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function fish_prompt
set -l user $USER
set -l cwd $PWD
set -l home $HOME
set -l pr_prefix ""
set -l at_sym "∈"
set -l on_sym "⊢"
set -l prompt_sym "λ"
set -l root_dir_sym ""
set -l branch_sym ""
set -l branch ""
if test "$user" = "root"
set prompt_sym "#"
end
if test "$(git rev-parse --is-inside-work-tree 2>/dev/null)" = "true"
#set branch (git branch --show-current 2>/dev/null)
set branch (git branch --show-current 2>/dev/null); or set branch (git rev-parse --short HEAD 2>/dev/null)
set branch "$branch_sym"(set_color red)"$branch"
end
if test "$cwd" = "$home"
set colored "~"
echo -e (set_color white)"$pr_prefix"(set_color red)"$user"(set_color white)" $at_sym "(set_color red)"$colored"(set_color white)"\n"\
(set_color white)"$prompt_sym "(set_color normal)
else if string match -q "$home/*" $cwd
set -l relative (string replace "$home/" (set_color red)"~/" $cwd)
set -l parts (string split "/" $relative)
set -l colored ""
for p in $parts
if test -n "$p"
set colored $colored(set_color white)$p(set_color red)"/"
end
end
set colored (string trim -r -c "/" $colored)
# if in a ~ subdir
if test "$(git rev-parse --is-inside-work-tree 2>/dev/null)" = "true"
echo -e (set_color white)"$pr_prefix"(set_color red)"$user"(set_color white)" $at_sym "(set_color red)"$colored"\
(set_color white)"$on_sym ""$branch"(set_color white)"\n" \
(set_color white)"$prompt_sym "(set_color normal)
else
echo -e (set_color white)"$pr_prefix"(set_color red)"$user"(set_color white)" $at_sym "(set_color red)"$colored"(set_color white)"\n"\
(set_color white)"$prompt_sym "(set_color normal)
end
else
set -l parts (string split "/" $cwd)
set -l colored ""
for p in $parts
if test -n "$p"
set colored $colored(set_color white)$p(set_color red)"/"
end
end
set colored (string trim -r -c "/" $colored)
set colored (set_color red)"$root_dir_sym""$colored"
# if in any other dir
if test "$(git rev-parse --is-inside-work-tree 2>/dev/null)" = "true"
echo -e (set_color white)"$pr_prefix"(set_color red)"$user"(set_color white)" $at_sym "(set_color red)"$colored"\
(set_color white)"$on_sym ""$branch"(set_color white)"\n" \
(set_color white)"$prompt_sym "(set_color normal)
else
echo -e (set_color white)"$pr_prefix"(set_color red)"$user"(set_color white)" $at_sym "(set_color red)"$colored"(set_color white)"\n"\
(set_color white)"$prompt_sym "(set_color normal)
end
end
end
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