∀ {type exprExplicit : Option Lean.Widget.CodeWithInfos} {doc : Option String}
  {type_1 exprExplicit_1 : Option Lean.Widget.CodeWithInfos} {doc_1 : Option String},
  { type := type, exprExplicit := exprExplicit, doc := doc } =
      { type := type_1, exprExplicit := exprExplicit_1, doc := doc_1 } →
    type = type_1 ∧ exprExplicit = exprExplicit_1 ∧ doc = doc_1