Update dependencies

indent/nix.vim

@@ -21,6 +21,8 @@ let s:cpo_save = &cpo
 set cpo&vim
 
 let s:skip_syntax = '\%(Comment\|String\)$'
+let s:binding_open = '\%(\<let\>\|{\)'
+let s:binding_close = '\%(\<in\>\|}\)'
 let s:block_open  = '\%({\|[\)'
 let s:block_close = '\%(}\|]\)'
 
@@ -43,6 +45,23 @@ function! GetNixIndent()
     let current_line = getline(v:lnum)
     let last_line = getline(lnum)
 
+    if current_line =~ '^\s*in\>'
+      let save_cursor = getcurpos()
+      normal ^
+      let bslnum = searchpair(s:binding_open, '', s:binding_close, 'bnW',
+            \ 'synIDattr(synID(line("."), col("."), 0), "name") =~? "StringSpecial$"')
+      call setpos('.', save_cursor)
+      return indent(bslnum)
+    endif
+
+    if last_line =~ ';$'
+      let bslnum = searchpair(s:binding_open, '', s:binding_close, 'bnW',
+            \ 'synIDattr(synID(line("."), col("."), 0), "name") =~? "StringSpecial$"')
+      if bslnum != 0
+        let ind = indent(bslnum) + &sw
+      endif
+    endif
+
     if last_line =~ s:block_open . '\s*$'
       let ind += &sw
     endif
@@ -51,6 +70,10 @@ function! GetNixIndent()
       let ind -= &sw
     endif
 
+    if last_line =~ '[(=]$'
+      let ind += &sw
+    endif
+
     if last_line =~ '\<let\s*$'
       let ind += &sw
     endif