如何使用语法高亮显示zsh函数的自动建议



我用zsh写了一个函数来代替cd函数。在一些帮助下,我让它像我想要的那样工作(大部分)。这是我另一个问题的后续问题。这个函数几乎像我想要的那样工作,但是我仍然有一些语法高亮和自动完成的问题。

对于示例,假设您的目录是这样的:

/
a/
b/
c/
d/
some_dir/

我也假设下面的代码已经得到了来源:

cl () {
local first=$( echo $1 | cut -d/ -f1 )
if [ -d $first ]; then
pushd $1 >/dev/null # If the first argument is an existing normal directory, move there
else
pushd ${PWD%/$first/*}/$1 >/dev/null # Otherwise, move to a parent directory or a child of that parent directory
fi
}
_cl() {
_cd
pth=${words[2]}
opts=""
new=${pth##*/}
local expl
# Generate the visual formatting and store it in `$expl`
_description -V ancestor-directories expl 'ancestor directories'
[[ "$pth" != *"/"*"/"* ]] && middle="" || middle="${${pth%/*}#*/}/"
if [[ "$pth" != *"/"* ]]; then
# If this is the start of the path
# In this case we should also show the parent directories
local ancestor=$PWD:h
while (( $#ancestor > 1 )); do
# -f: Treat this as a file (incl. dirs), so you get proper highlighting.
# -Q: Don't quote (escape) any of the characters.
# -W: Specify the parent of the dir we're adding.
# ${ancestor:h}: The parent ("head") of $ancestor.
# ${ancestor:t}: The short name ("tail") of $ancestor.
compadd "$expl[@]" -fQ -W "${ancestor:h}/" - "${ancestor:t}"
# Move on to the next parent.
ancestor=$ancestor:h
done
else
# $first is the first part of the path the user typed in.
# it it is part of the current direoctory, we know the user is trying to go back to a directory
first=${pth%%/*}
# $middle is the rest of the provided path
if [ ! -d $first ]; then
# path starts with parent directory
dir=${PWD%/$first/*}/$first
first=$first/
# List all sub directories of the $dir/$middle directory
if [ -d "$dir/$middle" ]; then
for d in $(ls -a $dir/$middle); do
if [ -d $dir/$middle/$d ] && [[ "$d" != "." ]] && [[ "$d" != ".." ]]; then
compadd "$expl[@]" -fQ -W $dir/ - $first$middle$d
fi
done
fi
fi
fi
}
compdef _cl cl

问题:我使用语法高亮,但是路径I类型只是白色的(当转到父目录时)。正常的CD功能是彩色的)。

的例子:

$ cd /a
$ cl c # 'c' is colored
$ pwd
/a/c
$ cl a/b # 'a/b' is not colored
$ cl a/[tab] # 'a/b', 'a/c' and 'a/some_dir' are not colored

如何将这些路径着色?

这是不可能开箱即用的zsh-syntax-highlighting插件。它只检查你输入的是否是

  • A)一个有效的绝对路径或
  • B)相对于当前工作目录的有效路径。

这不是特定于您的命令。当为其他命令指定路径参数时,突出显示也会失败,这些参数在其他情况下是有效的,但不是绝对路径或相对于当前工作目录的有效路径。

例如:

% cd /a/b
% cd b c  # perfectly valid args, but will not get highlighted as valid paths
% pwd
/a/c

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