Function load_asset

perro_source/io_stack/perro_io/src/asset_io.rs:388–413

Load an asset fully into memory

(path: &str)

            | Component::RootDir
            | Component::Prefix(_) => {
                return Err(io::Error::new(
                    io::ErrorKind::InvalidInput,
                    "asset path escapes root",
                ));
            }
        }
    }
    Ok(())
}

fn validate_dlc_mount_name(name: &str) -> io::Result<()> {
    if name.is_empty() || name == "." || name == ".." || name.contains(['/', '\\']) {
        return Err(io::Error::new(
            io::ErrorKind::InvalidInput,
            "invalid dlc mount name",
        ));
    }
    Ok(())
}

/// Resolve virtual path (res://foo/bar.png or user://save.dat) to actual location
pub fn resolve_path(path: &str) -> ResolvedPath {
    if validate_virtual_asset_path(path).is_err() {
        return ResolvedPath::Disk(PathBuf::from(path));
    }

    let (project_root_opt, root_has_res_dir, demo_excluded) = {
        let state = PROJECT_ASSET_STATE
            .read()