[Xonsh Awesome Prompt] #xonsh #shell #prompt

xonshrc

# final edit for xonsh 0.8.12
# Author: Qiushi Pan (@qqhann)

def _git_prefix():
     import xonsh.tools as xt

     prefix = $(git rev-parse --show-prefix).strip()
     sep = xt.get_sep()

     if len(prefix) == 0:
         return prefix
     else:
         return sep + prefix if prefix[0] != sep else prefix

 $PROMPT_FIELDS['git_prefix'] = _git_prefix


 def _git_toplevel_or_cwd():
     import xonsh.tools as xt
     from xonsh.prompt.cwd import _replace_home

     toplevel = $(git rev-parse --show-toplevel).strip()
     pwd = toplevel if toplevel else $PWD

     sep = xt.get_sep()
     pwd = _replace_home(pwd).split(sep)
     l = len(pwd)
     leader = sep if l > 0 and len(pwd[0]) == 0 else ""
     base = [i[0]
             if ix != l - 1 and i[0] != '.' else i[0:2]
             if ix != l - 1 else i for ix, i in enumerate(pwd) if len(i) > 0]
     return leader + sep.join(base)

 $PROMPT_FIELDS['git_toplevel'] = _git_toplevel_or_cwd


 def _success_color():
     if __xonsh__.history.rtns and __xonsh__.history.rtns[-1] != 0:
         return '{#cc6666}'  # red
     else:
         return '{#f0c674}'

 $PROMPT_FIELDS['success_color'] = _success_color

 $PROMPT = '\n{env_name}{BLUE}{user}@{hostname} {INTENSE_BLACK}[ {INTENSE_BLACK}{git_toplevel}{INTENSE_WHITE}{git_prefix} {INTENSE_BLACK}] {gitstatus}\n{success_color}{prompt_end}{NO_COLOR} '