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add proc-macro crate type handling

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This commit is contained in:
JasperDeSutter 2019-11-24 11:33:12 +01:00
parent ea3124c12a
commit 6a8b4f873a
3 changed files with 30 additions and 1 deletions
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17
crates/ra_project_model/src/lib.rs
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@ -210,6 +210,8 @@ impl ProjectWorkspace {
let libcore = sysroot.core().and_then(|it| sysroot_crates.get(&it).copied());
let libstd = sysroot.std().and_then(|it| sysroot_crates.get(&it).copied());
let libproc_macro =
sysroot.proc_macro().and_then(|it| sysroot_crates.get(&it).copied());
let mut pkg_to_lib_crate = FxHashMap::default();
let mut pkg_crates = FxHashMap::default();
@ -236,6 +238,21 @@ impl ProjectWorkspace {
lib_tgt = Some(crate_id);
pkg_to_lib_crate.insert(pkg, crate_id);
}
if tgt.is_proc_macro(&cargo) {
if let Some(proc_macro) = libproc_macro {
if let Err(_) = crate_graph.add_dep(
crate_id,
"proc_macro".into(),
proc_macro,
) {
log::error!(
"cyclic dependency on proc_macro for {}",
pkg.name(&cargo)
)
}
}
}
pkg_crates.entry(pkg).or_insert_with(Vec::new).push(crate_id);
}
}