rustc_utils/source_map/filename.rs
use std::path::PathBuf;
#[derive(Debug, Clone, Hash, PartialEq, Eq)]
pub struct Filename(pub PathBuf);
rustc_index::newtype_index! {
#[cfg_attr(feature = "serde", derive(serde::Serialize))]
#[cfg_attr(feature = "ts-rs", derive(ts_rs::TS))]
#[debug_format = "f{}"]
pub struct FilenameIndex {}
}