tools/format-cpp: use a group of `echo` lines with a single `>& 2`

Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>
Change-Id: I4202fa48c0fe6909aeb3b1ea34870e920908917f
Reviewed-on: https://review.lttng.org/c/babeltrace/+/11144
Reviewed-by: Simon Marchi <simon.marchi@efficios.com>

diff --git a/tools/format-cpp b/tools/format-cpp
index 29a0bf7efa63bdc6ae11b73c02c7099189863543..dfc4bbd5061a74e3dd5f179e5e53069312a2cfe3 100755 (executable)
--- a/tools/format-cpp
+++ b/tools/format-cpp
@@ -17,11 +17,14 @@ format_cpp() {
        fi
 
        if [[ "$version" != *"clang-format version $expected_formatter_major_version"* ]]; then
-               echo "Expecting clang-format $expected_formatter_major_version." >&2
-               echo >&2
-               echo Got: >&2
-               echo >&2
-               echo "$version" >&2
+               {
+                       echo "Expecting clang-format $expected_formatter_major_version."
+                       echo
+                       echo Got:
+                       echo
+                       echo "$version"
+               } >& 2
+
                return 1
        fi