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Delete dead code from Base.lean

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Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
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Danila Fedorin
2026-06-25 08:56:31 -05:00
parent 94278a6389
commit 4506f7c242
1 changed files with 0 additions and 14 deletions
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14
lean/Spa/Language/Base.lean
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@@ -21,17 +21,6 @@ inductive Stmt where
| whileLoop (e : Expr) (s : Stmt)
deriving DecidableEq
inductive Expr.HasVar : String → Expr → Prop
| addLeft {e₁ e₂ k} : Expr.HasVar k e₁ → Expr.HasVar k (.add e₁ e₂)
| addRight {e₁ e₂ k} : Expr.HasVar k e₂ → Expr.HasVar k (.add e₁ e₂)
| subLeft {e₁ e₂ k} : Expr.HasVar k e₁ → Expr.HasVar k (.sub e₁ e₂)
| subRight {e₁ e₂ k} : Expr.HasVar k e₂ → Expr.HasVar k (.sub e₁ e₂)
| here {k} : Expr.HasVar k (.var k)
inductive BasicStmt.HasVar : String → BasicStmt → Prop
| assignLeft {k e} : BasicStmt.HasVar k (.assign k e)
| assignRight {k k' e} : Expr.HasVar k e → BasicStmt.HasVar k (.assign k' e)
def Expr.vars : Expr → Finset String
| .add l r => l.vars ∪ r.vars
| .sub l r => l.vars ∪ r.vars
@@ -48,7 +37,4 @@ def Stmt.vars : Stmt → Finset String
| .ifElse e s₁ s₂ => (e.vars ∪ s₁.vars) ∪ s₂.vars
| .whileLoop e s => e.vars ∪ s.vars
def Stmt.varsList (ss : List Stmt) : Finset String :=
ss.foldr (fun s acc => s.vars ∪ acc) ∅
end Spa