inductive Lean.LBool : Type

• false: Lean.LBool
• true: Lean.LBool
• undef: Lean.LBool

instance Lean.instInhabitedLBool : Inhabited Lean.LBool

Equations

• Lean.instInhabitedLBool = { default := Lean.LBool.false }

instance Lean.instBEqLBool : BEq Lean.LBool

Equations

• Lean.instBEqLBool = { beq := Lean.beqLBool✝ }

def Lean.LBool.neg : Lean.LBool → Lean.LBool

Equations

• Lean.LBool.neg x = match x with | Lean.LBool.true => Lean.LBool.false | Lean.LBool.false => Lean.LBool.true | Lean.LBool.undef => Lean.LBool.undef

def Lean.LBool.and : Lean.LBool → Lean.LBool → Lean.LBool

Equations

• Lean.LBool.and x✝ x = match x✝, x with | Lean.LBool.true, b => b | a, x => a

def Lean.LBool.toString : Lean.LBool → String

Equations

• Lean.LBool.toString x = match x with | Lean.LBool.true => "true" | Lean.LBool.false => "false" | Lean.LBool.undef => "undef"

instance Lean.LBool.instToStringLBool : ToString Lean.LBool

Equations

• Lean.LBool.instToStringLBool = { toString := Lean.LBool.toString }

def Bool.toLBool : Bool → Lean.LBool

Equations

• Bool.toLBool x = match x with | true => Lean.LBool.true | false => Lean.LBool.false

@[inline]

def toLBoolM {m : Type → Type} [Monad m] (x : m Bool) : m Lean.LBool

Equations

• toLBoolM x = do let b ← x pure (Bool.toLBool b)