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在Fish Shell中使用anyenv

[英]Using anyenv in Fish Shell

我试图在Fish Shell中使用anyenv ,但发生了错误。

这是我的~./config/fish/config.fish文件。

set -x PATH $HOME/.anyenv/bin $PATH
eval (anyenv init -)

这怎么了

我得到的错误:

$# is not supported. In fish, please use 'count $argv'.
- (line 1): begin; source "/Users/kasumi/.anyenv/libexec/../completions/anyenv.bash" anyenv() {   typeset command   command="$1"   if [ "$#" -gt 0 ]; then     shift   fi   command anyenv "$command" "$@" } export NDENV_ROOT="/Users/kasumi/.anyenv/envs/ndenv" export PATH="/Users/kasumi/.anyenv/envs/ndenv/bin:$PATH" export PATH="/Users/kasumi/.anyenv/envs/ndenv/shims:${PATH}" source "/Users/kasumi/.anyenv/envs/ndenv/libexec/../completions/ndenv.bash" ndenv rehash 2>/dev/null ndenv() {   typeset command   command="$1"   if [ "$#" -gt 0 ]; then     shift   fi    case "$command" in   rehash|shell)     eval "`ndenv "sh-$command" "$@"`";;   *)     command ndenv "$command" "$@";;   esac }
                                                                                                                                      ^
from sourcing file -
    called on line 60 of file /usr/local/Cellar/fish/2.4.0/share/fish/functions/eval.fish

in function 'eval'
    called on line 6 of file ~/.config/fish/config.fish

from sourcing file ~/.config/fish/config.fish
    called on standard input

source: Error while reading file '-'

添加:

我尝试了答案( https://stackoverflow.com/a/42119354/7524270 ),但是出现了一些新的错误。

新错误:

Variables cannot be bracketed. In fish, please use "$PATH".
- (line 1): begin; source     "/Users/kasumi/.anyenv/libexec/../completions/anyenv.fish" function anyenv   set command $argv[1]   set -e argv[1]    command anyenv "$command" $argv end set -x NDENV_ROOT "/Users/kasumi/.anyenv/envs/ndenv" set -x PATH $PATH "/Users/kasumi/.anyenv/envs/ndenv/bin" export PATH="/Users/kasumi/.anyenv/envs/ndenv/shims:${PATH}" ndenv rehash 2>/dev/null ndenv() {   typeset command   command="$1"   if [ "$#" -gt 0 ]; then     shift   fi    case "$command" in   rehash|shell)     eval "`ndenv "sh-$command" "$@"`";;   *)     command ndenv "$command" "$@";;   esac } 
                                                                                                                                                                                                                                                                                                                                                   ^
from sourcing file -
called on line 60 of file /usr/local/Cellar/fish/2.5.0/share/fish/functions/eval.fish

in function 'eval'
called on line 4 of file ~/.config/fish/config.fish

from sourcing file ~/.config/fish/config.fish
called during startup

source: Error while reading file '-'

快速解决:

〜/ .config / fish / config.fish中 ,更改:

eval (anyenv init -)

至:

eval (anyenv init - fish)

编辑:或更防弹的方法:

eval (command anyenv init - fish)

command迫使fish忽略功能)


这是怎么回事?

anyenv init使用$SHELL环境变量来确定活动的shell并返回一些要由shell执行的命令,以完成anyenv的初始化。

由于某种原因,您环境中的$SHELL变量指向bash而不是指向fish (您可以通过运行echo $SHELL来验证这一点)。

最可能的原因是fish根本不是用户的默认外壳。 您可以执行grep $USER /etc/passwd来查找(看看最后一个:之后的内容)。 可以使用chsh更改默认的shell,但是如果您决定这样做,请务必谨慎。 .bashrc可能有一些重要设置,或者某些其他程序可能依赖于POSIX兼容外壳程序才能正常工作。

另一种选择是,在某个地方您可以重写$SHELL变量,以使其指向bash而不是fish 我在byobu / tmux配置中拥有此功能,因为它帮助我避免了一些奇怪的行为。

幸运的是, anyenv init允许用户(您)手动指定外壳(忽略$SHELL ),这应该可以解决anyenv的问题。

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