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-rw-r--r--backends/lean/Base/Primitives/Scalar.lean50
1 files changed, 25 insertions, 25 deletions
diff --git a/backends/lean/Base/Primitives/Scalar.lean b/backends/lean/Base/Primitives/Scalar.lean
index 5f14a14f..157ade2c 100644
--- a/backends/lean/Base/Primitives/Scalar.lean
+++ b/backends/lean/Base/Primitives/Scalar.lean
@@ -313,13 +313,13 @@ theorem Scalar.bound_suffices (ty : ScalarTy) (x : Int) :
apply And.intro <;> have hmin := Scalar.cMin_bound ty <;> have hmax := Scalar.cMax_bound ty <;> linarith
/- [match_pattern] attribute: allows to us `Scalar.ofIntCore` inside of patterns.
- This is particularly useful once we introduce notations like `u32` (which
+ This is particularly useful once we introduce notations like `#u32` (which
desugards to `Scalar.ofIntCore`) as it allows to write expressions like this:
Example:
```
match x with
- | 0u32 => ...
- | 1u32 => ...
+ | 0#u32 => ...
+ | 1#u32 => ...
| ...
```
-/
@@ -328,7 +328,7 @@ theorem Scalar.bound_suffices (ty : ScalarTy) (x : Int) :
{ val := x, hmin := h.left, hmax := h.right }
-- The definitions below are used later to introduce nice syntax for constants,
--- like `1u32`. We are reusing the technique described here: https://leanprover.zulipchat.com/#narrow/stream/270676-lean4/topic/Different.20elaboration.20inside.2Foutside.20of.20match.20patterns/near/425455284
+-- like `1#u32`. We are reusing the technique described here: https://leanprover.zulipchat.com/#narrow/stream/270676-lean4/topic/Different.20elaboration.20inside.2Foutside.20of.20match.20patterns/near/425455284
class InBounds (ty : ScalarTy) (x : Int) :=
hInBounds : Scalar.cMin ty ≤ x ∧ x ≤ Scalar.cMax ty
@@ -1281,38 +1281,38 @@ def U128.ofIntCore := @Scalar.ofIntCore .U128
@[match_pattern] abbrev U64.ofInt := @Scalar.ofInt .U64
@[match_pattern] abbrev U128.ofInt := @Scalar.ofInt .U128
-postfix:max "isize" => Isize.ofInt
-postfix:max "i8" => I8.ofInt
-postfix:max "i16" => I16.ofInt
-postfix:max "i32" => I32.ofInt
-postfix:max "i64" => I64.ofInt
-postfix:max "i128" => I128.ofInt
-postfix:max "usize" => Usize.ofInt
-postfix:max "u8" => U8.ofInt
-postfix:max "u16" => U16.ofInt
-postfix:max "u32" => U32.ofInt
-postfix:max "u64" => U64.ofInt
-postfix:max "u128" => U128.ofInt
+postfix:max "#isize" => Isize.ofInt
+postfix:max "#i8" => I8.ofInt
+postfix:max "#i16" => I16.ofInt
+postfix:max "#i32" => I32.ofInt
+postfix:max "#i64" => I64.ofInt
+postfix:max "#i128" => I128.ofInt
+postfix:max "#usize" => Usize.ofInt
+postfix:max "#u8" => U8.ofInt
+postfix:max "#u16" => U16.ofInt
+postfix:max "#u32" => U32.ofInt
+postfix:max "#u64" => U64.ofInt
+postfix:max "#u128" => U128.ofInt
/- Testing the notations -/
-example := 0u32
-example := 1u32
-example := 1i32
-example := 0isize
-example := (-1)isize
+example := 0#u32
+example := 1#u32
+example := 1#i32
+example := 0#isize
+example := (-1)#isize
example (x : U32) : Bool :=
match x with
- | 0u32 => true
+ | 0#u32 => true
| _ => false
example (x : U32) : Bool :=
match x with
- | 1u32 => true
+ | 1#u32 => true
| _ => false
example (x : I32) : Bool :=
match x with
- | (-1)i32 => true
+ | (-1)#i32 => true
| _ => false
-- Notation for pattern matching
@@ -1334,7 +1334,7 @@ example {ty} (x : Scalar ty) : Bool :=
| _ => false
-- Testing the notations
-example : Result Usize := 0usize + 1usize
+example : Result Usize := 0#usize + 1#usize
-- TODO: factor those lemmas out
@[simp] theorem Scalar.ofInt_val_eq {ty} (h : Scalar.min ty ≤ x ∧ x ≤ Scalar.max ty) : (Scalar.ofIntCore x h).val = x := by