From 09a9d0f9de257aaccf6162d9756150890b3bb6f8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karl=20Yngve=20Lerv=C3=A5g?= <karl.yngve+git@gmail.com>
Date: Sun, 6 Dec 2015 22:31:18 +0100
Subject: [PATCH] Support for \textit and \textbf

Thanks to comment by @2sev on commit 4cbb663.
---
 after/syntax/tex.vim | 28 +++++++++++++++++-----------
 1 file changed, 17 insertions(+), 11 deletions(-)

diff --git a/after/syntax/tex.vim b/after/syntax/tex.vim
index 9b64626..51fbaa6 100644
--- a/after/syntax/tex.vim
+++ b/after/syntax/tex.vim
@@ -11,17 +11,23 @@ elseif b:current_syntax !=# 'tex'
   finish
 endif
 
-" {{{1 Add italic font and conceal for \emph
-if has('conceal') && get(g:, 'tex_conceal', 'b') =~# 'b'
-  syntax region texItalStyle
-        \ matchgroup=texTypeStyle start="\\emph\s*{" end="}"
-        \ contains=@texItalGroup concealends
-else
-  syntax region texItalStyle
-        \ matchgroup=texTypeStyle start="\\emph\s*{" end="}"
-        \ contains=@texItalGroup
-endif
-syntax cluster texMatchGroup add=texItalStyle
+" {{{1 Italic font, bold font and conceals
+
+let conceal = (has('conceal') && get(g:, 'tex_conceal', 'b') =~# 'b')
+      \ ? 'concealends' : ''
+
+for [style, group, commands] in [
+      \ ['texItalStyle', 'texItalGroup', ['emph', 'textit']],
+      \ ['texBoldStyle', 'texBoldGroup', ['textbf']],
+      \]
+  for cmd in commands
+    execute 'syntax region' style 'matchgroup=texTypeStyle'
+          \ 'start="\\' . cmd . '\s*{" end="}"'
+          \ 'contains=@' . group
+          \ conceal
+  endfor
+  execute 'syntax cluster texMatchGroup add=' . style
+endfor
 
 " }}}1
 " {{{1 Add syntax highlighting for \url and \href