fix: dev: multiple typos corrected, an export on ``relation-target-compose-get`` fixed.

bin/compose

@@ -259,7 +259,7 @@ export -f yaml_key_val_str
 docker_has_image() {
     local image="$1"
     images=$(docker images -q "$image" 2>/dev/null) || {
-        err "docker images call has failled unexpectedly."
+        err "docker images call has failed unexpectedly."
         return 1
     }
     [ "$images" ]
@@ -427,7 +427,7 @@ are_files_locked_in_dir() {
             found=1
             break
         fi
-    done < <(cat /proc/locks | grep " $hdev:$ldev:" | sed -r "s/^.*$hdev:$ldev:([0-9]+).*$/\1/g") 
+    done < <(cat /proc/locks | grep " $hdev:$ldev:" | sed -r "s/^.*$hdev:$ldev:([0-9]+).*$/\1/g")
 
     [ "$found" ]
 }
@@ -787,7 +787,7 @@ get_docker_compose () {
 
     declare -A entries
     start_compilation=$SECONDS
-    debug "Compiling 'docker-compose.conf' base for $DARKYELLOW$@$NORMAL..."
+    debug "Compiling 'docker-compose.yml' base for $DARKYELLOW$@$NORMAL..."
     for target_service in "$@"; do
         start=$SECONDS
         services=$(get_ordered_service_dependencies "$target_service") || return 1
@@ -813,8 +813,8 @@ get_docker_compose () {
     merge_yaml_str "${entries[@]}" > "$cache_file"
     export _current_docker_compose="$(cat "$cache_file")"
     echo "$_current_docker_compose"
-    debug "  ..compilation of base 'docker-compose.conf' done $GRAY(in $((SECONDS - start_compilation))s)$NORMAL" || true
-    # debug " ** ${WHITE}docker-compose.conf${NORMAL}:"
+    debug "  ..compilation of base 'docker-compose.yml' done $GRAY(in $((SECONDS - start_compilation))s)$NORMAL" || true
+    # debug " ** ${WHITE}docker-compose.yml${NORMAL}:"
     # debug "$_current_docker_compose"
 }
 export -f get_docker_compose
@@ -893,7 +893,7 @@ get_service_def () {
 
     def=$(echo "$_current_docker_compose" | shyaml get-value "$service" 2>/dev/null)
     if [ -z "$def" ]; then
-        err "No definition for service $DARKYELLOW$service$NORMAL in compiled 'docker-compose.conf'."
+        err "No definition for service $DARKYELLOW$service$NORMAL in compiled 'docker-compose.yml'."
         return 1
     fi
     echo "$def"
@@ -1019,7 +1019,7 @@ _rec_get_depth() {
         #debug "Requesting depth[$dep]"
         if (( ${depths[$dep]} > max )); then
             max="${depths[$dep]}"
-        fi 
+        fi
     done
     # debug "Setting depth[$elt] to $((max + 1))"
     depths[$elt]=$((max + 1))
@@ -1134,7 +1134,7 @@ relation-target-compose-get () {
         return 1
     fi
 }
-export -f relation-base-compose-get
+export -f relation-target-compose-get
 
 
 relation-set () {
@@ -2213,7 +2213,7 @@ esac
 
 
 get_docker_compose $services >/dev/null || {  ## precalculate variable \$_current_docker_compose
-    err "Fails to compile base 'docker-compose.conf'"
+    err "Fails to compile base 'docker-compose.yml'"
     exit 1
 }