structure Lean.Elab.Structural.EqnInfoextends Lean.Elab.Eqns.EqnInfoCore : Type

• recArgPos : Nat

instance Lean.Elab.Structural.instInhabitedEqnInfo : Inhabited Lean.Elab.Structural.EqnInfo

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• Lean.Elab.Structural.instInhabitedEqnInfo = { default := { toEqnInfoCore := default, recArgPos := default } }

def Lean.Elab.Structural.mkEqns (info : Lean.Elab.Structural.EqnInfo) : Lean.MetaM (Array Lean.Name)

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opaque Lean.Elab.Structural.eqnInfoExt : Lean.MapDeclarationExtension Lean.Elab.Structural.EqnInfo

def Lean.Elab.Structural.registerEqnsInfo (preDef : Lean.Elab.PreDefinition) (recArgPos : Nat) : Lean.CoreM Unit

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def Lean.Elab.Structural.getEqnsFor? (declName : Lean.Name) : Lean.MetaM (Option (Array Lean.Name))

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def Lean.Elab.Structural.getUnfoldFor? (declName : Lean.Name) : Lean.MetaM (Option Lean.Name)

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@[export lean_get_structural_rec_arg_pos]

def Lean.Elab.Structural.getStructuralRecArgPosImp? (declName : Lean.Name) : Lean.CoreM (Option Nat)

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