我想在保存时使用 unix 命令。命令返回文件路径。如下所示:
pseudo code
:w !command
# I name this command 'mami'
$ MAMI_DIR=~/work echo $MAMI_DIR/$(date "+%Y-%m-%d-%H-%M-%S").txt
#=> /Users/sane/work/2012-09-13-01-58-01.txt
https://gist.github.com/3713132
# my expectation
:w !mami
#=> to save /Users/sane/work/2012-09-13-01-58-01.txt
# or
:mami
#=> to save /Users/sane/work/2012-09-13-01-58-01.txt
但我的 exec 只返回字符串或错误:
:w !mami
#=> This show only file path, /Users/sane/work/2012-09-13-01-58-01.txt and said "press key"
:w !$(MAMI_DIR=~/work echo $MAMI_DIR/$(date "+%Y-%m-%d-%H-%M-%S").txt)
#=> This return value 127
我如何实现这一目标?这是 vim 脚本的领域吗?请给我建议。