this.database = _this.options.database;
// validate options to make sure everything is set
if (!_this.options.database)
throw new DriverOptionNotSetError("database");
// load sqlite package
_this.loadDependencies();
return _this;
}
// -------------------------------------------------------------------------
// Public Methods
// -------------------------------------------------------------------------
/**
* Closes connection with database.
*/
SqliteDriver.prototype.disconnect = function () {
return __awaiter(this, void 0, void 0, function () {
var _this = this;
return __generator(this, function (_a) {
return [2 /*return*/, new Promise(function (ok, fail) {
_this.queryRunner = undefined;
_this.databaseConnection.close(function (err) { return err ? fail(err) : ok(); });
})];
});
});
};
/**
* Creates a query runner used to execute database queries.
*/
SqliteDriver.prototype.createQueryRunner = function (mode) {
if (mode === void 0) { mode = "master"; }
if (!this.queryRunner)
this.queryRunner = new SqliteQueryRunner(this);
return this.queryRunner;
};
SqliteDriver.prototype.normalizeType = function (column) {
if (column.type === Buffer) {
return "blob";
}
return _super.prototype.normalizeType.call(this, column);
};
// -------------------------------------------------------------------------
// Protected Methods
// -------------------------------------------------------------------------
/**
* Creates connection with the database.
*/
SqliteDriver.prototype.createDatabaseConnection = function () {
var _this = this;
return new Promise(function (ok, fail) { return __awaiter(_this, void 0, void 0, function () {
var databaseConnection;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.createDatabaseDirectory(this.options.database)];
case 1:
_a.sent();
databaseConnection = new this.sqlite.Database(this.options.database, function (err) {
if (err)
return fail(err);
// we need to enable foreign keys in sqlite to make sure all foreign key related features
// working properly. this also makes onDelete to work with sqlite.
databaseConnection.run("PRAGMA foreign_keys = ON;", function (err, result) {
if (err)
return fail(err);
ok(databaseConnection);
});
});
return [2 /*return*/];
}
});
}); });
};
/**
* If driver dependency is not given explicitly, then try to load it via "require".
*/
SqliteDriver.prototype.loadDependencies = function () {
try {
this.sqlite = PlatformTools.load("sqlite3").verbose();
}
catch (e) {
throw new DriverPackageNotInstalledError("SQLite", "sqlite3");
}
};
/**
* Auto creates database directory if it does not exist.
*/
SqliteDriver.prototype.createDatabaseDirectory = function (fullPath) {
return new Promise(function (resolve, reject) {
var mkdirp = PlatformTools.load("mkdirp");
var path = PlatformTools.load("path");
mkdirp(path.dirname(fullPath), function (err) { return err ? reject(err) : resolve(); });
});
};
return SqliteDriver;
}(AbstractSqliteDriver));
export { SqliteDriver };
//# sourceMappingURL=SqliteDriver.js.map