@mikro-orm/migrations/JSMigrationGenerator.js

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.JSMigrationGenerator = void 0;
const MigrationGenerator_1 = require("./MigrationGenerator");
class JSMigrationGenerator extends MigrationGenerator_1.MigrationGenerator {
    /**
     * @inheritDoc
     */
    generateMigrationFile(className, diff) {
        let ret = `'use strict';\n`;
        ret += `Object.defineProperty(exports, '__esModule', { value: true });\n`;
        ret += `const { Migration } = require('@mikro-orm/migrations');\n\n`;
        ret += `class ${className} extends Migration {\n\n`;
        ret += `  async up() {\n`;
        diff.up.forEach(sql => ret += this.createStatement(sql, 4));
        ret += `  }\n\n`;
        /* istanbul ignore else */
        if (diff.down.length > 0) {
            ret += `  async down() {\n`;
            diff.down.forEach(sql => ret += this.createStatement(sql, 4));
            ret += `  }\n\n`;
        }
        ret += `}\n`;
        ret += `exports.${className} = ${className};\n`;
        return ret;
    }
}
exports.JSMigrationGenerator = JSMigrationGenerator;