upgraded to python3.5 and made makepass parametrizable
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hellerve
364
.vim/bundle/rust.vim/autoload/rust.vim
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364
.vim/bundle/rust.vim/autoload/rust.vim
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" Author: Kevin Ballard
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" Description: Helper functions for Rust commands/mappings
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" Last Modified: May 27, 2014
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" Jump {{{1
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function! rust#Jump(mode, function) range
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let cnt = v:count1
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normal! m'
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if a:mode ==# 'v'
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norm! gv
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endif
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let foldenable = &foldenable
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set nofoldenable
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while cnt > 0
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execute "call <SID>Jump_" . a:function . "()"
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let cnt = cnt - 1
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endwhile
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let &foldenable = foldenable
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endfunction
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function! s:Jump_Back()
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call search('{', 'b')
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keepjumps normal! w99[{
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endfunction
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function! s:Jump_Forward()
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normal! j0
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call search('{', 'b')
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keepjumps normal! w99[{%
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call search('{')
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endfunction
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" Run {{{1
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function! rust#Run(bang, args)
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let args = s:ShellTokenize(a:args)
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if a:bang
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let idx = index(l:args, '--')
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if idx != -1
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let rustc_args = idx == 0 ? [] : l:args[:idx-1]
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let args = l:args[idx+1:]
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else
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let rustc_args = l:args
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let args = []
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endif
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else
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let rustc_args = []
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endif
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let b:rust_last_rustc_args = l:rustc_args
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let b:rust_last_args = l:args
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call s:WithPath(function("s:Run"), rustc_args, args)
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endfunction
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function! s:Run(dict, rustc_args, args)
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let exepath = a:dict.tmpdir.'/'.fnamemodify(a:dict.path, ':t:r')
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if has('win32')
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let exepath .= '.exe'
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endif
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let relpath = get(a:dict, 'tmpdir_relpath', a:dict.path)
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let rustc_args = [relpath, '-o', exepath] + a:rustc_args
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let rustc = exists("g:rustc_path") ? g:rustc_path : "rustc"
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let pwd = a:dict.istemp ? a:dict.tmpdir : ''
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let output = s:system(pwd, shellescape(rustc) . " " . join(map(rustc_args, 'shellescape(v:val)')))
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if output != ''
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echohl WarningMsg
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echo output
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echohl None
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endif
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if !v:shell_error
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exe '!' . shellescape(exepath) . " " . join(map(a:args, 'shellescape(v:val)'))
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endif
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endfunction
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" Expand {{{1
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function! rust#Expand(bang, args)
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let args = s:ShellTokenize(a:args)
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if a:bang && !empty(l:args)
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let pretty = remove(l:args, 0)
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else
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let pretty = "expanded"
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endif
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call s:WithPath(function("s:Expand"), pretty, args)
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endfunction
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function! s:Expand(dict, pretty, args)
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try
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let rustc = exists("g:rustc_path") ? g:rustc_path : "rustc"
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if a:pretty =~? '^\%(everybody_loops$\|flowgraph=\)'
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let flag = '--xpretty'
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else
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let flag = '--pretty'
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endif
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let relpath = get(a:dict, 'tmpdir_relpath', a:dict.path)
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let args = [relpath, '-Z', 'unstable-options', l:flag, a:pretty] + a:args
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let pwd = a:dict.istemp ? a:dict.tmpdir : ''
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let output = s:system(pwd, shellescape(rustc) . " " . join(map(args, 'shellescape(v:val)')))
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if v:shell_error
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echohl WarningMsg
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echo output
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echohl None
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else
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new
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silent put =output
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1
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d
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setl filetype=rust
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setl buftype=nofile
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setl bufhidden=hide
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setl noswapfile
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" give the buffer a nice name
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let suffix = 1
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let basename = fnamemodify(a:dict.path, ':t:r')
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while 1
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let bufname = basename
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if suffix > 1 | let bufname .= ' ('.suffix.')' | endif
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let bufname .= '.pretty.rs'
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if bufexists(bufname)
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let suffix += 1
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continue
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endif
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exe 'silent noautocmd keepalt file' fnameescape(bufname)
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break
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endwhile
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endif
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endtry
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endfunction
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function! rust#CompleteExpand(lead, line, pos)
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if a:line[: a:pos-1] =~ '^RustExpand!\s*\S*$'
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" first argument and it has a !
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let list = ["normal", "expanded", "typed", "expanded,identified", "flowgraph=", "everybody_loops"]
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if !empty(a:lead)
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call filter(list, "v:val[:len(a:lead)-1] == a:lead")
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endif
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return list
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endif
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return glob(escape(a:lead, "*?[") . '*', 0, 1)
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endfunction
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" Emit {{{1
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function! rust#Emit(type, args)
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let args = s:ShellTokenize(a:args)
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call s:WithPath(function("s:Emit"), a:type, args)
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endfunction
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function! s:Emit(dict, type, args)
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try
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let output_path = a:dict.tmpdir.'/output'
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let rustc = exists("g:rustc_path") ? g:rustc_path : "rustc"
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let relpath = get(a:dict, 'tmpdir_relpath', a:dict.path)
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let args = [relpath, '--emit', a:type, '-o', output_path] + a:args
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let pwd = a:dict.istemp ? a:dict.tmpdir : ''
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let output = s:system(pwd, shellescape(rustc) . " " . join(map(args, 'shellescape(v:val)')))
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if output != ''
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echohl WarningMsg
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echo output
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echohl None
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endif
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if !v:shell_error
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new
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exe 'silent keepalt read' fnameescape(output_path)
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1
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d
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if a:type == "llvm-ir"
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setl filetype=llvm
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let extension = 'll'
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elseif a:type == "asm"
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setl filetype=asm
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let extension = 's'
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endif
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setl buftype=nofile
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setl bufhidden=hide
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setl noswapfile
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if exists('l:extension')
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" give the buffer a nice name
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let suffix = 1
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let basename = fnamemodify(a:dict.path, ':t:r')
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while 1
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let bufname = basename
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if suffix > 1 | let bufname .= ' ('.suffix.')' | endif
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let bufname .= '.'.extension
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if bufexists(bufname)
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let suffix += 1
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continue
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endif
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exe 'silent noautocmd keepalt file' fnameescape(bufname)
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break
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endwhile
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endif
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endif
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endtry
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endfunction
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" Utility functions {{{1
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" Invokes func(dict, ...)
