Fix crash

Author: lpil

src/gleam_stdlib.erl

@@ -255,7 +255,7 @@ regex_scan(Regex, String) ->
 
 base_decode64(S) ->
     try {ok, base64:decode(S)}
-    catch error:badarith -> {error, nil}
+    catch error:_ -> {error, nil}
     end.
 
 wrap_list(X) when is_list(X) -> X;

test/gleam/base_test.gleam

@@ -80,3 +80,9 @@ pub fn url_decode64_test() {
   |> base.url_decode64()
   |> should.equal(Error(Nil))
 }
+
+pub fn decode64_crash_regression_1_test() {
+  "aGktdGhlcmU.uWUWvrAleKQ2jsWcU97H-RPJ5qRRcE_s"
+  |> base.decode64()
+  |> should.equal(Error(Nil))
+}