From b68ef1231daf6eb1abeb06a30dc89af1254b833d Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 21 Jul 2020 17:17:21 +0200
Subject: More Rustic API for Env

---
 crates/ra_db/src/fixture.rs |  2 +-
 crates/ra_db/src/input.rs   | 17 ++++-------------
 2 files changed, 5 insertions(+), 14 deletions(-)

(limited to 'crates/ra_db/src')

diff --git a/crates/ra_db/src/fixture.rs b/crates/ra_db/src/fixture.rs
index 209713987..2aafb9965 100644
--- a/crates/ra_db/src/fixture.rs
+++ b/crates/ra_db/src/fixture.rs
@@ -222,7 +222,7 @@ impl From<Fixture> for FileMeta {
                 .edition
                 .as_ref()
                 .map_or(Edition::Edition2018, |v| Edition::from_str(&v).unwrap()),
-            env: Env::from(f.env.iter()),
+            env: f.env.into_iter().collect(),
         }
     }
 }
diff --git a/crates/ra_db/src/input.rs b/crates/ra_db/src/input.rs
index aaa492759..6f2e5cfc7 100644
--- a/crates/ra_db/src/input.rs
+++ b/crates/ra_db/src/input.rs
@@ -6,7 +6,7 @@
 //! actual IO. See `vfs` and `project_model` in the `rust-analyzer` crate for how
 //! actual IO is done and lowered to input.
 
-use std::{fmt, ops, str::FromStr, sync::Arc};
+use std::{fmt, iter::FromIterator, ops, str::FromStr, sync::Arc};
 
 use ra_cfg::CfgOptions;
 use ra_syntax::SmolStr;
@@ -298,18 +298,9 @@ impl fmt::Display for Edition {
     }
 }
 
-impl<'a, T> From<T> for Env
-where
-    T: Iterator<Item = (&'a String, &'a String)>,
-{
-    fn from(iter: T) -> Self {
-        let mut result = Self::default();
-
-        for (k, v) in iter {
-            result.entries.insert(k.to_owned(), v.to_owned());
-        }
-
-        result
+impl FromIterator<(String, String)> for Env {
+    fn from_iter<T: IntoIterator<Item = (String, String)>>(iter: T) -> Self {
+        Env { entries: FromIterator::from_iter(iter) }
     }
 }
 
-- 
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