Update

indent/eruby.vim

@@ -92,7 +92,7 @@ function! GetErubyIndent(...)
   if line =~# '^\s*<%[=#-]\=\s*$' && cline !~# '^\s*end\>'
     let ind = ind + sw
   endif
-  if line !~# '^\s*<%' && line =~# '%>\s*$'
+  if line !~# '^\s*<%' && line =~# '%>\s*$' && line !~# '^\s*end\>'
     let ind = ind - sw
   endif
   if cline =~# '^\s*[-=]\=%>\s*$'

syntax/markdown.vim

@@ -20,14 +20,20 @@ unlet! b:current_syntax
 if !exists('g:markdown_fenced_languages')
   let g:markdown_fenced_languages = []
 endif
+let s:done_include = {}
 for s:type in map(copy(g:markdown_fenced_languages),'matchstr(v:val,"[^=]*$")')
+  if has_key(s:done_include, matchstr(s:type,'[^.]*'))
+    continue
+  endif
   if s:type =~ '\.'
     let b:{matchstr(s:type,'[^.]*')}_subtype = matchstr(s:type,'\.\zs.*')
   endif
   exe 'syn include @markdownHighlight'.substitute(s:type,'\.','','g').' syntax/'.matchstr(s:type,'[^.]*').'.vim'
   unlet! b:current_syntax
+  let s:done_include[matchstr(s:type,'[^.]*')] = 1
 endfor
 unlet! s:type
+unlet! s:done_include
 
 syn sync minlines=10
 syn case ignore
@@ -93,10 +99,16 @@ syn match markdownFootnote "\[^[^\]]\+\]"
 syn match markdownFootnoteDefinition "^\[^[^\]]\+\]:"
 
 if main_syntax ==# 'markdown'
+  let s:done_include = {}
   for s:type in g:markdown_fenced_languages
+    if has_key(s:done_include, matchstr(s:type,'[^.]*'))
+      continue
+    endif
     exe 'syn region markdownHighlight'.substitute(matchstr(s:type,'[^=]*$'),'\..*','','').' matchgroup=markdownCodeDelimiter start="^\s*```*\s*'.matchstr(s:type,'[^=]*').'\>.*$" end="^\s*```*\ze\s*$" keepend contains=@markdownHighlight'.substitute(matchstr(s:type,'[^=]*$'),'\.','','g')
+    let s:done_include[matchstr(s:type,'[^.]*')] = 1
   endfor
   unlet! s:type
+  unlet! s:done_include
 endif
 
 syn match markdownEscape "\\[][\\`*_{}()<>#+.!-]"