diff options
author | Son Ho | 2023-07-05 15:17:58 +0200 |
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committer | Son Ho | 2023-07-05 15:17:58 +0200 |
commit | 5ca36bfc50083a01af2b7ae5f75993a520757ef5 (patch) | |
tree | 11660b73a27ad2e0807a18ac9286a1e87c560050 /backends | |
parent | c07721dedb2cfe4c726c42606e623395cdfe5b80 (diff) |
Simplify the names used in Primitives.lean
Diffstat (limited to 'backends')
-rw-r--r-- | backends/lean/Base/Primitives.lean | 37 |
1 files changed, 21 insertions, 16 deletions
diff --git a/backends/lean/Base/Primitives.lean b/backends/lean/Base/Primitives.lean index 117f76a2..808c1461 100644 --- a/backends/lean/Base/Primitives.lean +++ b/backends/lean/Base/Primitives.lean @@ -564,15 +564,17 @@ macro_rules def Vec (α : Type u) := { l : List α // List.length l ≤ Usize.max } -def vec_new (α : Type u): Vec α := ⟨ [], by apply Scalar.cMax_suffices .Usize; simp ⟩ +def Vec.new (α : Type u): Vec α := ⟨ [], by apply Scalar.cMax_suffices .Usize; simp ⟩ -def vec_len (α : Type u) (v : Vec α) : Usize := +def Vec.len (α : Type u) (v : Vec α) : Usize := let ⟨ v, l ⟩ := v Usize.ofIntCore (List.length v) (by simp [Scalar.min]) l -def vec_push_fwd (α : Type u) (_ : Vec α) (_ : α) : Unit := () +-- This shouldn't be used +def Vec.push_fwd (α : Type u) (_ : Vec α) (_ : α) : Unit := () -def vec_push_back (α : Type u) (v : Vec α) (x : α) : Result (Vec α) +-- This is actually the backward function +def Vec.push (α : Type u) (v : Vec α) (x : α) : Result (Vec α) := let nlen := List.length v.val + 1 if h : nlen ≤ U32.max || nlen ≤ Usize.max then @@ -588,13 +590,15 @@ def vec_push_back (α : Type u) (v : Vec α) (x : α) : Result (Vec α) else fail maximumSizeExceeded -def vec_insert_fwd (α : Type u) (v: Vec α) (i: Usize) (_: α): Result Unit := +-- This shouldn't be used +def Vec.insert_fwd (α : Type u) (v: Vec α) (i: Usize) (_: α): Result Unit := if i.val < List.length v.val then .ret () else .fail arrayOutOfBounds -def vec_insert_back (α : Type u) (v: Vec α) (i: Usize) (x: α): Result (Vec α) := +-- This is actually the backward function +def Vec.insert (α : Type u) (v: Vec α) (i: Usize) (x: α): Result (Vec α) := if i.val < List.length v.val then -- TODO: maybe we should redefine a list library which uses integers -- (instead of natural numbers) @@ -607,7 +611,7 @@ def vec_insert_back (α : Type u) (v: Vec α) (i: Usize) (x: α): Result (Vec α else .fail arrayOutOfBounds -def vec_index_to_fin {α : Type u} {v: Vec α} {i: Usize} (h : i.val < List.length v.val) : +def Vec.index_to_fin {α : Type u} {v: Vec α} {i: Usize} (h : i.val < List.length v.val) : Fin (List.length v.val) := let j := i.val.toNat let h: j < List.length v.val := by @@ -616,29 +620,30 @@ def vec_index_to_fin {α : Type u} {v: Vec α} {i: Usize} (h : i.val < List.leng assumption ⟨j, h⟩ -def vec_index_fwd (α : Type u) (v: Vec α) (i: Usize): Result α := +def Vec.index (α : Type u) (v: Vec α) (i: Usize): Result α := if h: i.val < List.length v.val then - let i := vec_index_to_fin h + let i := Vec.index_to_fin h .ret (List.get v.val i) else .fail arrayOutOfBounds -def vec_index_back (α : Type u) (v: Vec α) (i: Usize) (_: α): Result Unit := +-- This shouldn't be used +def Vec.index_back (α : Type u) (v: Vec α) (i: Usize) (_: α): Result Unit := if i.val < List.length v.val then .ret () else .fail arrayOutOfBounds -def vec_index_mut_fwd (α : Type u) (v: Vec α) (i: Usize): Result α := +def Vec.index_mut (α : Type u) (v: Vec α) (i: Usize): Result α := if h: i.val < List.length v.val then - let i := vec_index_to_fin h + let i := Vec.index_to_fin h .ret (List.get v.val i) else .fail arrayOutOfBounds -def vec_index_mut_back (α : Type u) (v: Vec α) (i: Usize) (x: α): Result (Vec α) := +def Vec.index_mut_back (α : Type u) (v: Vec α) (i: Usize) (x: α): Result (Vec α) := if h: i.val < List.length v.val then - let i := vec_index_to_fin h + let i := Vec.index_to_fin h .ret ⟨ List.set v.val i x, by have h: List.length v.val ≤ Usize.max := v.property simp [*] at * @@ -651,8 +656,8 @@ def vec_index_mut_back (α : Type u) (v: Vec α) (i: Usize) (x: α): Result (Vec -- MISC -- ---------- -@[simp] def mem_replace_fwd (a : Type) (x : a) (_ : a) : a := x -@[simp] def mem_replace_back (a : Type) (_ : a) (y : a) : a := y +@[simp] def mem.replace_fwd (a : Type) (x : a) (_ : a) : a := x +@[simp] def mem.replace_back (a : Type) (_ : a) (y : a) : a := y /-- Aeneas-translated function -- useful to reduce non-recursive definitions. Use with `simp [ aeneas ]` -/ |