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" Copyright 2011 The Go Authors. All rights reserved.
" Use of this source code is governed by a BSD-style
" license that can be found in the LICENSE file.
"
" fmt.vim: Vim command to format Go files with gofmt.
"
" This filetype plugin add a new commands for go buffers:
"
" :Fmt
"
" Filter the current Go buffer through gofmt.
" It tries to preserve cursor position and avoids
" replacing the buffer with stderr output.
"
" Options:
"
" g:go_fmt_commands [default=1]
"
" Flag to indicate whether to enable the commands listed above.
"
" g:gofmt_command [default="gofmt"]
"
" Flag naming the gofmt executable to use.
"
if exists("b:did_ftplugin_go_fmt")
finish
endif
if !exists("g:go_fmt_commands")
let g:go_fmt_commands = 1
endif
if !exists("g:gofmt_command")
let g:gofmt_command = "gofmt"
endif
if g:go_fmt_commands
command! -buffer Fmt call s:GoFormat()
endif
function! s:GoFormat()
let view = winsaveview()
silent execute "%!" . g:gofmt_command
if v:shell_error
let errors = []
for line in getline(1, line('$'))
let tokens = matchlist(line, '^\(.\{-}\):\(\d\+\):\(\d\+\)\s*\(.*\)')
if !empty(tokens)
call add(errors, {"filename": @%,
\"lnum": tokens[2],
\"col": tokens[3],
\"text": tokens[4]})
endif
endfor
if empty(errors)
% | " Couldn't detect gofmt error format, output errors
endif
undo
if !empty(errors)
call setqflist(errors, 'r')
endif
echohl Error | echomsg "Gofmt returned error" | echohl None
endif
call winrestview(view)
endfunction
let b:did_ftplugin_go_fmt = 1
" vim:ts=4:sw=4:et
|
