From a234636982349a82ab6c7f0674f3ff884acddc94 Mon Sep 17 00:00:00 2001
From: Dominik Ritter <dritter03@googlemail.com>
Date: Wed, 12 Jul 2017 03:29:31 +0200
Subject: Fix empty delimiter

Even if the delimiter is empty, the min length should be 1.
This fixes #558
---
 functions/utilities.zsh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'functions/utilities.zsh')

diff --git a/functions/utilities.zsh b/functions/utilities.zsh
index 86e5ba0e..39c5ecae 100644
--- a/functions/utilities.zsh
+++ b/functions/utilities.zsh
@@ -212,7 +212,7 @@ function segmentShouldBeJoined() {
 # Given a directory path, truncate it according to the settings for
 # `truncate_from_right`
 function truncatePathFromRight() {
-  local delim_len=${#POWERLEVEL9K_SHORTEN_DELIMITER}
+  local delim_len=${#POWERLEVEL9K_SHORTEN_DELIMITER:-1}
   echo $1 | sed $SED_EXTENDED_REGEX_PARAMETER \
  "s@(([^/]{$((POWERLEVEL9K_SHORTEN_DIR_LENGTH))})([^/]{$delim_len}))[^/]+/@\2$POWERLEVEL9K_SHORTEN_DELIMITER/@g"
 }
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