From ecd10f04cea34352ff240b0462d40cd1d95a4e0f Mon Sep 17 00:00:00 2001
From: Niko Matsakis <niko@alum.mit.edu>
Date: Wed, 20 Apr 2016 14:44:07 -0400
Subject: thread tighter span for closures around

Track the span corresponding to the `|...|` part of the closure.
---
 src/libsyntax/ast.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/libsyntax/ast.rs')

diff --git a/src/libsyntax/ast.rs b/src/libsyntax/ast.rs
index df9f935446d..dc59d475286 100644
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -986,7 +986,9 @@ pub enum ExprKind {
     /// A `match` block.
     Match(P<Expr>, Vec<Arm>),
     /// A closure (for example, `move |a, b, c| {a + b + c}`)
-    Closure(CaptureBy, P<FnDecl>, P<Block>),
+    ///
+    /// The final span is the span of the argument block `|...|`
+    Closure(CaptureBy, P<FnDecl>, P<Block>, Span),
     /// A block (`{ ... }`)
     Block(P<Block>),
 
-- 
cgit 1.4.1-3-g733a5