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(defn ansi
"Take a string made by concatenating xs and colorize it for an ANSI terminal."
[code & xs]
(string "\e[" code "m" ;xs "\e[0m"))
(defn my-prompt
(let [wd (os/cwd)
home (os/getenv "HOME")
user (os/getenv "USER")
host (sh/$$_ uname -n)
fwd (if (string/has-prefix? home wd)
(string/replace home "~" wd)
(string (ansi "31;1" user "@" host)
(ansi "34;1" fwd)
(ansi "34;1" (parser/state p))
"$ ")))
(set *get-prompt* my-prompt)
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