fix duplicates in labels list

Makefile

@@ -6,7 +6,7 @@ dev:
 	v -o pt src/
 
 prod:
-	v -prod -cc gcc -cflags -static -o pt src/ \
+	v -prod -cc gcc -cflags '-static -s' -o pt src/ \
 		-d pt_version=$(PT_VERSION) \
 		-d pt_piddir=pt \
 		-d pt_max_recursion_depth=10 \

completion.bash

@@ -11,13 +11,13 @@ _pt_completions()
             ;;
         -l|-label)
             if [[ ${COMP_WORDS[*]} =~ start ]]; then
-                COMPREPLY+=($(compgen -W "$(./pt labels)" -- "$cur"))
+                COMPREPLY+=($(compgen -W "$(pt labels)" -- "$cur"))
             fi
             ;;
         *)
-            local words=($(./pt ls -o brief) start stop signal)
+            local words=($(pt ls -o brief) start stop signal)
             if [[ ${words[*]} =~ $prev ]]; then
-                COMPREPLY+=($(compgen -W "$(./pt ls -o brief)" -- "$cur"))
+                COMPREPLY+=($(compgen -W "$(pt ls -o brief)" -- "$cur"))
             fi
             local commands='start stop ls ps help version signal labels'
             local invoked=()

src/em.v

@@ -19,7 +19,7 @@ fn (em EntryManager) labels() []string {
 	for _, val in em.config.entries {
 		labels << val.labels
 	}
-	return arrays.uniq(labels)
+	return arrays.uniq(labels.sorted())
 }
 
 fn (em EntryManager) by_labels(labels []string) []Entry {