Update runtime files

runtime/indent/sshconfig.vim

@@ -0,0 +1,34 @@
+" Vim indent file
+" Language: ssh config file
+" Maintainer: JasonKim <git@jasonk.me>
+" Last Change: 2020 May 16
+
+if exists("b:did_indent")
+  finish
+endif
+let b:did_indent = 1
+
+setlocal autoindent
+setlocal indentexpr=GetSshconfigIndent(v:lnum)
+setlocal indentkeys=o,O,*<Return>,0=~host\ ,0=~match\ ,0#,!^F
+
+let b:undo_indent = "setlocal autoindent< indentexpr< indentkeys<"
+
+if exists("*GetSshconfigIndent")
+  finish
+endif
+
+function GetSshconfigIndent(lnum)
+  let sw = shiftwidth()
+  let prev_lnum = prevnonblank(a:lnum - 1)
+  let curr_lnum = a:lnum
+  let prev_line = getline(prev_lnum)
+  let curr_line = getline(curr_lnum)
+  if curr_line =~? '^\s*\(host\|match\)\s'
+    return 0
+  elseif prev_line =~? '^\s*\(host\|match\)\s'
+    return sw
+  else
+    return indent(prev_lnum)
+  endif
+endfunction

runtime/indent/testdir/sshconfig.in

@@ -0,0 +1,53 @@
+# vim: set filetype=sshconfig shiftwidth=4 expandtab :
+
+# START_INDENT
+Host myhost
+User myuser
+PasswordAuthentication no
+# END_INDENT
+
+# START_INDENT
+Host aaa
+User bbb
+Host ccc
+Host ddd
+# END_INDENT
+
+# START_INDENT
+host aaa
+HOST bbb
+hoSt ccc
+match ddd
+MATCH eee
+MatCH fff
+# END_INDENT
+
+# START_INDENT
+Host aaa
+User host
+PasswordAuthentication no
+Host *
+User user
+PasswordAuthentication no
+Host match
+User bbb
+# END_INDENT
+
+# START_INDENT
+Host	tab
+User myuser
+# END_INDENT
+
+# START_INDENT
+Host 	 mix
+User myuser
+# END_INDENT
+
+# START_INDENT
+Host aaa
+User bbb
+Match ccc
+User ddd
+HostKeyAlgorithms ssh-ed25519
+Match eee
+# END_INDENT

runtime/indent/testdir/sshconfig.ok

@@ -0,0 +1,53 @@
+# vim: set filetype=sshconfig shiftwidth=4 expandtab :
+
+# START_INDENT
+Host myhost
+    User myuser
+    PasswordAuthentication no
+# END_INDENT
+
+# START_INDENT
+Host aaa
+    User bbb
+Host ccc
+Host ddd
+# END_INDENT
+
+# START_INDENT
+host aaa
+HOST bbb
+hoSt ccc
+match ddd
+MATCH eee
+MatCH fff
+# END_INDENT
+
+# START_INDENT
+Host aaa
+    User host
+    PasswordAuthentication no
+Host *
+    User user
+    PasswordAuthentication no
+Host match
+    User bbb
+# END_INDENT
+
+# START_INDENT
+Host	tab
+    User myuser
+# END_INDENT
+
+# START_INDENT
+Host 	 mix
+    User myuser
+# END_INDENT
+
+# START_INDENT
+Host aaa
+    User bbb
+Match ccc
+    User ddd
+    HostKeyAlgorithms ssh-ed25519
+Match eee
+# END_INDENT

runtime/indent/tex.vim

@@ -64,14 +64,17 @@
 "                   style) is supported.  Thanks Miles Wheeler for reporting.
 "               2018/02/07 by Yichao Zhou <broken.zhou AT gmail.com>
 "               (*) Make indentation more smart in the normal mode
+"               2020/04/26 by Yichao Zhou <broken.zhou AT gmail.com>
+"               (*) Fix a bug related to \[ & \].  Thanks Manuel Boni for
+"               reporting.
 "
 " }}}
 
 " Document: {{{
 "
-" To set the following options (ok, currently it's just one), add a line like
-"   let g:tex_indent_items = 1
-" to your ~/.vimrc.
+" For proper latex experience, please put
+"         let g:tex_flavor = "latex"
+" into your vimrc.
 "
 " * g:tex_indent_brace
 "
@@ -184,13 +187,18 @@ function! GetTeXIndent() " {{{
     let line = substitute(getline(lnum), '\s*%.*', '','g')     " last line
     let cline = substitute(getline(v:lnum), '\s*%.*', '', 'g') " current line
 
+    let ccol = 1
+    while cline[ccol] =~ '\s'
+        let ccol += 1
+    endwhile
+
     "  We are in verbatim, so do what our user what.
-    if synIDattr(synID(v:lnum, indent(v:lnum), 1), "name") == "texZone"
+    if synIDattr(synID(v:lnum, ccol, 1), "name") == "texZone"
         if empty(cline)
             return indent(lnum)
         else
             return indent(v:lnum)
-        end
+        endif
     endif
 
     if lnum == 0
@@ -253,13 +261,13 @@ function! GetTeXIndent() " {{{
             let stay = 0
         endif
 
-        if cline =~ '^\s*\\\?[\]}]' && s:CheckPairedIsLastCharacter(v:lnum, indent(v:lnum))
+        if cline =~ '^\s*\\\?[\]}]' && s:CheckPairedIsLastCharacter(v:lnum, ccol)
             let ind -= shiftwidth()
             let stay = 0
         endif
 
         if line !~ '^\s*\\\?[\]}]'
-            for i in range(indent(lnum)+1, strlen(line)-1)
+            for i in range(1, strlen(line)-1)
                 let char = line[i]
                 if char == ']' || char == '}'
                     if s:CheckPairedIsLastCharacter(lnum, i)