104 lines
2.6 KiB
VimL
104 lines
2.6 KiB
VimL
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" 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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" This file provides a utility function that performs auto-completion of
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" package names, for use by other commands.
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let s:goos = $GOOS
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let s:goarch = $GOARCH
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if len(s:goos) == 0
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if exists('g:golang_goos')
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let s:goos = g:golang_goos
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elseif has('win32') || has('win64')
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let s:goos = 'windows'
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elseif has('macunix')
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let s:goos = 'darwin'
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else
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let s:goos = '*'
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endif
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endif
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if len(s:goarch) == 0
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if exists('g:golang_goarch')
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let s:goarch = g:golang_goarch
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else
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let s:goarch = '*'
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endif
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endif
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function! go#complete#PackageMembers(package, member)
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silent! let content = system('godoc ' . a:package)
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if v:shell_error || !len(content)
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return []
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endif
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let lines = filter(split(content, "\n"),"v:val !~ '^\\s\\+$'")
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try
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let mx1 = '^\s\+\(\S+\)\s\+=\s\+.*'
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let mx2 = '^\%(const\|var\|type\|func\) \([A-Z][^ (]\+\).*'
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let candidates =
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\ map(filter(copy(lines), 'v:val =~ mx1'), 'substitute(v:val, mx1, "\\1", "")')
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\ + map(filter(copy(lines), 'v:val =~ mx2'), 'substitute(v:val, mx2, "\\1", "")')
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return filter(candidates, '!stridx(v:val, a:member)')
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catch
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return []
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endtry
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endfunction
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function! go#complete#Package(ArgLead, CmdLine, CursorPos)
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let dirs = []
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let words = split(a:CmdLine, '\s\+', 1)
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if len(words) > 2
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" Complete package members
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return go#complete#PackageMembers(words[1], words[2])
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endif
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if executable('go')
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let goroot = substitute(system('go env GOROOT'), '\n', '', 'g')
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if v:shell_error
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echomsg '\'go env GOROOT\' failed'
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endif
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else
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let goroot = $GOROOT
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endif
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if len(goroot) != 0 && isdirectory(goroot)
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let dirs += [goroot]
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endif
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let pathsep = ':'
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if s:goos == 'windows'
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let pathsep = ';'
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endif
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let workspaces = split($GOPATH, pathsep)
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if workspaces != []
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let dirs += workspaces
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endif
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if len(dirs) == 0
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" should not happen
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return []
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endif
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let ret = {}
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for dir in dirs
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" this may expand to multiple lines
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let root = split(expand(dir . '/pkg/' . s:goos . '_' . s:goarch), "\n")
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call add(root, expand(dir . '/src'))
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for r in root
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for i in split(globpath(r, a:ArgLead.'*'), "\n")
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if isdirectory(i)
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let i .= '/'
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elseif i !~ '\.a$'
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continue
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endif
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let i = substitute(substitute(i[len(r)+1:], '[\\]', '/', 'g'), '\.a$', '', 'g')
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let ret[i] = i
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endfor
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endfor
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endfor
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return sort(keys(ret))
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endfunction
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