Environment (#3)

Reviewed-on: #3
Co-authored-by: kdeng00 <kundeng00@pm.me>
Co-committed-by: kdeng00 <kundeng00@pm.me>

src/environment.rs

@@ -0,0 +1,5 @@
+
+pub async fn get_db_url() -> String {
+    dotenvy::dotenv().ok();
+    std::env::var(crate::keys::DBURL).expect(crate::keys::error::ERROR)
+}

src/keys.rs

@@ -0,0 +1,5 @@
+pub const DBURL: &str = "DATABASE_URL";
+
+pub mod error {
+    pub const ERROR: &str = "DATABASE_URL must be set in .env";
+}

src/lib.rs

@@ -1,3 +1,6 @@
+pub mod environment;
+pub mod keys;
+
 pub fn add(left: u64, right: u64) -> u64 {
     left + right
 }