   probe     = """<<!multi-column>>"""
   warn "should not contain `.p`"
   matcher   = [
-    [".","command","multi-column",{"line_nr":1,"col_nr":2,"markup":""}]
+    ["!","multi-column",null,{"line_nr":1,"col_nr":2,"markup":""}]
     [".","p",null,{"line_nr":1,"col_nr":2,"markup":""}]
     ]
   step ( resume ) =>

  step ( resume ) =>
    result = yield MKTS.TEX_WRITER.tex_from_md probe, settings, resume
    echo result
    T.eq matcher.trim(), result.trim()
    done()

#-----------------------------------------------------------------------------------------------------------

  ,
    [
      [".","text","\u0015region0\u0013\na command ",{}]
      ["!","LATEX",null,{}]
      [".","text"," and a value ",{}]
      ["$","pagenr",null,{}]
      [".","text",".\n\u0015region1\u0013",{}]
      ]
    ]]
