Async ready Chain function to Chain multiple ErrorOr #31
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Chain is a function to simplify cases where operation should happen sequntially only if the previous one is successful.
return await entityFactory.FromDTO(config).Chain<ConfigDTO>( async config => { return await item.Update(config).Chain<ConfigDTO>( async updated => { return (await context.AddOrUpdate(item)).Chain<ConfigDTO>( config => { return mapper.Map<ConfigDTO>(config); }); }); });