From: Eh2406 <YeomanYaacov@gmail.com>
Date: Sat, 24 Feb 2018 04:06:10 +0000 (-0500)
Subject: use entry to not hash twice thanks clippy
X-Git-Tag: archive/raspbian/0.35.0-2+rpi1~3^2^2^2^2^2^2^2~22^2~2^2~75^2~2
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=836fdacda99fca89c7455698d028dcf720a5aa42;p=cargo.git

use entry to not hash twice thanks clippy

(cherry picked from commit de9a7b9)
---

diff --git a/src/cargo/ops/cargo_read_manifest.rs b/src/cargo/ops/cargo_read_manifest.rs
index 48c2d9dab..13ce7affd 100644
--- a/src/cargo/ops/cargo_read_manifest.rs
+++ b/src/cargo/ops/cargo_read_manifest.rs
@@ -138,11 +138,13 @@ fn read_nested_packages(path: &Path,
     let pkg = Package::new(manifest, &manifest_path);
 
     let pkg_id = pkg.package_id().clone();
-    if !all_packages.contains_key(&pkg_id) {
-        all_packages.insert(pkg_id, pkg);
-    } else {
-        info!("skipping nested package `{}` found at `{}`",
-              pkg.name(), path.to_string_lossy());
+    use ::std::collections::hash_map::Entry;
+    match all_packages.entry(pkg_id) {
+        Entry::Vacant(v) => { v.insert(pkg); },
+        Entry::Occupied(_) => {
+            info!("skipping nested package `{}` found at `{}`",
+                  pkg.name(), path.to_string_lossy());
+        }
     }
 
     // Registry sources are not allowed to have `path=` dependencies because