From 71d3faa0422d826c46303ebb7b75050f327a1aec Mon Sep 17 00:00:00 2001
From: Connor Skees <connor1skees@gmail.com>
Date: Sat, 4 Jul 2020 11:15:18 -0400
Subject: [PATCH] keywords are case sensitive

---
 src/parse/value/parse.rs | 2 +-
 tests/and.rs             | 1 -
 tests/extend.rs          | 1 -
 tests/null.rs            | 5 +++++
 tests/or.rs              | 1 -
 5 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/parse/value/parse.rs b/src/parse/value/parse.rs
index c8a8433..4432f4b 100644
--- a/src/parse/value/parse.rs
+++ b/src/parse/value/parse.rs
@@ -311,7 +311,7 @@ impl<'a> Parser<'a> {
         }
 
         // check for keywords
-        Ok(match lower.as_str() {
+        Ok(match s.as_str() {
             "true" => IntermediateValue::Value(HigherIntermediateValue::Literal(Value::True)),
             "false" => IntermediateValue::Value(HigherIntermediateValue::Literal(Value::False)),
             "null" => IntermediateValue::Value(HigherIntermediateValue::Literal(Value::Null)),
diff --git a/tests/and.rs b/tests/and.rs
index 429902b..c438588 100644
--- a/tests/and.rs
+++ b/tests/and.rs
@@ -46,7 +46,6 @@ test!(
     "a {\n  color: 1-and;\n}\n"
 );
 test!(
-    #[ignore = "casing is not preserved for keyword operators"]
     part_of_binop_casing,
     "a {\n  color: 1 - AND;\n}\n",
     "a {\n  color: 1-AND;\n}\n"
diff --git a/tests/extend.rs b/tests/extend.rs
index 3101e5b..a9e3eda 100644
--- a/tests/extend.rs
+++ b/tests/extend.rs
@@ -1757,7 +1757,6 @@ test!(
     "@media screen {\n  a {\n    x: y;\n  }\n\n  @page {}\n}\n"
 );
 test!(
-    #[ignore = "to investigate"]
     escaped_selector,
     "// Escapes in selectors' identifiers should be normalized before `@extend` is
     // applied.
diff --git a/tests/null.rs b/tests/null.rs
index bc155d7..3d3fa3d 100644
--- a/tests/null.rs
+++ b/tests/null.rs
@@ -33,3 +33,8 @@ test!(
     "a {\n  $x: null;\n  color: -$x;\n}\n",
     "a {\n  color: -;\n}\n"
 );
+test!(
+    null_is_case_sensitive,
+    "a {\n  color: NULL;\n}\n",
+    "a {\n  color: NULL;\n}\n"
+);
diff --git a/tests/or.rs b/tests/or.rs
index 701761d..aa135c4 100644
--- a/tests/or.rs
+++ b/tests/or.rs
@@ -54,7 +54,6 @@ test!(
     "a {\n  color: 1-or;\n}\n"
 );
 test!(
-    #[ignore = "casing is not preserved for keyword operators"]
     part_of_binop_casing,
     "a {\n  color: 1 - OR;\n}\n",
     "a {\n  color: 1-OR;\n}\n"