From 9d23439982b4c118c857cab8bad3d3d353bb7367 Mon Sep 17 00:00:00 2001
From: Augustus Mayo <gusmayo@gmail.com>
Date: Mon, 4 Feb 2019 10:44:31 -0600
Subject: [PATCH] Fix env change selection

---
 Cargo.lock    |  2 +-
 Cargo.toml    |  2 +-
 src/params.rs | 11 ++++-------
 3 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 7713438..5a645ce 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -283,7 +283,7 @@ dependencies = [
 
 [[package]]
 name = "envfmt"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "rusoto_core 0.36.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rusoto_mock 0.30.0 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/Cargo.toml b/Cargo.toml
index c49b340..975338c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 authors = ["Augustus Mayo <gusmayo@gmail.com>"]
 edition = "2018"
 name = "envfmt"
-version = "0.2.0"
+version = "0.4.0"
 license = "Apache-2.0"
 
 [badges]
diff --git a/src/params.rs b/src/params.rs
index 479c9ef..2d99433 100644
--- a/src/params.rs
+++ b/src/params.rs
@@ -68,7 +68,7 @@ impl ParamBag {
                 for parameter in parameters {
                     if let (Some(name), Some(value)) = (parameter.name, parameter.value) {
                         self.params.push(Param {
-                            key: to_env_name(self.prefix.as_str(), name.as_str()),
+                            key: to_env_name(name.as_str()).to_string(),
                             value,
                         });
                     }
@@ -95,8 +95,8 @@ pub fn make_path_req(path: &str, next_token: Option<String>) -> GetParametersByP
     }
 }
 
-pub fn to_env_name(prefix: &str, name: &str) -> String {
-    name.trim_start_matches(prefix).to_uppercase()
+pub fn to_env_name(name: &str) -> String {
+    name[name.rfind('/').unwrap_or(0) + 1..].to_uppercase()
 }
 
 pub fn get_all_params_for_path<T>(client: &T, path: &str) -> ParamResult
@@ -253,10 +253,7 @@ mod tests {
 
     #[test]
     fn test_converts_to_env_var_name() {
-        assert_eq!(
-            "PARAM_KEY",
-            to_env_name("/path/to/the/", "/path/to/the/param_key")
-        );
+        assert_eq!("PARAM_KEY", to_env_name("/path/to/the/param_key"));
     }
 
     #[test]