add debug logging for #315

internal/p10k.zsh

@@ -3926,6 +3926,9 @@ function _p9k_clear_instant_prompt() {
   unset __p9k_fd_1 __p9k_fd_2
   if [[ -s $__p9k_instant_prompt_output ]]; then
     {
+      if [[ $POWERLEVEL9K_DEBUG_ISSUE_315 == true ]]; then
+        exec 2>&1
+      fi
       local content
       [[ $_POWERLEVEL9K_INSTANT_PROMPT == verbose ]] && content="$(<$__p9k_instant_prompt_output)"
       local mark="${PROMPT_EOL_MARK-%B%S%#%s%b}"
@@ -3977,6 +3980,10 @@ function _p9k_clear_instant_prompt() {
       fi
       cat $__p9k_instant_prompt_output
       echo -nE - $sp
+      if [[ $POWERLEVEL9K_DEBUG_ISSUE_315 == true ]]; then
+        ls -l $__p9k_instant_prompt_output
+        (( $+commands[hexdump] )) && hexdump -c $__p9k_instant_prompt_output
+      fi
       zf_rm -f -- $__p9k_instant_prompt_output
     } 2>/dev/null
   else