Use LinkedHashMap in place of HashMap

4 files changed, 15 insertions, 14 deletions

diff --git a/examples/async_source/main.rs b/examples/async_source/main.rs
index 10befe0..6c836a3 100644
--- a/examples/async_source/main.rs
+++ b/examples/async_source/main.rs
@@ -1,4 +1,5 @@
-use std::{collections::HashMap, error::Error};
+use linked_hash_map::LinkedHashMap;
+use std::error::Error;
 
 use config::{builder::AsyncState, AsyncSource, ConfigBuilder, ConfigError, FileFormat};
 
@@ -56,7 +57,7 @@ struct HttpSource {
 
 #[async_trait]
 impl AsyncSource for HttpSource {
-    async fn collect(&self) -> Result<HashMap<String, config::Value>, ConfigError> {
+    async fn collect(&self) -> Result<LinkedHashMap<String, config::Value>, ConfigError> {
         reqwest::get(&self.uri)
             .await
             .map_err(|e| ConfigError::Foreign(Box::new(e)))? // error conversion is possible from custom AsyncSource impls
diff --git a/examples/glob/src/main.rs b/examples/glob/src/main.rs
index b3183ef..c85f86e 100644
--- a/examples/glob/src/main.rs
+++ b/examples/glob/src/main.rs
@@ -1,5 +1,5 @@
 use std::path::Path;
-use std::collections::HashMap;
+use std::collections::LinkedHashMap;
 use config::*;
 use glob::glob;
 
@@ -14,9 +14,9 @@ fn main() {
         .merge(File::from(Path::new("conf/05-some.yml"))).unwrap()
         .merge(File::from(Path::new("conf/99-extra.json"))).unwrap();
 
-    // Print out our settings (as a HashMap)
+    // Print out our settings (as a LinkedHashMap)
     println!("\n{:?} \n\n-----------",
-             settings.try_into::<HashMap<String, String>>().unwrap());
+             settings.try_into::<LinkedHashMap<String, String>>().unwrap());
 
     // Option 2
     // --------
@@ -28,9 +28,9 @@ fn main() {
                     File::from(Path::new("conf/99-extra.json"))])
         .unwrap();
 
-    // Print out our settings (as a HashMap)
+    // Print out our settings (as a LinkedHashMap)
     println!("\n{:?} \n\n-----------",
-             settings.try_into::<HashMap<String, String>>().unwrap());
+             settings.try_into::<LinkedHashMap<String, String>>().unwrap());
 
     // Option 3
     // --------
@@ -43,7 +43,7 @@ fn main() {
                    .collect::<Vec<_>>())
         .unwrap();
 
-    // Print out our settings (as a HashMap)
+    // Print out our settings (as a LinkedHashMap)
     println!("\n{:?} \n\n-----------",
-             settings.try_into::<HashMap<String, String>>().unwrap());
+             settings.try_into::<LinkedHashMap<String, String>>().unwrap());
 }
diff --git a/examples/simple/src/main.rs b/examples/simple/src/main.rs
index 1c7ddb7..698401a 100644
--- a/examples/simple/src/main.rs
+++ b/examples/simple/src/main.rs
@@ -1,4 +1,4 @@
-use std::collections::HashMap;
+use std::collections::LinkedHashMap;
 
 fn main() {
     let mut settings = config::Config::default();
@@ -9,7 +9,7 @@ fn main() {
         // Eg.. `APP_DEBUG=1 ./target/app` would set the `debug` key
         .merge(config::Environment::with_prefix("APP")).unwrap();
 
-    // Print out our settings (as a HashMap)
+    // Print out our settings (as a LinkedHashMap)
     println!("{:?}",
-             settings.try_into::<HashMap<String, String>>().unwrap());
+             settings.try_into::<LinkedHashMap<String, String>>().unwrap());
 }
diff --git a/examples/watch/src/main.rs b/examples/watch/src/main.rs
index a197390..9e676ad 100644
--- a/examples/watch/src/main.rs
+++ b/examples/watch/src/main.rs
@@ -1,5 +1,5 @@
 use config::*;
-use std::collections::HashMap;
+use std::collections::LinkedHashMap;
 use std::sync::RwLock;
 use notify::{RecommendedWatcher, DebouncedEvent, Watcher, RecursiveMode};
 use std::sync::mpsc::channel;
@@ -20,7 +20,7 @@ fn show() {
                  .read()
                  .unwrap()
                  .clone()
-                 .try_into::<HashMap<String, String>>()
+                 .try_into::<LinkedHashMap<String, String>>()
                  .unwrap());
 }