зеркало из https://github.com/mozilla/gecko-dev.git
80 строки
2.8 KiB
Fish
80 строки
2.8 KiB
Fish
# This file must be used with ". bin/activate.fish" *from fish* (http://fishshell.org)
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# you cannot run it directly
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function deactivate -d "Exit virtualenv and return to normal shell environment"
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# reset old environment variables
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if test -n "$_OLD_VIRTUAL_PATH"
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set -gx PATH $_OLD_VIRTUAL_PATH
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set -e _OLD_VIRTUAL_PATH
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end
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if test -n "$_OLD_VIRTUAL_PYTHONHOME"
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set -gx PYTHONHOME $_OLD_VIRTUAL_PYTHONHOME
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set -e _OLD_VIRTUAL_PYTHONHOME
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end
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if test -n "$_OLD_FISH_PROMPT_OVERRIDE"
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functions -e fish_prompt
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set -e _OLD_FISH_PROMPT_OVERRIDE
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end
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set -e VIRTUAL_ENV
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if test "$argv[1]" != "nondestructive"
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# Self destruct!
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functions -e deactivate
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end
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end
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# unset irrelavent variables
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deactivate nondestructive
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set -gx VIRTUAL_ENV "__VIRTUAL_ENV__"
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set -gx _OLD_VIRTUAL_PATH $PATH
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set -gx PATH "$VIRTUAL_ENV/__BIN_NAME__" $PATH
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# unset PYTHONHOME if set
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if set -q PYTHONHOME
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set -gx _OLD_VIRTUAL_PYTHONHOME $PYTHONHOME
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set -e PYTHONHOME
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end
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if test -z "$VIRTUAL_ENV_DISABLE_PROMPT"
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# fish shell uses a function, instead of env vars,
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# to produce the prompt. Overriding the existing function is easy.
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# However, adding to the current prompt, instead of clobbering it,
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# is a little more work.
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set -l oldpromptfile (tempfile)
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if test $status
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# save the current fish_prompt function...
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echo "function _old_fish_prompt" >> $oldpromptfile
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echo -n \# >> $oldpromptfile
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functions fish_prompt >> $oldpromptfile
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# we've made the "_old_fish_prompt" file, source it.
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. $oldpromptfile
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rm -f $oldpromptfile
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if test -n "__VIRTUAL_PROMPT__"
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# We've been given us a prompt override.
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#
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# FIXME: Unsure how to handle this *safely*. We could just eval()
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# whatever is given, but the risk is a bit much.
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echo "activate.fish: Alternative prompt prefix is not supported under fish-shell." 1>&2
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echo "activate.fish: Alter the fish_prompt in this file as needed." 1>&2
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end
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# with the original prompt function renamed, we can override with our own.
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function fish_prompt
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set -l _checkbase (basename "$VIRTUAL_ENV")
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if test $_checkbase = "__"
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# special case for Aspen magic directories
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# see http://www.zetadev.com/software/aspen/
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printf "%s[%s]%s %s" (set_color -b blue white) (basename (dirname "$VIRTUAL_ENV")) (set_color normal) (_old_fish_prompt)
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else
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printf "%s(%s)%s%s" (set_color -b blue white) (basename "$VIRTUAL_ENV") (set_color normal) (_old_fish_prompt)
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end
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end
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set -gx _OLD_FISH_PROMPT_OVERRIDE "$VIRTUAL_ENV"
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end
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end
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