export interface Db2DialectOptions {
db2Module?: Db2Module;
}
const DIALECT_OPTION_NAMES = getSynchronizedKeys<Db2DialectOptions>({
// if a key is missing, TypeScript will throw an error
db2Module: undefined,
});
// Output is ['db2Module']
@param input
This strange piece of code is used to get a runtime array of keys that is guaranteed to be in sync with the keys of the provided interface.