Documentation

Lean.Elab.Notation

def Lean.Elab.Command.addInheritDocDefault (rhs : Lean.Term) (attrs? : Option (Lean.Syntax.TSepArray `Lean.Parser.Term.attrInstance ",")) :
Option (Lean.Syntax.TSepArray `Lean.Parser.Term.attrInstance ",")
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    Convert notation command lhs item into a syntax command item

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      Convert notation command lhs item into a pattern element

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            def Lean.Elab.Command.mkUnexpander (attrKind : Lean.TSyntax `Lean.Parser.Term.attrKind) (pat : Lean.Term) (qrhs : Lean.Term) :

            Try to derive an unexpander from a notation. The notation must be of the form notation ... => c body where c is a declaration in the current scope and body any syntax that contains each variable from the LHS at most once.

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