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/printer.rs | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

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

diff --git a/dhall/src/syntax/text/printer.rs b/dhall/src/syntax/text/printer.rs
index dff3479..759e7e6 100644
--- a/dhall/src/syntax/text/printer.rs
+++ b/dhall/src/syntax/text/printer.rs
@@ -64,6 +64,7 @@ impl<E: Display + Clone> UnspannedExpr<E> {
             Field(a, b) => Field(a.phase(Primitive), b),
             Projection(e, ls) => Projection(e.phase(Primitive), ls),
             ProjectionByExpr(a, b) => ProjectionByExpr(a.phase(Primitive), b),
+            Completion(a, b) => Completion(a.phase(Primitive), b.phase(Primitive)),
             e => e,
         }
     }
@@ -89,7 +90,7 @@ impl<E: Display + Clone> UnspannedExpr<E> {
             // Precedence is magically handled by the ordering of BinOps.
             ExprKind::BinOp(op, _, _) => phase > PrintPhase::BinOp(*op),
             ExprKind::App(_, _) => phase > PrintPhase::App,
-            Field(_, _) | Projection(_, _) | ProjectionByExpr(_, _) => {
+            Field(_, _) | Projection(_, _) | ProjectionByExpr(_, _) | Completion(_, _) => {
                 phase > PrintPhase::Import
             }
             _ => false,
@@ -189,13 +190,6 @@ impl<SE: Display + Clone, E: Display> Display for ExprKind<SE, E> {
             Field(a, b) => {
                 write!(f, "{}.{}", a, b)?;
             }
-            Projection(e, ls) => {
-                write!(f, "{}.", e)?;
-                fmt_list("{ ", ", ", " }", ls, f, Display::fmt)?;
-            }
-            ProjectionByExpr(a, b) => {
-                write!(f, "{}.({})", a, b)?;
-            }
             Var(a) => a.fmt(f)?,
             Const(k) => k.fmt(f)?,
             Builtin(v) => v.fmt(f)?,
@@ -224,6 +218,16 @@ impl<SE: Display + Clone, E: Display> Display for ExprKind<SE, E> {
                 }
                 Ok(())
             })?,
+            Projection(e, ls) => {
+                write!(f, "{}.", e)?;
+                fmt_list("{ ", ", ", " }", ls, f, Display::fmt)?;
+            }
+            ProjectionByExpr(a, b) => {
+                write!(f, "{}.({})", a, b)?;
+            }
+            Completion(a, b) => {
+                write!(f, "{}::{}", a, b)?;
+            }
             Import(a) => a.fmt(f)?,
             Embed(a) => a.fmt(f)?,
         }
-- 
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