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660c8fc997
This is a revertion of cfc66e37eb8e. Thanks to 鄭景文 for the bug report. Thanks to Tin Tvrtković, Xiang Zhang, and Dan McCombs for diagnosing the issue.
74 lines
2.4 KiB
Fish
74 lines
2.4 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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. ( begin
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printf "function fish_prompt\n\t#"
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functions _old_fish_prompt
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end | psub )
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functions -e _old_fish_prompt
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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 "__VENV_DIR__"
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set -gx _OLD_VIRTUAL_PATH $PATH
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set -gx PATH "$VIRTUAL_ENV/__VENV_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 uses a function instead of an env var to generate the prompt.
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# save the current fish_prompt function as the function _old_fish_prompt
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. ( begin
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printf "function _old_fish_prompt\n\t#"
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functions fish_prompt
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end | psub )
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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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# Prompt override?
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if test -n "__VENV_PROMPT__"
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printf "%s%s%s" "__VENV_PROMPT__" (set_color normal) (_old_fish_prompt)
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return
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end
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# ...Otherwise, prepend env
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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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