//! ## Feature Flags#![cfg_attr(    feature = "document-features",    cfg_attr(doc, doc = ::document_features::document_features!()))]#![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]#![deny(rust_2018_idioms)]#![forbid(unsafe_code)] mod plumbing;mod shared; use anyhow::Result; #[cfg(feature = "pretty-cli")]fn main() -> Result<()> {    plumbing::main()} #[cfg(not(feature = "pretty-cli"))]compile_error!("Please set 'pretty-cli' feature flag");