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Add vim snippet to the README.rst #6

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Apr 26, 2020
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Add vim snippet to the README.rst #6

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65c89a8
Add vim snippet to the readme
smbl64 Apr 26, 2020
e4896b3
Modify the vim snippet to allow command definition
smbl64 Apr 26, 2020
3521843
Add space around the concat
smbl64 Apr 26, 2020
2d467d9
Oops
smbl64 Apr 26, 2020
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6 changes: 3 additions & 3 deletions README.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -70,9 +70,9 @@ Example::
print("hi")

Integrating this piping of input and output with your editor is left
as an exercise to the reader. For instance, Vim users can use visual
line mode and type ``:!black-macchiato``, and Emacs users can use
`python-black.el`__.
as an exercise to the reader. For instance, Vim users can add `this
snippet <vim_snippet.vim>`_ to their vimrc file, and Emacs users can
use `python-black.el`__.

__ https://github.com/wbolster/emacs-python-black

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21 changes: 21 additions & 0 deletions vim_snippet.vim
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@@ -0,0 +1,21 @@
function! s:RunBlackMacchiato() range
let cmd = "black-macchiato"
if !executable(cmd)
echohl ErrorMsg
echom "black-macchiato not found!"
echohl None
return
endif

silent execute a:firstline . "," . a:lastline . "!" . cmd

echo "Done formatting."

endfunction

" Create a command to call the black-macchiato function
command -range BlackMacchiato <line1>,<line2>call <sid>RunBlackMacchiato()

" Optionally add keyboard shortcuts to call the command in normal and visual modes
autocmd FileType python xnoremap <buffer> <Leader>f :'<,'>BlackMacchiato<cr>
autocmd FileType python nnoremap <buffer> <Leader>f :BlackMacchiato<cr>