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Mini Shell
Mini Shell
import { _baseOptions } from '../core/yargs';
import { getMigrator, ensureCurrentMetaSchema } from '../core/migrator';
import helpers from '../helpers';
exports.builder =
yargs =>
_baseOptions(yargs)
.option('name', {
describe: 'Name of the migration to undo',
type: 'string'
})
.argv;
exports.handler = async function (args) {
// legacy, gulp used to do this
await helpers.config.init();
await migrateUndo(args);
process.exit(0);
};
function migrateUndo (args) {
return getMigrator('migration', args).then(migrator => {
return ensureCurrentMetaSchema(migrator).then(() => migrator.executed())
.then(migrations => {
if (migrations.length === 0) {
helpers.view.log('No executed migrations found.');
process.exit(0);
}
})
.then(() => {
if (args.name) {
return migrator.down(args.name);
} else {
return migrator.down();
}
});
}).catch(e => helpers.view.error(e));
}
Zerion Mini Shell 1.0