vim syntax group name

gistfile1.txt

" EXAMPLE SETUP
"
" Show the syntax group name of the item under cursor.
"       map -a  :call SyntaxAttr()<CR>

function! SyntaxAttr()
     let synid = ""
     let guifg = ""
     let guibg = ""
     let gui   = ""

     let id1  = synID(line("."), col("."), 1)
     let tid1 = synIDtrans(id1)

     if synIDattr(id1, "name") != ""
          let synid = "group: " . synIDattr(id1, "name")
          if (tid1 != id1)
               let synid = synid . '->' . synIDattr(tid1, "name")
          endif
          let id0 = synID(line("."), col("."), 0)
          if (synIDattr(id1, "name") != synIDattr(id0, "name"))
               let synid = synid .  " (" . synIDattr(id0, "name")
               let tid0 = synIDtrans(id0)
               if (tid0 != id0)
                    let synid = synid . '->' . synIDattr(tid0, "name")
               endif
               let synid = synid . ")"
          endif
     endif

     " Use the translated id for all the color & attribute lookups; the linked id yields blank values.
     if (synIDattr(tid1, "fg") != "" )
          let guifg = " guifg=" . synIDattr(tid1, "fg") . "(" . synIDattr(tid1, "fg#") . ")"
     endif
     if (synIDattr(tid1, "bg") != "" )
          let guibg = " guibg=" . synIDattr(tid1, "bg") . "(" . synIDattr(tid1, "bg#") . ")"
     endif
     if (synIDattr(tid1, "bold"     ))
          let gui   = gui . ",bold"
     endif
     if (synIDattr(tid1, "italic"   ))
          let gui   = gui . ",italic"
     endif
     if (synIDattr(tid1, "reverse"  ))
          let gui   = gui . ",reverse"
     endif
     if (synIDattr(tid1, "inverse"  ))
          let gui   = gui . ",inverse"
     endif
     if (synIDattr(tid1, "underline"))
          let gui   = gui . ",underline"
     endif
     if (gui != ""                  )
          let gui   = substitute(gui, "^,", " gui=", "")
     endif

     echohl MoreMsg
     let message = synid . guifg . guibg . gui
     if message == ""
          echohl WarningMsg
          let message = "<no syntax group here>"
     endif
     echo message
     echohl None
endfunction