To facilitate a colored prompt in ZSH, write a thin wrapper around
git-prompt.sh, factoring out and overriding the coloring logic. Since
ZSH lacks a PROMPT_COMMAND, instruct the user to execute __git_ps1
inside precmd().
Signed-off-by: Ramkumar Ramachandra <artag...@gmail.com>
---
contrib/completion/git-prompt.sh | 73 +++++++++++++++++++++------------------
contrib/completion/git-prompt.zsh | 59 +++++++++++++++++++++++++++++++
2 files changed, 99 insertions(+), 33 deletions(-)
create mode 100644 contrib/completion/git-prompt.zsh
diff --git a/contrib/completion/git-prompt.sh b/contrib/completion/git-prompt.sh
index 08c9b22..0bc51ad 100644
--- a/contrib/completion/git-prompt.sh
+++ b/contrib/completion/git-prompt.sh
@@ -222,6 +222,45 @@ __git_ps1_show_upstream ()
}
+# Helper function that is meant to be called from __git_ps1. It
+# builds up a gitstring injecting color codes into the appropriate
+# places.
+__git_ps1_colorize_gitstring ()
+{
+ local c_red='\e[31m'
+ local c_green='\e[32m'
+ local c_lblue='\e[1;34m'
+ local c_clear='\e[0m'
+ local bad_color=$c_red
+ local ok_color=$c_green
+ local branch_color="$c_clear"
+ local flags_color="$c_lblue"
+ local branchstring="$c${b##refs/heads/}"
+
+ if [ $detached = no ]; then
+ branch_color="$ok_color"
+ else
+ branch_color="$bad_color"
+ fi
+
+ # Setting gitstring directly with \[ and \] around colors
+ # is necessary to prevent wrapping issues!
+ gitstring="\[$branch_color\]$branchstring\[$c_clear\]"
+
+ if [ "$w" = "*" ]; then
+ gitstring="$gitstring\[$bad_color\]$w"
+ fi
+ if [ -n "$i" ]; then
+ gitstring="$gitstring\[$ok_color\]$i"
+ fi
+ if [ -n "$s" ]; then
+ gitstring="$gitstring\[$flags_color\]$s"
+ fi
+ if [ -n "$u" ]; then
+ gitstring="$gitstring\[$bad_color\]$u"
+ fi
+ gitstring="$gitstring\[$c_clear\]$r$p"
+}
# __git_ps1 accepts 0 or 1 arguments (i.e., format string)
# when called from PS1 using command substitution
@@ -363,39 +402,7 @@ __git_ps1 ()
if [ $pcmode = yes ]; then
local gitstring=
if [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then
- local c_red='\e[31m'
- local c_green='\e[32m'
- local c_lblue='\e[1;34m'
- local c_clear='\e[0m'
- local bad_color=$c_red
- local ok_color=$c_green
- local branch_color="$c_clear"
- local flags_color="$c_lblue"
- local branchstring="$c${b##refs/heads/}"
-
- if [ $detached = no ]; then
- branch_color="$ok_color"
- else
- branch_color="$bad_color"
- fi
-
- # Setting gitstring directly with \[ and \]
around colors
- # is necessary to prevent wrapping issues!
-
gitstring="\[$branch_color\]$branchstring\[$c_clear\]"
-
- if [ "$w" = "*" ]; then
- gitstring="$gitstring\[$bad_color\]$w"
- fi
- if [ -n "$i" ]; then
- gitstring="$gitstring\[$ok_color\]$i"
- fi
- if [ -n "$s" ]; then
- gitstring="$gitstring\[$flags_color\]$s"
- fi
- if [ -n "$u" ]; then
- gitstring="$gitstring\[$bad_color\]$u"
- fi
- gitstring="$gitstring\[$c_clear\]$r$p"
+ __git_ps1_colorize_gitstring
else
gitstring="$c${b##refs/heads/}${f:+$f}$r$p"
fi
diff --git a/contrib/completion/git-prompt.zsh
b/contrib/completion/git-prompt.zsh
new file mode 100644
index 0000000..dc164dd
--- /dev/null
+++ b/contrib/completion/git-prompt.zsh
@@ -0,0 +1,59 @@
+# git prompt support for zsh: wrapper around git-prompt.sh
+#
+# To enable:
+#
+# 1) Copy this file and git-prompt.sh to ~/.zsh/prompt
+# 2) Add the following lines to your .zshrc:
+#
+# source ~/.zsh/prompt/git-prompt.zsh
+# GIT_PS1_SHOWCOLORHINTS=true
+# precmd () { __git_ps1 "%n|" ":%~$ " "%s" }
+#
+# 3) You can now add the following to ~/.zshrc and expect the
+# characters to be displayed in color:
+#
+# GIT_PS1_DESCRIBE_STYLE=branch
+# GIT_PS1_SHOWUPSTREAM=auto
+# GIT_PS1_SHOWDIRTYSTATE=true
+# GIT_PS1_SHOWUNTRACKEDFILES=true
+
+test -z "$script" && script="$(dirname ${funcsourcetrace[1]%:*})"/git-prompt.sh
+ZSH_VERSION='' . "$script"
+
+autoload colors
+colors
+
+__git_ps1_colorize_gitstring ()
+{
+ local c_red='%F{red}'
+ local c_green='%F{green}'
+ local c_lblue='%F{blue}'
+ local c_clear='%f'
+ local bad_color=$c_red
+ local ok_color=$c_green
+ local branch_color="$c_clear"
+ local flags_color="$c_lblue"
+ local branchstring="$c${b##refs/heads/}"
+
+ if [ $detached = no ]; then
+ branch_color="$ok_color"
+ else
+ branch_color="$bad_color"
+ fi
+
+ gitstring="$branch_color$branchstring$c_clear"
+
+ if [ "$w" = "*" ]; then
+ gitstring="$gitstring$bad_color$w"
+ fi
+ if [ -n "$i" ]; then
+ gitstring="$gitstring$ok_color$i"
+ fi
+ if [ -n "$s" ]; then
+ gitstring="$gitstring$flags_color$s"
+ fi
+ if [ -n "$u" ]; then
+ gitstring="$gitstring$bad_color$u"
+ fi
+ gitstring="$gitstring$c_clear$r$p"
+}
--
1.8.3.rc1.52.g4537cf1
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