Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/project-model/src/workspace.rs')
| -rw-r--r-- | crates/project-model/src/workspace.rs | 58 |
1 files changed, 38 insertions, 20 deletions
diff --git a/crates/project-model/src/workspace.rs b/crates/project-model/src/workspace.rs index 3d199ed24a..aa54342e39 100644 --- a/crates/project-model/src/workspace.rs +++ b/crates/project-model/src/workspace.rs @@ -93,7 +93,7 @@ pub enum ProjectWorkspace { // // /// Project with a set of disjoint files, not belonging to any particular workspace. /// Backed by basic sysroot crates for basic completion and highlighting. - DetachedFiles { files: Vec<AbsPathBuf>, sysroot: Sysroot, rustc_cfg: Vec<CfgFlag> }, + DetachedFiles { files: Vec<AbsPathBuf>, sysroot: Option<Sysroot>, rustc_cfg: Vec<CfgFlag> }, } impl fmt::Debug for ProjectWorkspace { @@ -133,7 +133,7 @@ impl fmt::Debug for ProjectWorkspace { ProjectWorkspace::DetachedFiles { files, sysroot, rustc_cfg } => f .debug_struct("DetachedFiles") .field("n_files", &files.len()) - .field("n_sysroot_crates", &sysroot.crates().len()) + .field("sysroot", &sysroot.is_some()) .field("n_rustc_cfg", &rustc_cfg.len()) .finish(), } @@ -191,10 +191,7 @@ impl ProjectWorkspace { let sysroot = match &config.sysroot { Some(RustcSource::Path(path)) => { Some(Sysroot::with_sysroot_dir(path.clone()).with_context(|| { - format!( - "Failed to find sysroot for Cargo.toml file {}.", - cargo_toml.display() - ) + format!("Failed to find sysroot at {}.", path.display()) })?) } Some(RustcSource::Discover) => Some( @@ -291,14 +288,29 @@ impl ProjectWorkspace { Ok(ProjectWorkspace::Json { project: project_json, sysroot, rustc_cfg }) } - pub fn load_detached_files(detached_files: Vec<AbsPathBuf>) -> Result<ProjectWorkspace> { - let sysroot = Sysroot::discover( - detached_files - .first() - .and_then(|it| it.parent()) - .ok_or_else(|| format_err!("No detached files to load"))?, - &Default::default(), - )?; + pub fn load_detached_files( + detached_files: Vec<AbsPathBuf>, + config: &CargoConfig, + ) -> Result<ProjectWorkspace> { + let sysroot = match &config.sysroot { + Some(RustcSource::Path(path)) => Some( + Sysroot::with_sysroot_dir(path.clone()) + .with_context(|| format!("Failed to find sysroot at {}.", path.display()))?, + ), + Some(RustcSource::Discover) => { + let dir = &detached_files + .first() + .and_then(|it| it.parent()) + .ok_or_else(|| format_err!("No detached files to load"))?; + Some(Sysroot::discover(dir, &config.extra_env).with_context(|| { + format!("Failed to find sysroot in {}. Is rust-src installed?", dir.display()) + })?) + } + None => None, + }; + if let Some(sysroot) = &sysroot { + tracing::info!(src_root = %sysroot.src_root().display(), root = %sysroot.root().display(), "Using sysroot"); + } let rustc_cfg = rustc_cfg::get(None, None, &Default::default()); Ok(ProjectWorkspace::DetachedFiles { files: detached_files, sysroot, rustc_cfg }) } @@ -479,21 +491,25 @@ impl ProjectWorkspace { include: vec![detached_file.clone()], exclude: Vec::new(), }) - .chain(mk_sysroot(Some(sysroot))) + .chain(mk_sysroot(sysroot.as_ref())) .collect(), } } pub fn n_packages(&self) -> usize { match self { - ProjectWorkspace::Json { project, .. } => project.n_crates(), + ProjectWorkspace::Json { project, sysroot, .. } => { + let sysroot_package_len = sysroot.as_ref().map_or(0, |it| it.crates().len()); + sysroot_package_len + project.n_crates() + } ProjectWorkspace::Cargo { cargo, sysroot, rustc, .. } => { let rustc_package_len = rustc.as_ref().map_or(0, |it| it.packages().len()); let sysroot_package_len = sysroot.as_ref().map_or(0, |it| it.crates().len()); cargo.packages().len() + sysroot_package_len + rustc_package_len } ProjectWorkspace::DetachedFiles { sysroot, files, .. } => { - sysroot.crates().len() + files.len() + let sysroot_package_len = sysroot.as_ref().map_or(0, |it| it.crates().len()); + sysroot_package_len + files.len() } } } @@ -805,12 +821,14 @@ fn detached_files_to_crate_graph( rustc_cfg: Vec<CfgFlag>, load: &mut dyn FnMut(&AbsPath) -> Option<FileId>, detached_files: &[AbsPathBuf], - sysroot: &Sysroot, + sysroot: &Option<Sysroot>, ) -> CrateGraph { let _p = profile::span("detached_files_to_crate_graph"); let mut crate_graph = CrateGraph::default(); - let (public_deps, _libproc_macro) = - sysroot_to_crate_graph(&mut crate_graph, sysroot, rustc_cfg.clone(), load); + let (public_deps, _libproc_macro) = match sysroot { + Some(sysroot) => sysroot_to_crate_graph(&mut crate_graph, sysroot, rustc_cfg.clone(), load), + None => (SysrootPublicDeps::default(), None), + }; let mut cfg_options = CfgOptions::default(); cfg_options.extend(rustc_cfg); |