From e294450e1e76491e96019b8a3695463e09d1739b Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Sun, 22 Dec 2019 19:02:18 +0000
Subject: Implement parsing for record completion

---
 dhall/src/syntax/text/parser.rs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'dhall/src/syntax/text/parser.rs')

diff --git a/dhall/src/syntax/text/parser.rs b/dhall/src/syntax/text/parser.rs
index 832472b..fe34aee 100644
--- a/dhall/src/syntax/text/parser.rs
+++ b/dhall/src/syntax/text/parser.rs
@@ -765,6 +765,25 @@ impl DhallParser {
         ))
     }
 
+    #[alias(expression, shortcut = true)]
+    fn completion_expression(input: ParseInput) -> ParseResult<Expr> {
+        Ok(match_nodes!(input.children();
+            [expression(e)] => e,
+            [expression(first), expression(rest)..] => {
+                rest.fold(
+                    first,
+                    |acc, e| {
+                        spanned_union(
+                            acc.span(),
+                            e.span(),
+                            Completion(acc, e),
+                        )
+                    }
+                )
+            },
+        ))
+    }
+
     #[alias(expression, shortcut = true)]
     fn selector_expression(input: ParseInput) -> ParseResult<Expr> {
         Ok(match_nodes!(input.children();
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