fix: better env loading error message (#132)

* fix: better env load error message * docs: updated deployment instructions
aquelemiguel · Feb 4, 2022 · f679a97 · f679a97
1 parent 6d35a93
commit f679a97
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diff --git a/README.md b/README.md
@@ -9,7 +9,7 @@
 ## Deployment
 
 ### Usage
-Just [create a bot account](https://github.com/aquelemiguel/parrot/wiki/Create-Your-Discord-Bot), copy its token into the `DISCORD_TOKEN` environment variable within `.env`.
+Just [create a bot account](https://github.com/aquelemiguel/parrot/wiki/Create-Your-Discord-Bot), and copy its **token** and **application id** to a `.env` with the `DISCORD_TOKEN` and `DISCORD_APPID` environment variables respectively.
 
 ### Docker
 

diff --git a/src/client.rs b/src/client.rs
@@ -12,12 +12,14 @@ pub struct Client {
 
 impl Client {
     pub async fn default() -> Result<Client, Box<dyn Error>> {
-        let token = env::var("DISCORD_TOKEN")?;
+        let token = env::var("DISCORD_TOKEN").expect("Fatality! DISCORD_TOKEN not set!");
         Client::new(token).await
     }
 
     pub async fn new(token: String) -> Result<Client, Box<dyn Error>> {
-        let application_id = env::var("DISCORD_APPID")?.parse()?;
+        let application_id = env::var("DISCORD_APPID")
+            .expect("Fatality! DISCORD_APPID not set!")
+            .parse()?;
 
         let client = serenity::Client::builder(token)
             .event_handler(SerenityHandler)