fix(Bash microkernel): Use printf

Hopefully with `printf` we don't get the "stream did not contain valid UTF-8" error message on CI.
stencila · Dec 6, 2021 · bd0882b · bd0882b
1 parent 3d7ea36
commit bd0882b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rust/kernel-bash/src/bash-kernel.sh b/rust/kernel-bash/src/bash-kernel.sh
@@ -6,5 +6,5 @@ do
   eval "$unescaped"
   # To support versions of Bash below v4.2, we use
   # the hexadecimal representation of \U10ACDC
-  echo -e "\xf4\x8a\xb3\x9c" | tee /dev/stderr
+  printf "\xf4\x8a\xb3\x9c\n" | tee /dev/stderr
 done < "${1:-/dev/stdin}"