Documentation

Lean.Elab.Notation

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def Lean.Elab.Command.addInheritDocDefault (rhs : Term) (attrs? : Option (Syntax.TSepArray `Lean.Parser.Term.attrInstance ",")) :
Option (Syntax.TSepArray `Lean.Parser.Term.attrInstance ",")
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def Lean.Elab.Command.expandNotationItemIntoSyntaxItem :
TSyntax `Lean.Parser.Command.notationItem → MacroM (TSyntax `stx)

Convert notation command lhs item into a syntax command item

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def Lean.Elab.Command.expandNotationItemIntoPattern (stx : Syntax) :
MacroM Syntax

Convert notation command lhs item into a pattern element

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def Lean.Elab.Command.removeParenthesesAux (parens body : Syntax) :
Syntax
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partial def Lean.Elab.Command.removeParentheses (stx : Syntax) :
MacroM Syntax
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def Lean.Elab.Command.hasDuplicateAntiquot (stxs : Array Syntax) :
Bool
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def Lean.Elab.Command.mkUnexpander (attrKind : TSyntax `Lean.Parser.Term.attrKind) (pat qrhs : Term) :
OptionT MacroM Syntax

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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def Lean.Elab.Command.expandNotation :
Macro
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