fix: dev: small improvements !minor

Signed-off-by: Valentin Lab <valentin.lab@kalysto.org>

bin/compose

@@ -857,9 +857,7 @@ mk_docker_run_options() {
 
     clean_unused_sessions
     filename=$(mktemp -p /tmp/ -t launch_opts-XXXXXXXXXXXXXXXX)
-    {
-        p0 "${docker_run_opts[@]}"
-    } > "$filename"
+    p0 "${docker_run_opts[@]}" > "$filename"
     sha=$(sha256sum "$filename")
     sha=${sha:0:64}
     src="$SESSION_DIR/$UID-$sha"
@@ -872,7 +870,7 @@ mk_docker_run_options() {
 
     mkdir -p "$SESSION_DIR" || return 1
     mv -f "$filename" "$SESSION_DIR/$UID-$sha" || return 1
-    echo "$SESSION_DIR/$UID-$sha"
+    e "$SESSION_DIR/$UID-$sha"
 
     if [ -n "$DEBUG" ]; then
         echo "${WHITE}Environment:${NORMAL}"

bin/compose-core

@@ -3202,9 +3202,9 @@ launch_docker_compose() {
         {
             {
                 if [ -z "$COMPOSE_DISABLE_DOCKER_COMPOSE_STORE" ]; then
-                    cd "/var/lib/compose/docker-compose/$sha/$project"
+                    cd "/var/lib/compose/docker-compose/$sha/$project" || return 1
                 else
-                    cd "$docker_compose_dir"
+                    cd "$docker_compose_dir" || return 1
                 fi
                 if [ -f ".env" ]; then
                     debug "${WHITE}.env$NORMAL for $DARKYELLOW$SERVICE_PACK$NORMAL:"
@@ -3222,7 +3222,7 @@ launch_docker_compose() {
             } | _save stdout
         } 3>&1 1>&2 2>&3 | _save stderr
     } 3>&1 1>&2 2>&3
-    if tail -n 1 "$docker_compose_dir/.data/stderr" | egrep "Service .+ failed to build: Error getting container [0-9a-f]+ from driver devicemapper: (open|Error mounting) /dev/mapper/docker-.*: no such file or directory$" >/dev/null 2>&1; then
+    if tail -n 1 "$docker_compose_dir/.data/stderr" | grep -E "Service .+ failed to build: Error getting container [0-9a-f]+ from driver devicemapper: (open|Error mounting) /dev/mapper/docker-.*: no such file or directory$" >/dev/null 2>&1; then
         err "Detected bug https://github.com/docker/docker/issues/4036 ... "
         err "Please re-launch your command, or switch from 'devicemapper' driver to 'overlayfs' or 'aufs'."
     fi