change vim script style from 4-space indent to 2-space

autoload/utils.vim

@@ -1,87 +1,87 @@
 " Remove trailing white space, see https://vi.stackexchange.com/a/456/15292
 function utils#StripTrailingWhitespaces() abort
-    let l:save = winsaveview()
-    " vint: next-line -ProhibitCommandRelyOnUser -ProhibitCommandWithUnintendedSideEffect
-    keeppatterns %s/\v\s+$//e
-    call winrestview(l:save)
+  let l:save = winsaveview()
+  " vint: next-line -ProhibitCommandRelyOnUser -ProhibitCommandWithUnintendedSideEffect
+  keeppatterns %s/\v\s+$//e
+  call winrestview(l:save)
 endfunction
 
 " Create command alias safely, see https://stackoverflow.com/q/3878692/6064933
 " The following two functions are taken from answer below on SO:
 " https://stackoverflow.com/a/10708687/6064933
 function! utils#Cabbrev(key, value) abort
-    execute printf('cabbrev <expr> %s (getcmdtype() == ":" && getcmdpos() <= %d) ? %s : %s',
-    \ a:key, 1+len(a:key), <SID>Single_quote(a:value), <SID>Single_quote(a:key))
+  execute printf('cabbrev <expr> %s (getcmdtype() == ":" && getcmdpos() <= %d) ? %s : %s',
+        \ a:key, 1+len(a:key), <SID>Single_quote(a:value), <SID>Single_quote(a:key))
 endfunction
 
 function! s:Single_quote(str) abort
-    return "'" . substitute(copy(a:str), "'", "''", 'g') . "'"
+  return "'" . substitute(copy(a:str), "'", "''", 'g') . "'"
 endfunction
 
 " Check the syntax group in the current cursor position, see
 " https://stackoverflow.com/q/9464844/6064933 and
 " https://jordanelver.co.uk/blog/2015/05/27/working-with-vim-colorschemes/
 function! utils#SynGroup() abort
-    if !exists('*synstack')
-        return
-    endif
-    echo map(synstack(line('.'), col('.')), 'synIDattr(v:val, "name")')
+  if !exists('*synstack')
+    return
+  endif
+  echo map(synstack(line('.'), col('.')), 'synIDattr(v:val, "name")')
 endfunction
 
 " Check if a colorscheme exists in runtimepath.
 " The following two functions are inspired by https://stackoverflow.com/a/5703164/6064933.
 function! utils#HasColorscheme(name) abort
-    let l:pat = 'colors/' . a:name . '.vim'
-    return !empty(globpath(&runtimepath, l:pat))
+  let l:pat = 'colors/' . a:name . '.vim'
+  return !empty(globpath(&runtimepath, l:pat))
 endfunction
 
 " Check if an Airline theme exists in runtimepath.
 function! utils#HasAirlinetheme(name) abort
-    let l:pat = 'autoload/airline/themes/' . a:name . '.vim'
-    return !empty(globpath(&runtimepath, l:pat))
+  let l:pat = 'autoload/airline/themes/' . a:name . '.vim'
+  return !empty(globpath(&runtimepath, l:pat))
 endfunction
 
 " Generate random integers in the range [Low, High] in pure vimscrpt,
 " adapted from https://stackoverflow.com/a/12739441/6064933
 function! utils#RandInt(Low, High) abort
-    let l:milisec = str2nr(matchstr(reltimestr(reltime()), '\v\.\zs\d+'), 10)
-    return l:milisec % (a:High - a:Low + 1) + a:Low
+  let l:milisec = str2nr(matchstr(reltimestr(reltime()), '\v\.\zs\d+'), 10)
+  return l:milisec % (a:High - a:Low + 1) + a:Low
 endfunction
 
 " Custom fold expr, adapted from https://vi.stackexchange.com/a/9094/15292
 function! utils#VimFolds(lnum) abort
-    " get content of current line and the line below
-    let l:cur_line = getline(a:lnum)
-    let l:next_line = getline(a:lnum+1)
+  " get content of current line and the line below
+  let l:cur_line = getline(a:lnum)
+  let l:next_line = getline(a:lnum+1)
 
-    if l:cur_line =~# '^"{'
-        return '>' . (matchend(l:cur_line, '"{*') - 1)
+  if l:cur_line =~# '^"{'
+    return '>' . (matchend(l:cur_line, '"{*') - 1)
+  else
+    if l:cur_line ==# '' && (matchend(l:next_line, '"{*') - 1) == 1
+      return 0
     else
-        if l:cur_line ==# '' && (matchend(l:next_line, '"{*') - 1) == 1
-            return 0
-        else
-            return '='
-        endif
+      return '='
     endif
+  endif
 endfunction
 
 " Custom fold text, adapted from https://vi.stackexchange.com/a/3818/15292
 " and https://vi.stackexchange.com/a/6608/15292
 function! utils#MyFoldText() abort
-    let line = getline(v:foldstart)
-    let folded_line_num = v:foldend - v:foldstart
-    let line_text = substitute(line, '^"{\+', '', 'g')
-    let fillcharcount = &textwidth - len(line_text) - len(folded_line_num) - 10
-    return '+'. repeat('-', 4) . line_text . repeat('.', fillcharcount) . ' (' . folded_line_num . ' L)'
+  let line = getline(v:foldstart)
+  let folded_line_num = v:foldend - v:foldstart
+  let line_text = substitute(line, '^"{\+', '', 'g')
+  let fillcharcount = &textwidth - len(line_text) - len(folded_line_num) - 10
+  return '+'. repeat('-', 4) . line_text . repeat('.', fillcharcount) . ' (' . folded_line_num . ' L)'
 endfunction
 
 " Toggle cursor column
 function! utils#ToggleCursorCol() abort
-    if &cursorcolumn
-        set nocursorcolumn
-        echo 'cursorcolumn: OFF'
-    else
-        set cursorcolumn
-        echo 'cursorcolumn: ON'
-    endif
+  if &cursorcolumn
+    set nocursorcolumn
+    echo 'cursorcolumn: OFF'
+  else
+    set cursorcolumn
+    echo 'cursorcolumn: ON'
+  endif
 endfunction