sourceForSchemaUpgrade static method
Implementation
static String sourceForSchemaUpgrade(
Schema existingSchema, Schema newSchema, int version,
{List<String>? changeList}) {
final diff = existingSchema.differenceFrom(newSchema);
final source =
SchemaBuilder.fromDifference(null, diff, changeList: changeList!)
.commands
.map((line) => "\t\t$line")
.join("\n");
return """
import 'dart:async';
import 'package:liquidart/liquidart.dart';
class Migration$version extends Migration {
@override
Future upgrade() async {
$source
}
@override
Future downgrade() async {}
@override
Future seed() async {}
}
""";
}