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" Where {dict} is a dictionary with the following keys:
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" 'path' - The path to the file
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" 'tmpdir' - The path to a temporary directory that will be deleted when the
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" function returns.
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" 'istemp' - 1 if the path is a file inside of {dict.tmpdir} or 0 otherwise.
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" If {istemp} is 1 then an additional key is provided:
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" 'tmpdir_relpath' - The {path} relative to the {tmpdir}.
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"
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" {dict.path} may be a path to a file inside of {dict.tmpdir} or it may be the
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" existing path of the current buffer. If the path is inside of {dict.tmpdir}
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" then it is guaranteed to have a '.rs' extension.
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function! s:WithPath(func, ...)
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let buf = bufnr('')
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let saved = {}
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let dict = {}
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try
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let saved.write = &write
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set write
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let dict.path = expand('%')
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let pathisempty = empty(dict.path)
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" Always create a tmpdir in case the wrapped command wants it
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let dict.tmpdir = tempname()
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call mkdir(dict.tmpdir)
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if pathisempty || !saved.write
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let dict.istemp = 1
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" if we're doing this because of nowrite, preserve the filename
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if !pathisempty
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let filename = expand('%:t:r').".rs"
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else
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let filename = 'unnamed.rs'
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endif
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let dict.tmpdir_relpath = filename
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let dict.path = dict.tmpdir.'/'.filename
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let saved.mod = &mod
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set nomod
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silent exe 'keepalt write! ' . fnameescape(dict.path)
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if pathisempty
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silent keepalt 0file
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endif
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else
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let dict.istemp = 0
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update
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endif
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call call(a:func, [dict] + a:000)
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finally
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if bufexists(buf)
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for [opt, value] in items(saved)
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silent call setbufvar(buf, '&'.opt, value)
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unlet value " avoid variable type mismatches
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endfor
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endif
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if has_key(dict, 'tmpdir') | silent call s:RmDir(dict.tmpdir) | endif
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endtry
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endfunction
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function! rust#AppendCmdLine(text)
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call setcmdpos(getcmdpos())
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let cmd = getcmdline() . a:text
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return cmd
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endfunction
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" Tokenize the string according to sh parsing rules
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function! s:ShellTokenize(text)
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" states:
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" 0: start of word
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" 1: unquoted
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" 2: unquoted backslash
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" 3: double-quote
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" 4: double-quoted backslash
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" 5: single-quote
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let l:state = 0
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let l:current = ''
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let l:args = []
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for c in split(a:text, '\zs')
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if l:state == 0 || l:state == 1 " unquoted
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if l:c ==# ' '
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if l:state == 0 | continue | endif
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call add(l:args, l:current)
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let l:current = ''
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let l:state = 0
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elseif l:c ==# '\'
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let l:state = 2
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elseif l:c ==# '"'
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let l:state = 3
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elseif l:c ==# "'"
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let l:state = 5
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else
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let l:current .= l:c
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let l:state = 1
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endif
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elseif l:state == 2 " unquoted backslash
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if l:c !=# "\n" " can it even be \n?
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let l:current .= l:c
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endif
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let l:state = 1
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elseif l:state == 3 " double-quote
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if l:c ==# '\'
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let l:state = 4
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elseif l:c ==# '"'
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let l:state = 1
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else
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let l:current .= l:c
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endif
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elseif l:state == 4 " double-quoted backslash
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if stridx('$`"\', l:c) >= 0
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let l:current .= l:c
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elseif l:c ==# "\n" " is this even possible?
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" skip it
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else
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let l:current .= '\'.l:c
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endif
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let l:state = 3
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elseif l:state == 5 " single-quoted
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if l:c == "'"
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let l:state = 1
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else
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let l:current .= l:c
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endif
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endif
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endfor
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if l:state != 0
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call add(l:args, l:current)
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endif
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return l:args
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endfunction
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function! s:RmDir(path)
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" sanity check; make sure it's not empty, /, or $HOME
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if empty(a:path)
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echoerr 'Attempted to delete empty path'
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return 0
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elseif a:path == '/' || a:path == $HOME
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echoerr 'Attempted to delete protected path: ' . a:path
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return 0
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endif
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silent exe "!rm -rf " . shellescape(a:path)
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endfunction
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" Executes {cmd} with the cwd set to {pwd}, without changing Vim's cwd.
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" If {pwd} is the empty string then it doesn't change the cwd.
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function! s:system(pwd, cmd)
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let cmd = a:cmd
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if !empty(a:pwd)
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let cmd = 'cd ' . shellescape(a:pwd) . ' && ' . cmd
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endif
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return system(cmd)
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endfunction
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" }}}1
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" vim: set noet sw=4 ts=4:
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