bash prompt: Escape non-printable characters

.bash_prompt.kuba

@@ -77,11 +77,11 @@ set_prompt()
     if [ "$is_git" ]; then
         local git_repo=$(basename `git rev-parse --show-toplevel` 2>/dev/null)
         local git_rel_path=$(git rev-parse --show-prefix 2>/dev/null)
-        PS1+="$txtcyan$git_repo $txtpurple$git_rel_path$txtreset"
+        PS1+="\[$txtcyan\]$git_repo \[$txtpurple\]$git_rel_path\[$txtreset\]"
         # Green git branch
         PS1+="\[$txtgreen\]$(__git_ps1 ' (%s)')\[$txtwhite\] "
     fi
     # Good old prompt, $ for user, # for root
-    PS1+="$txtreset\\$ "
+    PS1+="\[$txtreset\]\\$ "
 }
 export PROMPT_COMMAND='set_prompt'