vimrc/sources_non_forked/vim-go/autoload/go/def.vim
2016-02-20 13:13:10 +00:00

124 lines
2.8 KiB
VimL

if !exists("g:go_godef_bin")
let g:go_godef_bin = "godef"
endif
if go#vimproc#has_vimproc()
let s:vim_system = get(g:, 'gocomplete#system_function', 'vimproc#system2')
else
let s:vim_system = get(g:, 'gocomplete#system_function', 'system')
endif
fu! s:system(str, ...)
return call(s:vim_system, [a:str] + a:000)
endf
" modified and improved version of vim-godef
function! go#def#Jump(...)
if !len(a:000)
" gives us the offset of the word, basicall the position of the word under
" he cursor
let arg = s:getOffset()
else
let arg = a:1
endif
let bin_path = go#path#CheckBinPath(g:go_godef_bin)
if empty(bin_path)
return
endif
let old_gopath = $GOPATH
let $GOPATH = go#path#Detect()
let fname = fnamemodify(expand("%"), ':p:gs?\\?/?')
let command = bin_path . " -f=" . shellescape(fname) . " -i " . shellescape(arg)
" get output of godef
let out = s:system(command, join(getbufline(bufnr('%'), 1, '$'), go#util#LineEnding()))
" jump to it
call s:godefJump(out, "")
let $GOPATH = old_gopath
endfunction
function! go#def#JumpMode(mode)
let arg = s:getOffset()
let bin_path = go#path#CheckBinPath(g:go_godef_bin)
if empty(bin_path)
return
endif
let old_gopath = $GOPATH
let $GOPATH = go#path#Detect()
let fname = fnamemodify(expand("%"), ':p:gs?\\?/?')
let command = bin_path . " -f=" . shellescape(fname) . " -i " . shellescape(arg)
" get output of godef
let out = s:system(command, join(getbufline(bufnr('%'), 1, '$'), go#util#LineEnding()))
call s:godefJump(out, a:mode)
let $GOPATH = old_gopath
endfunction
function! s:getOffset()
let pos = getpos(".")[1:2]
if &encoding == 'utf-8'
let offs = line2byte(pos[0]) + pos[1] - 2
else
let c = pos[1]
let buf = line('.') == 1 ? "" : (join(getline(1, pos[0] - 1), go#util#LineEnding()) . go#util#LineEnding())
let buf .= c == 1 ? "" : getline(pos[0])[:c-2]
let offs = len(iconv(buf, &encoding, "utf-8"))
endif
let argOff = "-o=" . offs
return argOff
endfunction
function! s:godefJump(out, mode)
let old_errorformat = &errorformat
let &errorformat = "%f:%l:%c"
if a:out =~ 'godef: '
let out = substitute(a:out, go#util#LineEnding() . '$', '', '')
echom out
else
let parts = split(a:out, ':')
" parts[0] contains filename
let fileName = parts[0]
" put the error format into location list so we can jump automatically to
" it
lgetexpr a:out
" needed for restoring back user setting this is because there are two
" modes of switchbuf which we need based on the split mode
let old_switchbuf = &switchbuf
if a:mode == "tab"
let &switchbuf = "usetab"
if bufloaded(fileName) == 0
tab split
endif
else
if a:mode == "split"
split
elseif a:mode == "vsplit"
vsplit
endif
endif
" jump to file now
sil ll 1
normal zz
let &switchbuf = old_switchbuf
end
let &errorformat = old_errorformat
endfunction