From f8ae0494e82f75c5521f28cab2cb9607ff105535 Mon Sep 17 00:00:00 2001
From: David Farrell <davidpfarrell+github@gmail.com>
Date: Thu, 31 Oct 2019 22:33:40 -0700
Subject: [PATCH] Adds dirstack segment to powerline themes

---
 .../powerline-multiline.theme.bash                    |  3 +++
 themes/powerline-naked/powerline-naked.theme.bash     |  3 +++
 themes/powerline-plain/powerline-plain.theme.bash     |  3 +++
 themes/powerline/powerline.base.bash                  | 11 +++++++++++
 themes/powerline/powerline.theme.bash                 |  3 +++
 5 files changed, 23 insertions(+)

diff --git a/themes/powerline-multiline/powerline-multiline.theme.bash b/themes/powerline-multiline/powerline-multiline.theme.bash
index a726c8df..d5915da6 100644
--- a/themes/powerline-multiline/powerline-multiline.theme.bash
+++ b/themes/powerline-multiline/powerline-multiline.theme.bash
@@ -69,6 +69,9 @@ HOST_THEME_PROMPT_COLOR=${POWERLINE_HOST_COLOR:=0}
 SHLVL_THEME_PROMPT_COLOR=${POWERLINE_SHLVL_COLOR:=${HOST_THEME_PROMPT_COLOR}}
 SHLVL_THEME_PROMPT_CHAR=${POWERLINE_SHLVL_CHAR:="§"}
 
+DIRSTACK_THEME_PROMPT_COLOR=${POWERLINE_DIRSTACK_COLOR:=${CWD_THEME_PROMPT_COLOR}}
+DIRSTACK_THEME_PROMPT_CHAR=${POWERLINE_DIRSTACK_CHAR:="←"}
+
 POWERLINE_LEFT_PROMPT=${POWERLINE_LEFT_PROMPT:="scm python_venv ruby node cwd"}
 POWERLINE_RIGHT_PROMPT=${POWERLINE_RIGHT_PROMPT:="in_vim clock battery user_info"}
 
diff --git a/themes/powerline-naked/powerline-naked.theme.bash b/themes/powerline-naked/powerline-naked.theme.bash
index bff10f57..b8a2ade6 100644
--- a/themes/powerline-naked/powerline-naked.theme.bash
+++ b/themes/powerline-naked/powerline-naked.theme.bash
@@ -63,6 +63,9 @@ HOST_THEME_PROMPT_COLOR=${POWERLINE_HOST_COLOR:=254}
 SHLVL_THEME_PROMPT_COLOR=${POWERLINE_SHLVL_COLOR:=${HOST_THEME_PROMPT_COLOR}}
 SHLVL_THEME_PROMPT_CHAR=${POWERLINE_SHLVL_CHAR:="§"}
 
+DIRSTACK_THEME_PROMPT_COLOR=${POWERLINE_DIRSTACK_COLOR:=${CWD_THEME_PROMPT_COLOR}}
+DIRSTACK_THEME_PROMPT_CHAR=${POWERLINE_DIRSTACK_CHAR:="←"}
+
 POWERLINE_PROMPT=${POWERLINE_PROMPT:="user_info scm python_venv ruby node cwd"}
 
 safe_append_prompt_command __powerline_prompt_command
diff --git a/themes/powerline-plain/powerline-plain.theme.bash b/themes/powerline-plain/powerline-plain.theme.bash
index a300cab9..9c207a60 100644
--- a/themes/powerline-plain/powerline-plain.theme.bash
+++ b/themes/powerline-plain/powerline-plain.theme.bash
@@ -60,6 +60,9 @@ HOST_THEME_PROMPT_COLOR=${POWERLINE_HOST_COLOR:=0}
 SHLVL_THEME_PROMPT_COLOR=${POWERLINE_SHLVL_COLOR:=${HOST_THEME_PROMPT_COLOR}}
 SHLVL_THEME_PROMPT_CHAR=${POWERLINE_SHLVL_CHAR:="§"}
 
+DIRSTACK_THEME_PROMPT_COLOR=${POWERLINE_DIRSTACK_COLOR:=${CWD_THEME_PROMPT_COLOR}}
+DIRSTACK_THEME_PROMPT_CHAR=${POWERLINE_DIRSTACK_CHAR:="←"}
+
 POWERLINE_PROMPT=${POWERLINE_PROMPT:="user_info scm python_venv ruby node cwd"}
 
 safe_append_prompt_command __powerline_prompt_command
diff --git a/themes/powerline/powerline.base.bash b/themes/powerline/powerline.base.bash
index 058569c2..d33b71c2 100644
--- a/themes/powerline/powerline.base.bash
+++ b/themes/powerline/powerline.base.bash
@@ -170,6 +170,17 @@ function __powerline_shlvl_prompt {
   fi
 }
 
+function __powerline_dirstack_prompt {
+  if [[ "${#DIRSTACK[@]}" -gt 1 ]]; then
+    local depth=$(( ${#DIRSTACK[@]} - 1 ))
+    local prompt="${DIRSTACK_THEME_PROMPT_CHAR}"
+    if [[ "${depth}" -ge 2 ]]; then
+      prompt+="${depth}"
+    fi
+    echo "${prompt}|${DIRSTACK_THEME_PROMPT_COLOR}"
+  fi
+}
+
 function __powerline_left_segment {
   local OLD_IFS="${IFS}"; IFS="|"
   local params=( $1 )
diff --git a/themes/powerline/powerline.theme.bash b/themes/powerline/powerline.theme.bash
index 38e1ef1b..310ffb55 100644
--- a/themes/powerline/powerline.theme.bash
+++ b/themes/powerline/powerline.theme.bash
@@ -64,6 +64,9 @@ HOST_THEME_PROMPT_COLOR=${POWERLINE_HOST_COLOR:=0}
 SHLVL_THEME_PROMPT_COLOR=${POWERLINE_SHLVL_COLOR:=${HOST_THEME_PROMPT_COLOR}}
 SHLVL_THEME_PROMPT_CHAR=${POWERLINE_SHLVL_CHAR:="§"}
 
+DIRSTACK_THEME_PROMPT_COLOR=${POWERLINE_DIRSTACK_COLOR:=${CWD_THEME_PROMPT_COLOR}}
+DIRSTACK_THEME_PROMPT_CHAR=${POWERLINE_DIRSTACK_CHAR:="←"}
+
 POWERLINE_PROMPT=${POWERLINE_PROMPT:="user_info scm python_venv ruby node cwd"}
 
 safe_append_prompt_command __powerline_prompt_command