🦊 Simplify grep string for POSIX compatibility

bemoji

@@ -199,7 +199,7 @@ _clipResult() {
 result=$(gather_emojis | _picker)
 exit_value="$?"
 [ "$bm_private_mode" = true ] || add_to_recent "$result"
-result=$(echo "$result" | grep -oP '^[^\s]+' | tr -d '\n')
+result=$(echo "$result" | grep -o '^\S\+' | tr -d '\n')
 
 case "$exit_value" in
 1)

test/bemoji.bats

@@ -18,6 +18,7 @@ setup() {
 }
 
 @test "test can run script" {
+    export BEMOJI_CLIP_CMD="echo clip test only"
     # closing FD3 manually to prevent hangs, see
     # https://bats-core.readthedocs.io/en/stable/writing-tests.html#file-descriptor-3-read-this-if-bats-hangs
     run bemoji 3>&-