Clippy updates

src/commands/ucm/calendar.rs

@@ -52,7 +52,7 @@ fn process_calendar(data: &str) -> Option<AcademicCalendar> {
                     .map(|col| col.text().next().map(|o| o.to_string()).unwrap_or_else(|| "<unknown>".to_string()))
                     .collect::<Vec<_>>();
 
-                (items.get(0).map(|o| o.to_string()).unwrap_or_else(|| "<unknown>".to_string()),
+                (items.first().map(|o| o.to_string()).unwrap_or_else(|| "<unknown>".to_string()),
                  items.get(1).map(|o| o.to_string()).unwrap_or_else(|| "<unknown>".to_string()))
             })
             .collect::<Vec<_>>()

src/commands/ucm/foodtrucks.rs

@@ -52,7 +52,7 @@ fn process_schedules(data: &str) -> Option<String> {
     });
 
     if day.is_some() {
-        return day.map(|o| o.to_string());
+        day.map(|o| o.to_string())
     } else {
         None
     }

src/commands/ucm/professors.rs

@@ -92,7 +92,7 @@ async fn print_matches(ctx: &CowContext<'_>, professors: &[Professor]) -> Result
     if professors.is_empty() {
         ctx.say("No matches were found. Check your query for typos or generalize it. Or, we may not have the person logged.").await?;
     } else if professors.len() == 1 {
-        professor_embed(ctx, professors.get(0).unwrap()).await?;
+        professor_embed(ctx, professors.first().unwrap()).await?;
     } else {
         ctx.send(|m| m.embed(|e| {
             e.title("Professor Search").description("Multiple results were found for your query. Try refining your input.");

src/services/database.rs

@@ -229,9 +229,9 @@ impl Database {
             .into_results()
             .await?;
 
-        let count: i32 = res.get(1).unwrap().get(0).unwrap().get(0).unwrap();
+        let count: i32 = res.get(1).unwrap().first().unwrap().get(0).unwrap();
 
-        let members = res.get(0).unwrap().iter()
+        let members = res.first().unwrap().iter()
             .map(|row| {
                 let id: rust_decimal::Decimal = row.get(0).unwrap();
                 Member {