mirror of
https://github.com/amix/vimrc
synced 2024-12-12 21:22:32 +00:00
172 lines
4.9 KiB
VimL
172 lines
4.9 KiB
VimL
let s:sock_type = (has('win32') || has('win64')) ? 'tcp' : 'unix'
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function! s:gocodeCurrentBuffer() abort
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let file = tempname()
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call writefile(go#util#GetLines(), file)
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return file
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endfunction
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function! s:gocodeCommand(cmd, preargs, args) abort
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for i in range(0, len(a:args) - 1)
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let a:args[i] = go#util#Shellescape(a:args[i])
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endfor
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for i in range(0, len(a:preargs) - 1)
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let a:preargs[i] = go#util#Shellescape(a:preargs[i])
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endfor
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let bin_path = go#path#CheckBinPath("gocode")
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if empty(bin_path)
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return
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endif
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" we might hit cache problems, as gocode doesn't handle well different
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" GOPATHS: https://github.com/nsf/gocode/issues/239
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let old_gopath = $GOPATH
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let old_goroot = $GOROOT
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let $GOPATH = go#path#Detect()
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let $GOROOT = go#util#env("goroot")
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let socket_type = get(g:, 'go_gocode_socket_type', s:sock_type)
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let cmd = printf('%s -sock %s %s %s %s',
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\ go#util#Shellescape(bin_path),
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\ socket_type,
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\ join(a:preargs),
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\ go#util#Shellescape(a:cmd),
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\ join(a:args)
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\ )
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let result = go#util#System(cmd)
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let $GOPATH = old_gopath
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let $GOROOT = old_goroot
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if go#util#ShellError() != 0
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return "[\"0\", []]"
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else
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if &encoding != 'utf-8'
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let result = iconv(result, 'utf-8', &encoding)
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endif
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return result
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endif
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endfunction
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function! s:gocodeCurrentBufferOpt(filename) abort
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return '-in=' . a:filename
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endfunction
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let s:optionsEnabled = 0
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function! s:gocodeEnableOptions() abort
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if s:optionsEnabled
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return
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endif
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let bin_path = go#path#CheckBinPath("gocode")
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if empty(bin_path)
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return
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endif
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let s:optionsEnabled = 1
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call go#util#System(printf('%s set propose-builtins %s', go#util#Shellescape(bin_path), s:toBool(get(g:, 'go_gocode_propose_builtins', 1))))
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call go#util#System(printf('%s set autobuild %s', go#util#Shellescape(bin_path), s:toBool(get(g:, 'go_gocode_autobuild', 1))))
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call go#util#System(printf('%s set unimported-packages %s', go#util#Shellescape(bin_path), s:toBool(get(g:, 'go_gocode_unimported_packages', 0))))
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endfunction
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function! s:toBool(val) abort
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if a:val | return 'true ' | else | return 'false' | endif
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endfunction
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function! s:gocodeAutocomplete() abort
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call s:gocodeEnableOptions()
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let filename = s:gocodeCurrentBuffer()
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let result = s:gocodeCommand('autocomplete',
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\ [s:gocodeCurrentBufferOpt(filename), '-f=vim'],
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\ [expand('%:p'), go#util#OffsetCursor()])
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call delete(filename)
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return result
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endfunction
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function! go#complete#GetInfo() abort
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let offset = go#util#OffsetCursor()+1
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let filename = s:gocodeCurrentBuffer()
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let result = s:gocodeCommand('autocomplete',
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\ [s:gocodeCurrentBufferOpt(filename), '-f=godit'],
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\ [expand('%:p'), offset])
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call delete(filename)
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" first line is: Charcount,,NumberOfCandidates, i.e: 8,,1
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" following lines are candiates, i.e: func foo(name string),,foo(
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let out = split(result, '\n')
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" no candidates are found
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if len(out) == 1
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return ""
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endif
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" only one candidate is found
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if len(out) == 2
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return split(out[1], ',,')[0]
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endif
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" to many candidates are available, pick one that maches the word under the
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" cursor
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let infos = []
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for info in out[1:]
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call add(infos, split(info, ',,')[0])
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endfor
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let wordMatch = '\<' . expand("<cword>") . '\>'
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" escape single quotes in wordMatch before passing it to filter
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let wordMatch = substitute(wordMatch, "'", "''", "g")
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let filtered = filter(infos, "v:val =~ '".wordMatch."'")
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if len(filtered) == 1
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return filtered[0]
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endif
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return ""
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endfunction
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function! go#complete#Info(auto) abort
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" auto is true if we were called by g:go_auto_type_info's autocmd
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let result = go#complete#GetInfo()
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if !empty(result)
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" if auto, and the result is a PANIC by gocode, hide it
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if a:auto && result ==# 'PANIC PANIC PANIC' | return | endif
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echo "vim-go: " | echohl Function | echon result | echohl None
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endif
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endfunction
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function! s:trim_bracket(val) abort
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let a:val.word = substitute(a:val.word, '[(){}\[\]]\+$', '', '')
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return a:val
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endfunction
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function! go#complete#Complete(findstart, base) abort
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"findstart = 1 when we need to get the text length
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if a:findstart == 1
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execute "silent let g:gocomplete_completions = " . s:gocodeAutocomplete()
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return col('.') - g:gocomplete_completions[0] - 1
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"findstart = 0 when we need to return the list of completions
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else
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let s = getline(".")[col('.') - 1]
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if s =~ '[(){}\{\}]'
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return map(copy(g:gocomplete_completions[1]), 's:trim_bracket(v:val)')
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endif
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return g:gocomplete_completions[1]
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endif
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endf
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function! go#complete#ToggleAutoTypeInfo() abort
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if get(g:, "go_auto_type_info", 0)
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let g:go_auto_type_info = 0
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call go#util#EchoProgress("auto type info disabled")
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return
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end
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let g:go_auto_type_info = 1
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call go#util#EchoProgress("auto type info enabled")
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endfunction
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" vim: sw=2 ts=2 et
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