grind-db/src/Commands/Migrate/RollbackCommand.js

Database provider for Grind, powered by Knex

import '../BaseCommand'

const path = require('path')

export class RollbackCommand extends BaseCommand {
	name = 'migrate:rollback'
	description = 'Rollback the last set of migrations performed'

	async run() {
		const [batchNo, log] = await this.db.migrate.rollback()

		if (log.length === 0) {
			this.warn('Already at the base migration')
			return
		}

		const s = log.length === 1 ? '' : 's'
		this.success(`Batch ${batchNo}; Rolled back ${log.length} migration${s}:`)

		for (const file of log) {
			this.success(`  - ${path.basename(file)}`)
		}
	}
}