mirror of
https://github.com/golang/go
synced 2024-11-26 05:27:57 -07:00
b32e210586
vim command 'Godoc' to see godoc. R=golang-dev, dsymonds CC=golang-dev https://golang.org/cl/4815071
124 lines
2.9 KiB
VimL
124 lines
2.9 KiB
VimL
" Copyright 2011 The Go Authors. All rights reserved.
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" Use of this source code is governed by a BSD-style
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" license that can be found in the LICENSE file.
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"
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" godoc.vim: Vim command to see godoc.
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if exists("g:loaded_godoc")
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finish
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endif
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let g:loaded_godoc = 1
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let s:buf_nr = -1
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let s:last_word = ''
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let s:goos = $GOOS
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let s:goarch = $GOARCH
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function! s:GodocView()
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if !bufexists(s:buf_nr)
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leftabove new
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file `="[Godoc]"`
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let s:buf_nr = bufnr('%')
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elseif bufwinnr(s:buf_nr) == -1
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leftabove split
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execute s:buf_nr . 'buffer'
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delete _
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elseif bufwinnr(s:buf_nr) != bufwinnr('%')
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execute bufwinnr(s:buf_nr) . 'wincmd w'
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endif
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setlocal filetype=godoc
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setlocal bufhidden=delete
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setlocal buftype=nofile
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setlocal noswapfile
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setlocal nobuflisted
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setlocal modifiable
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setlocal nocursorline
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setlocal nocursorcolumn
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setlocal iskeyword+=:
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setlocal iskeyword-=-
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nnoremap <buffer> <silent> K :Godoc<cr>
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au BufHidden <buffer> call let <SID>buf_nr = -1
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endfunction
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function! s:GodocWord(word)
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let word = a:word
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silent! let content = system('godoc ' . word)
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if v:shell_error || !len(content)
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if len(s:last_word)
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silent! let content = system('godoc ' . s:last_word.'/'.word)
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if v:shell_error || !len(content)
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echo 'No documentation found for "' . word . '".'
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return
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endif
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let word = s:last_word.'/'.word
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else
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echo 'No documentation found for "' . word . '".'
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return
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endif
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endif
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let s:last_word = word
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silent! call s:GodocView()
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setlocal modifiable
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silent! %d _
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silent! put! =content
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silent! normal gg
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setlocal nomodifiable
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setfiletype godoc
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endfunction
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function! s:Godoc(...)
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let word = join(a:000, ' ')
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if !len(word)
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let word = expand('<cword>')
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endif
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let word = substitute(word, '[^a-zA-Z0-9\/]', '', 'g')
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if !len(word)
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return
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endif
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call s:GodocWord(word)
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endfunction
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function! s:GodocComplete(ArgLead, CmdLine, CursorPos)
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if len($GOROOT) == 0
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return []
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endif
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if len(s:goos) == 0
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if exists('g:godoc_goos')
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let s:goos = g:godoc_goos
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elseif has('win32') || has('win64')
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let s:goos = 'windows'
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elseif has('macunix')
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let s:goos = 'darwin'
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else
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let s:goos = '*'
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endif
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endif
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if len(s:goarch) == 0
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if exists('g:godoc_goarch')
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let s:goarch = g:godoc_goarch
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else
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let s:goarch = g:godoc_goarch
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endif
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endif
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let ret = {}
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let root = expand($GOROOT.'/pkg/'.s:goos.'_'.s:goarch)
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for i in split(globpath(root, a:ArgLead.'*'), "\n")
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if isdirectory(i)
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let i .= '/'
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elseif i !~ '\.a$'
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continue
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endif
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let i = substitute(substitute(i[len(root)+1:], '[\\]', '/', 'g'), '\.a$', '', 'g')
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let ret[i] = i
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endfor
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return sort(keys(ret))
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endfunction
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command! -nargs=* -range -complete=customlist,s:GodocComplete Godoc :call s:Godoc(<q-args>)
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nnoremap <silent> <Plug>(godoc-keyword) :<C-u>call <SID>Godoc('')<CR>
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" vim:ts=4:sw=4:et
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