vimrc.funcs

function! Build()
  " build has a funtion to map custom files to build
  if (&ft=='go') " to build work correctly is necessary the plugin fatih/vim-go
    if(match(expand('%:t'), '_test\.go') > 0)
      :GoTestCompile <CR>
    else
      :GoBuild <CR>
    endif
  endif
endfunction
command! Build call Build()
map <Leader>B :call Build() <CR>
command! W w | Build " map W to save and build file

function! TabToSpace()
  :s/\t/  /g
endfunction
command! TabToSpace call TabToSpace()

function! RangeTabToSpace() range
  :'<,'>s/\t/  /g
endfunction
command! RangeTabToSpace call RangeTabToSpace()

function! Space4ToTab()
  :s/    /\t/g
endfunction
command! Space4ToTab call Space4ToTab()

" run :GoBuild or :GoTestCompile based on the go file
function! s:build_go_files()
  let l:file = expand('%')
  if l:file =~# '^\f\+_test\.go$'
    call go#cmd#Test(0, 1)
  elseif l:file =~# '^\f\+\.go$'
    call go#cmd#Build(0)
  endif
endfunction

function! ToggleCursor()
  let g:cursor_on = exists('g:cursor_on') ? !g:cursor_on : 1
  if g:cursor_on
    set cursorcolumn
    set cursorline
  else
    set nocursorcolumn
    set nocursorline
  endif
endfunction
map <Leader>tc :call ToggleCursor() <CR>

function! ToggleErrors()
  if empty(filter(tabpagebuflist(), 'getbufvar(v:val, "&buftype") is# "quickfix"'))
    " No location/quickfix list shown, open syntastic error location panel
    Errors
  else
    lclose
  endif
endfunction
map <Leader>te :call ToggleErrors() <CR>

function! ToggleHidden()
  set listchars=eol:↵,extends:>,precedes:<,nbsp:·,tab:»\ \,trail:~
  "Toggle the flag (or set it if it doesn't yet exist)...
  let g:list_on = exists('g:list_on') ? !g:list_on : 1
  if g:list_on
    set list
  else
    set nolist
  endif
endfunction
map <Leader>th :call ToggleHidden() <CR>

function! FormatJSON()
  %!python3 -m json.tool
endfunction
command! FormatJSON call FormatJSON()

function! FormatXML()
  %!xmllint -encode utf8 -format -
endfunction
command! FormatXML call FormatXML()

function! FormatSH()
  %!shfmt
endfunction
command! FormatSH call FormatSH()

function! URLDecode()
  %!python3 -c "import sys, urllib as ul; print ul.unquote_plus(sys.stdin.read())"
endfunction
command! URLDecode call URLDecode()

function! URLEncode()
  %!python3 -c "import sys, urllib as ul; print ul.quote_plus(sys.stdin.read())"
endfunction
command! URLEncode call URLEncode()

function! CloseHelpWindows()
  :pclose
  :cclose " close the quickfix window
  :lclose
endfunction
map <F6> :call CloseHelpWindows()<CR>

function! TrimWhiteSpace()
  ":%s/\s\+$//e
	%s/\s*$//
	''
endfunction
command! TrimWhiteSpace call TrimWhiteSpace()

function! RunNode()
  :%y"
  call TempWindow("Node", 1, 's')
  :put
  execute 'silent %!node'
endfunction

function! Table(...)
  let a:delimiter = get(a:, 1, 0)
  if a:delimiter == "0"
    let a:delimiter=','
  endif

  :%y"
  call TempWindow("Table", 1, 's')
  :put
  execute 'silent %!column -t -s"' . a:delimiter . '"'
endfunction
command! Table call Table()

function! Execute(c)
  :%y"
  call TempWindow("Execute", 1, 'v')
  :put
  execute 'silent %!' . a:c
endfunction
command! Execute -nargs=1 Execute call Execute(<f-args>)

" Disposable temporary window
" TODO bug janela não atulizar se rodar mais de uma vez
function! TempWindow(name, clear, mode) abort
  let name = substitute(a:name, "[^a-zA-Z0-9]", "_", "g")
  let bn = bufnr(name)
  if bn == -1
    exe "new " . name
    let bn = bufnr(name)
    setlocal buftype=nofile
    setlocal bufhidden=hide
    setlocal noswapfile
    setlocal buflisted
  else
    let wn = bufwinnr(bn)
    if wn != -1
      exe wn . "wincmd w"
    else
      exe "split +buffer" . bn
    endif
  endif

  if a:clear
    normal gg
    normal dG
  endif
  if a:mode == 'v'
    wincmd L
  else
    wincmd J
  endif
endfunction