Bump cargo_metadata

Author: lnicola

Cargo.lock

@@ -12,7 +12,7 @@ doctest = false
 [dependencies]
 crossbeam-channel = "0.5.5"
 tracing = "0.1.35"
-cargo_metadata = "0.14.2"
+cargo_metadata = "0.15.0"
 serde = { version = "1.0.137", features = ["derive"] }
 serde_json = "1.0.81"
 jod-thread = "0.1.2"

crates/flycheck/Cargo.toml

@@ -12,4 +12,4 @@ doctest = false
 [build-dependencies]
 proc-macro-test-impl = { path = "imp", version = "0.0.0" }
 toolchain = { path = "../toolchain", version = "0.0.0" }
-cargo_metadata = "0.14.2"
+cargo_metadata = "0.15.0"

crates/proc-macro-test/Cargo.toml

@@ -12,7 +12,7 @@ doctest = false
 [dependencies]
 tracing = "0.1.35"
 rustc-hash = "1.1.0"
-cargo_metadata = "0.14.2"
+cargo_metadata = "0.15.0"
 semver = "1.0.10"
 serde = { version = "1.0.137", features = ["derive"] }
 serde_json = "1.0.81"

crates/project-model/Cargo.toml

@@ -318,10 +318,15 @@ impl CargoWorkspace {
                 ..
             } = meta_pkg;
             let meta = from_value::<PackageMetadata>(metadata.clone()).unwrap_or_default();
-            let edition = edition.parse::<Edition>().unwrap_or_else(|err| {
-                tracing::error!("Failed to parse edition {}", err);
-                Edition::CURRENT
-            });
+            let edition = match edition {
+                cargo_metadata::Edition::E2015 => Edition::Edition2015,
+                cargo_metadata::Edition::E2018 => Edition::Edition2018,
+                cargo_metadata::Edition::E2021 => Edition::Edition2021,
+                _ => {
+                    tracing::error!("Unsupported edition `{:?}`", edition);
+                    Edition::CURRENT
+                }
+            };
             // We treat packages without source as "local" packages. That includes all members of
             // the current workspace, as well as any path dependency outside the workspace.
             let is_local = meta_pkg.source.is_none();