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Replace the current ElmFormat with a more lightweight version #96

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Replace the current ElmFormat with a more lightweight version #96

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46 changes: 3 additions & 43 deletions autoload/elm.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -44,49 +44,9 @@ fun! elm#Format()
return
endif

" save cursor position, folds and many other things
let l:curw = {}
try
mkview!
catch
let l:curw = winsaveview()
endtry

" save our undo file to be restored after we are done.
let tmpundofile = tempname()
exe 'wundo! ' . tmpundofile

" write current unsaved buffer to a temporary file
let l:tmpname = tempname() . ".elm"
call writefile(getline(1, '$'), l:tmpname)

" call elm-format on the temporary file
let out = system("elm-format " . l:tmpname . " --output " . l:tmpname)

" if there is no error
if v:shell_error == 0
try | silent undojoin | catch | endtry

" replace current file with temp file, then reload buffer
let old_fileformat = &fileformat
call rename(l:tmpname, expand('%'))
silent edit!
let &fileformat = old_fileformat
let &syntax = &syntax
elseif g:elm_format_fail_silently == 0
call elm#util#EchoLater("EchoError", "elm-format:", out)
endif

" save our undo history
silent! exe 'rundo ' . tmpundofile
call delete(tmpundofile)

" restore our cursor/windows positions, folds, etc..
if empty(l:curw)
silent! loadview
else
call winrestview(l:curw)
endif
let l:curw = winsaveview()
:%! elm-format --stdin
call winrestview(l:curw)
endf

" Query elm-oracle and echo the type and docs for the word under the cursor.
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