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jsborjesson/inline_ruby.vim

Last active August 29, 2015 14:01
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Execute selected ruby into inline comments
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inline_ruby.vim
" Inline ruby interpretation, inspired by RubyTapas.
"
" Example output when run over the top line:
"
" 3.times { |num| puts num }
" # => 0
" # => 1
" # => 2
"
vmap <leader>r :!tee >(cat) \| ruby \| sed 's/^/\\# \=> /'<cr>
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jsborjesson commented May 22, 2014

Broken down:

  • tee pipes to two commands, the first is cat that just repeats what it gets to not replace the original code
  • ruby outputs the result when things are piped to it
  • sed puts the comments in front of the result, with some wonky escaping

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jsborjesson commented Aug 3, 2014

This is basically a poor man's seeing is believing in one line. Obviously much worse but still cool.

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