From ac3ec18f4b25bd254437a232bc835629162e1380 Mon Sep 17 00:00:00 2001
From: Edwin Cheng <edwin0cheng@gmail.com>
Date: Thu, 21 Jan 2021 19:12:19 +0800
Subject: Added defined_features in PackageData

---
 crates/project_model/src/cargo_workspace.rs | 11 +++++++----
 crates/project_model/src/workspace.rs       |  2 +-
 2 files changed, 8 insertions(+), 5 deletions(-)

(limited to 'crates/project_model')

diff --git a/crates/project_model/src/cargo_workspace.rs b/crates/project_model/src/cargo_workspace.rs
index c0ed37fc1..a09e1a9ff 100644
--- a/crates/project_model/src/cargo_workspace.rs
+++ b/crates/project_model/src/cargo_workspace.rs
@@ -99,8 +99,10 @@ pub struct PackageData {
     pub dependencies: Vec<PackageDependency>,
     /// Rust edition for this package
     pub edition: Edition,
-    /// List of features to activate
-    pub features: Vec<String>,
+    /// Features provided by the crate, mapped to the features required by that feature.
+    pub features: FxHashMap<String, Vec<String>>,
+    /// List of features enabled on this package
+    pub active_features: Vec<String>,
     /// List of config flags defined by this package's build script
     pub cfgs: Vec<CfgFlag>,
     /// List of cargo-related environment variables with their value
@@ -281,7 +283,8 @@ impl CargoWorkspace {
                 is_member,
                 edition,
                 dependencies: Vec::new(),
-                features: Vec::new(),
+                features: meta_pkg.features.into_iter().collect(),
+                active_features: Vec::new(),
                 cfgs: cfgs.get(&id).cloned().unwrap_or_default(),
                 envs: envs.get(&id).cloned().unwrap_or_default(),
                 out_dir: out_dir_by_id.get(&id).cloned(),
@@ -328,7 +331,7 @@ impl CargoWorkspace {
                 let dep = PackageDependency { name: dep_node.name, pkg };
                 packages[source].dependencies.push(dep);
             }
-            packages[source].features.extend(node.features);
+            packages[source].active_features.extend(node.features);
         }
 
         let workspace_root = AbsPathBuf::assert(meta.workspace_root);
diff --git a/crates/project_model/src/workspace.rs b/crates/project_model/src/workspace.rs
index 8e0481ae9..073c48af7 100644
--- a/crates/project_model/src/workspace.rs
+++ b/crates/project_model/src/workspace.rs
@@ -481,7 +481,7 @@ fn add_target_crate_root(
     let edition = pkg.edition;
     let cfg_options = {
         let mut opts = cfg_options.clone();
-        for feature in pkg.features.iter() {
+        for feature in pkg.active_features.iter() {
             opts.insert_key_value("feature".into(), feature.into());
         }
         opts.extend(pkg.cfgs.iter().cloned());
-- 
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