From 1f4468a8dae10db4f500bde3c1708228de6137b6 Mon Sep 17 00:00:00 2001
From: Ville Penttinen <villem.penttinen@gmail.com>
Date: Mon, 4 Mar 2019 19:10:14 +0200
Subject: Add support for parsing multiple if and while-let patterns

---
 crates/ra_parser/src/grammar/expressions/atom.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'crates/ra_parser/src/grammar/expressions/atom.rs')

diff --git a/crates/ra_parser/src/grammar/expressions/atom.rs b/crates/ra_parser/src/grammar/expressions/atom.rs
index e74305b6a..dfa391632 100644
--- a/crates/ra_parser/src/grammar/expressions/atom.rs
+++ b/crates/ra_parser/src/grammar/expressions/atom.rs
@@ -281,10 +281,20 @@ fn for_expr(p: &mut Parser, m: Option<Marker>) -> CompletedMarker {
 
 // test cond
 // fn foo() { if let Some(_) = None {} }
+// fn bar() {
+//     if let Some(_) | Some(_) = None {}
+//     if let | Some(_) = None {}
+//     while let Some(_) | Some(_) = None {}
+//     while let | Some(_) = None {}
+// }
 fn cond(p: &mut Parser) {
     let m = p.start();
     if p.eat(LET_KW) {
+        p.eat(PIPE);
         patterns::pattern(p);
+        while p.eat(PIPE) {
+            patterns::pattern(p);
+        }
         p.expect(EQ);
     }
     expr_no_struct(p);
-- 
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