fix(lex): Allow an exponent 'E'

clap-rs · Dec 5, 2024 · c8095c0 · c8095c0
1 parent 9ebdf8c
commit c8095c0
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/clap_lex/src/lib.rs b/clap_lex/src/lib.rs
@@ -505,9 +505,9 @@ fn is_number(arg: &str) -> bool {
             // optional exponent, and only if it's not the first character.
             b'.' if !seen_dot && position_of_e.is_none() && i > 0 => seen_dot = true,
 
-            // Allow an exponent `e` but only at most one after the first
+            // Allow an exponent `e`/`E` but only at most one after the first
             // character.
-            b'e' if position_of_e.is_none() && i > 0 => position_of_e = Some(i),
+            b'e' | b'E' if position_of_e.is_none() && i > 0 => position_of_e = Some(i),
 
             _ => return false,
         }