From be251fef2cfcf79a34f5c4e5086c715234281b5e Mon Sep 17 00:00:00 2001
From: Ryan Leckey <ryan@launchbadge.com>
Date: Fri, 16 Jun 2017 11:45:23 -0700
Subject: Fix a couple issues, mainly with env source

---
 src/config.rs | 9 ++++++++-
 src/env.rs    | 8 ++++----
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/src/config.rs b/src/config.rs
index c355f2d..44c51d1 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -1,4 +1,5 @@
 use std::collections::HashMap;
+use std::str::FromStr;
 use serde::de::Deserialize;
 
 use error::*;
@@ -88,7 +89,13 @@ impl Config {
                 for source in sources {
                     let props = source.collect()?;
                     for (key, val) in &props {
-                        path::Expression::Identifier(key.clone()).set(&mut cache, val.clone());
+                        match path::Expression::from_str(key) {
+                            // Set using the path
+                            Ok(expr) => expr.set(&mut cache, val.clone()),
+
+                            // Set diretly anyway
+                            _ => path::Expression::Identifier(key.clone()).set(&mut cache, val.clone())
+                        }
                     }
                 }
 
diff --git a/src/env.rs b/src/env.rs
index c49bb0e..a0b190b 100644
--- a/src/env.rs
+++ b/src/env.rs
@@ -28,8 +28,8 @@ impl Environment {
         Environment::default()
     }
 
-    pub fn with_prefix(s: String) -> Self {
-        Environment { separator: s, ..Environment::default() }
+    pub fn with_prefix(s: &str) -> Self {
+        Environment { prefix: Some(s.into()), ..Environment::default() }
     }
 
     pub fn prefix(&mut self, s: String) -> &mut Self {
@@ -68,7 +68,7 @@ impl Source for Environment {
 
             // Check for prefix
             if let Some(ref prefix_pattern) = prefix_pattern {
-                if key.starts_with(prefix_pattern) {
+                if key.to_lowercase().starts_with(prefix_pattern) {
                     // Remove this prefix from the key
                     key = key[prefix_pattern.len()..].to_string();
                 } else {
@@ -80,7 +80,7 @@ impl Source for Environment {
             // Replace `separator` with `.`
             key = key.replace(&self.separator, ".");
 
-            m.insert(key, Value::new(Some(&uri), ValueKind::String(value)));
+            m.insert(key.to_lowercase(), Value::new(Some(&uri), ValueKind::String(value)));
         }
 
         Ok(m)
-- 
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