From 77af0bbc171618f48531cc6b1d77e18089928885 Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Tue, 13 Aug 2019 20:54:15 +0200
Subject: Stop tracking the absence of Embed values at the type level

---
 dhall_syntax/src/printer.rs | 6 ------
 1 file changed, 6 deletions(-)

(limited to 'dhall_syntax/src/printer.rs')

diff --git a/dhall_syntax/src/printer.rs b/dhall_syntax/src/printer.rs
index 95eafe5..25d4ca8 100644
--- a/dhall_syntax/src/printer.rs
+++ b/dhall_syntax/src/printer.rs
@@ -491,9 +491,3 @@ impl<Label: Display> Display for V<Label> {
         Ok(())
     }
 }
-
-impl Display for X {
-    fn fmt(&self, _: &mut fmt::Formatter) -> Result<(), fmt::Error> {
-        match *self {}
-    }
-}
-- 
cgit v1.2.3


From 51dbaa0b66089bca63aa9cf69a1e0ec59df053b9 Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Tue, 13 Aug 2019 21:10:59 +0200
Subject: Considerably simplify Embed handling

---
 dhall_syntax/src/printer.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'dhall_syntax/src/printer.rs')

diff --git a/dhall_syntax/src/printer.rs b/dhall_syntax/src/printer.rs
index 25d4ca8..48e56be 100644
--- a/dhall_syntax/src/printer.rs
+++ b/dhall_syntax/src/printer.rs
@@ -156,7 +156,7 @@ impl<A: Display + Clone> Expr<A> {
         };
 
         // Annotate subexpressions with the appropriate phase, defaulting to Base
-        let phased_self = match self.map_ref_simple(|e| PhasedExpr(e, Base)) {
+        let phased_self = match self.map_ref(|e| PhasedExpr(e, Base)) {
             Pi(a, b, c) => {
                 if &String::from(&a) == "_" {
                     Pi(a, b.phase(Operator), c)
-- 
cgit v1.2.3


From 8d45d633dfa60e8d64c9e6e742de4e33496bf0fa Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Tue, 13 Aug 2019 22:11:45 +0200
Subject: Store Imports in their own node instead of in Embed

---
 dhall_syntax/src/printer.rs | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

(limited to 'dhall_syntax/src/printer.rs')

diff --git a/dhall_syntax/src/printer.rs b/dhall_syntax/src/printer.rs
index 48e56be..5f5f99b 100644
--- a/dhall_syntax/src/printer.rs
+++ b/dhall_syntax/src/printer.rs
@@ -88,6 +88,7 @@ impl<SE: Display + Clone, E: Display> Display for ExprF<SE, E> {
                 }
                 Ok(())
             })?,
+            Import(a) => a.fmt(f)?,
             Embed(a) => a.fmt(f)?,
         }
         Ok(())
@@ -151,7 +152,9 @@ impl<A: Display + Clone> Expr<A> {
             // Precedence is magically handled by the ordering of BinOps.
             ExprF::BinOp(op, _, _) if phase > PrintPhase::BinOp(*op) => true,
             ExprF::App(_, _) if phase > PrintPhase::App => true,
-            Field(_, _) | Projection(_, _) if phase > Import => true,
+            Field(_, _) | Projection(_, _) if phase > PrintPhase::Import => {
+                true
+            }
             _ => false,
         };
 
@@ -165,8 +168,8 @@ impl<A: Display + Clone> Expr<A> {
                 }
             }
             Merge(a, b, c) => Merge(
-                a.phase(Import),
-                b.phase(Import),
+                a.phase(PrintPhase::Import),
+                b.phase(PrintPhase::Import),
                 c.map(|x| x.phase(PrintPhase::App)),
             ),
             Annot(a, b) => Annot(a.phase(Operator), b),
@@ -175,8 +178,11 @@ impl<A: Display + Clone> Expr<A> {
                 a.phase(PrintPhase::BinOp(op)),
                 b.phase(PrintPhase::BinOp(op)),
             ),
-            SomeLit(e) => SomeLit(e.phase(Import)),
-            ExprF::App(f, a) => ExprF::App(f.phase(Import), a.phase(Import)),
+            SomeLit(e) => SomeLit(e.phase(PrintPhase::Import)),
+            ExprF::App(f, a) => ExprF::App(
+                f.phase(PrintPhase::Import),
+                a.phase(PrintPhase::Import),
+            ),
             Field(a, b) => Field(a.phase(Primitive), b),
             Projection(e, ls) => Projection(e.phase(Primitive), ls),
             e => e,
-- 
cgit v1.2.3


From 66260f8e386f7a447352bd8ccbda064b00b698bc Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Tue, 13 Aug 2019 23:44:52 +0200
Subject: Implement inline headers parsing

---
 dhall_syntax/src/printer.rs | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

(limited to 'dhall_syntax/src/printer.rs')

diff --git a/dhall_syntax/src/printer.rs b/dhall_syntax/src/printer.rs
index 5f5f99b..256ea65 100644
--- a/dhall_syntax/src/printer.rs
+++ b/dhall_syntax/src/printer.rs
@@ -230,7 +230,7 @@ where
     f.write_str(close)
 }
 
-impl<SubExpr: Display + Clone> Display for InterpolatedText<SubExpr> {
+impl<SubExpr: Display> Display for InterpolatedText<SubExpr> {
     fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
         f.write_str("\"")?;
         for x in self.iter() {
@@ -344,10 +344,11 @@ impl Display for Hash {
         }
     }
 }
-impl Display for ImportHashed {
+impl<SubExpr: Display> Display for Import<SubExpr> {
     fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
         use FilePrefix::*;
         use ImportLocation::*;
+        use ImportMode::*;
         let fmt_remote_path_component = |s: &str| -> String {
             use percent_encoding::{
                 utf8_percent_encode, PATH_SEGMENT_ENCODE_SET,
@@ -423,14 +424,6 @@ impl Display for ImportHashed {
             write!(f, " ")?;
             hash.fmt(f)?;
         }
-        Ok(())
-    }
-}
-
-impl Display for Import {
-    fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
-        self.location_hashed.fmt(f)?;
-        use ImportMode::*;
         match self.mode {
             Code => {}
             RawText => write!(f, " as Text")?,
-- 
cgit v1.2.3