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Only modify buffer if necessary #6

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Only modify buffer if necessary #6

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369cad9
Only modify buffer if necessary
muffin4 May 19, 2021
295c6ae
Remove trailing whitespace
muffin4 May 19, 2021
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10 changes: 9 additions & 1 deletion autoload/gofmt.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -66,13 +66,21 @@ function! gofmt#apply() abort
endif

let input = getline(1, '$') + ['']

let list_cmd = cmd . ' -l'
let list_output = system(list_cmd, input)
if empty(list_output)
echo "gofmt: no changes"
return
endif

let output = system(cmd, input)
let diff = split(output, "\n", 1)
if v:shell_error != 0
if get(g:, 'gofmt_display_errors', 0)
echohl ErrorMsg
echo output
echohl None
echohl None
return ''
endif
endif
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