From 889488121a7c7afc7d43115014da8a31dee6e3f1 Mon Sep 17 00:00:00 2001
From: ConnorSkees <39542938+ConnorSkees@users.noreply.github.com>
Date: Sun, 26 Jan 2020 19:16:26 -0500
Subject: [PATCH] Remove extra commas in selectors

---
 src/selector.rs | 11 +++++++++++
 tests/main.rs   |  5 +++++
 2 files changed, 16 insertions(+)

diff --git a/src/selector.rs b/src/selector.rs
index 9cfe642..062de91 100644
--- a/src/selector.rs
+++ b/src/selector.rs
@@ -43,6 +43,17 @@ impl Display for Selector {
                         }
                     }
                 }
+                SelectorKind::Multiple => {
+                    devour_whitespace(&mut iter);
+                    while let Some(sel) = iter.peek() {
+                        if sel != &&SelectorKind::Multiple {
+                            write!(f, ", ")?;
+                            break;
+                        }
+                        iter.next();
+                        devour_whitespace(&mut iter);
+                    }
+                }
                 _ => write!(f, "{}", s)?,
             }
         }
diff --git a/tests/main.rs b/tests/main.rs
index a5b9e66..84dfeeb 100644
--- a/tests/main.rs
+++ b/tests/main.rs
@@ -309,6 +309,11 @@ mod test_selectors {
         "$x: oo, ba;\nf#{$x}r {\n  baz {\n    color: red;\n  }\n}\n",
         "foo baz, bar baz {\n  color: red;\n}\n"
     );
+    test!(
+        extra_commas,
+        "div,, , span, ,, {\n  color: red;\n}\n",
+        "div, span {\n  color: red;\n}\n"
+    );
 }
 
 #[cfg(test)]