From b082cd679ad1ae7646d03261bcccda435443365c Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 17 Aug 2019 17:51:01 +0300
Subject: normalize ordering ops

---
 crates/ra_hir/src/expr.rs | 30 ++++++++++++++++++++----------
 1 file changed, 20 insertions(+), 10 deletions(-)

(limited to 'crates/ra_hir/src/expr.rs')

diff --git a/crates/ra_hir/src/expr.rs b/crates/ra_hir/src/expr.rs
index ea3fa4417..5430a0c9f 100644
--- a/crates/ra_hir/src/expr.rs
+++ b/crates/ra_hir/src/expr.rs
@@ -273,12 +273,14 @@ pub enum LogicOp {
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
 pub enum CmpOp {
-    Equal,
-    NotEqual,
+    Eq { negated: bool },
+    Ord { ordering: Ordering, strict: bool },
+}
+
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
+pub enum Ordering {
     Less,
-    LessOrEqual,
     Greater,
-    GreaterOrEqual,
 }
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
@@ -1080,12 +1082,20 @@ impl From<ast::BinOp> for BinaryOp {
         match ast_op {
             ast::BinOp::BooleanOr => BinaryOp::LogicOp(LogicOp::Or),
             ast::BinOp::BooleanAnd => BinaryOp::LogicOp(LogicOp::And),
-            ast::BinOp::EqualityTest => BinaryOp::CmpOp(CmpOp::Equal),
-            ast::BinOp::NegatedEqualityTest => BinaryOp::CmpOp(CmpOp::NotEqual),
-            ast::BinOp::LesserEqualTest => BinaryOp::CmpOp(CmpOp::LessOrEqual),
-            ast::BinOp::GreaterEqualTest => BinaryOp::CmpOp(CmpOp::GreaterOrEqual),
-            ast::BinOp::LesserTest => BinaryOp::CmpOp(CmpOp::Less),
-            ast::BinOp::GreaterTest => BinaryOp::CmpOp(CmpOp::Greater),
+            ast::BinOp::EqualityTest => BinaryOp::CmpOp(CmpOp::Eq { negated: false }),
+            ast::BinOp::NegatedEqualityTest => BinaryOp::CmpOp(CmpOp::Eq { negated: true }),
+            ast::BinOp::LesserEqualTest => {
+                BinaryOp::CmpOp(CmpOp::Ord { ordering: Ordering::Less, strict: false })
+            }
+            ast::BinOp::GreaterEqualTest => {
+                BinaryOp::CmpOp(CmpOp::Ord { ordering: Ordering::Greater, strict: false })
+            }
+            ast::BinOp::LesserTest => {
+                BinaryOp::CmpOp(CmpOp::Ord { ordering: Ordering::Less, strict: true })
+            }
+            ast::BinOp::GreaterTest => {
+                BinaryOp::CmpOp(CmpOp::Ord { ordering: Ordering::Greater, strict: true })
+            }
             ast::BinOp::Addition => BinaryOp::ArithOp(ArithOp::Add),
             ast::BinOp::Multiplication => BinaryOp::ArithOp(ArithOp::Mul),
             ast::BinOp::Subtraction => BinaryOp::ArithOp(ArithOp::Sub),
-- 
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