Merge #82

82: Display helpful message when there’s no results r=antifuchs a=Jayman2000 Closes #80. Co-authored-by: Jason Yundt <[email protected]>
boinkor-net · Jun 16, 2022 · bc7002d · bc7002d
2 parents 89a2a40 + 00cb3cb
commit bc7002d
Showing 1 changed file with 10 additions and 5 deletions.
diff --git a/chars/src/main.rs b/chars/src/main.rs
@@ -4,10 +4,15 @@ use chars::display;
 use chars::human_names;
 
 fn main() {
-    let args = env::args()
-        .skip(1)
-        .flat_map(|argument| human_names::from_arg(argument.as_ref()));
-    for c in args {
-        display::describe(c);
+    let args = env::args().skip(1);
+    for argument in args {
+        let results = human_names::from_arg(argument.as_ref());
+        if results.is_empty() {
+            eprintln!("No results for “{}”.", argument);
+        } else {
+            for c in results {
+                display::describe(c);
+            }
+        }
     }
 }