2 files changed, 9 insertions, 87 deletions

diff --git a/dhall/src/syntax/text/parser.rs b/dhall/src/syntax/text/parser.rs
index 8d76225..dbf5c75 100644
--- a/dhall/src/syntax/text/parser.rs
+++ b/dhall/src/syntax/text/parser.rs
@@ -36,46 +36,6 @@ enum Selector {
     ProjectionByExpr(Expr),
 }
 
-impl crate::syntax::Builtin {
-    pub fn parse(s: &str) -> Option<Self> {
-        use crate::syntax::Builtin::*;
-        match s {
-            "Bool" => Some(Bool),
-            "Natural" => Some(Natural),
-            "Integer" => Some(Integer),
-            "Double" => Some(Double),
-            "Text" => Some(Text),
-            "List" => Some(List),
-            "Optional" => Some(Optional),
-            "None" => Some(OptionalNone),
-            "Natural/build" => Some(NaturalBuild),
-            "Natural/fold" => Some(NaturalFold),
-            "Natural/isZero" => Some(NaturalIsZero),
-            "Natural/even" => Some(NaturalEven),
-            "Natural/odd" => Some(NaturalOdd),
-            "Natural/toInteger" => Some(NaturalToInteger),
-            "Natural/show" => Some(NaturalShow),
-            "Natural/subtract" => Some(NaturalSubtract),
-            "Integer/toDouble" => Some(IntegerToDouble),
-            "Integer/show" => Some(IntegerShow),
-            "Integer/negate" => Some(IntegerNegate),
-            "Integer/clamp" => Some(IntegerClamp),
-            "Double/show" => Some(DoubleShow),
-            "List/build" => Some(ListBuild),
-            "List/fold" => Some(ListFold),
-            "List/length" => Some(ListLength),
-            "List/head" => Some(ListHead),
-            "List/last" => Some(ListLast),
-            "List/indexed" => Some(ListIndexed),
-            "List/reverse" => Some(ListReverse),
-            "Optional/fold" => Some(OptionalFold),
-            "Optional/build" => Some(OptionalBuild),
-            "Text/show" => Some(TextShow),
-            _ => None,
-        }
-    }
-}
-
 fn input_to_span(input: ParseInput) -> Span {
     Span::make(input.user_data().clone(), input.as_pair().as_span())
 }
@@ -129,7 +89,7 @@ fn trim_indent(lines: &mut Vec<ParsedText>) {
 
 /// Insert the expr into the map; in case of collision, create a RecursiveRecordMerge node.
 fn insert_recordlit_entry(map: &mut BTreeMap<Label, Expr>, l: Label, e: Expr) {
-    use crate::syntax::BinOp::RecursiveRecordMerge;
+    use crate::operations::BinOp::RecursiveRecordMerge;
     use std::collections::btree_map::Entry;
     match map.entry(l) {
         Entry::Vacant(entry) => {
@@ -147,7 +107,7 @@ fn insert_recordlit_entry(map: &mut BTreeMap<Label, Expr>, l: Label, e: Expr) {
 }
 
 fn desugar_with_expr(x: Expr, labels: &[Label], y: Expr) -> Expr {
-    use crate::syntax::BinOp::RightBiasedRecordMerge;
+    use crate::operations::BinOp::RightBiasedRecordMerge;
     let expr = |k| Expr::new(k, Span::WithSugar);
     match labels {
         [] => y,
@@ -391,7 +351,7 @@ impl DhallParser {
     #[alias(expression)]
     fn builtin(input: ParseInput) -> ParseResult<Expr> {
         let s = input.as_str();
-        let e = match crate::syntax::Builtin::parse(s) {
+        let e = match crate::builtins::Builtin::parse(s) {
             Some(b) => Builtin(b),
             None => match s {
                 "True" => Num(Bool(true)),
@@ -784,7 +744,7 @@ impl DhallParser {
         op: ParseInput,
         r: Expr,
     ) -> ParseResult<Expr> {
-        use crate::syntax::BinOp::*;
+        use crate::operations::BinOp::*;
         use Rule::*;
         let op = match op.as_rule() {
             import_alt => ImportAlt,
diff --git a/dhall/src/syntax/text/printer.rs b/dhall/src/syntax/text/printer.rs
index a85f435..9e90660 100644
--- a/dhall/src/syntax/text/printer.rs
+++ b/dhall/src/syntax/text/printer.rs
@@ -1,4 +1,5 @@
-use crate::operations::OpKind;
+use crate::builtins::Builtin;
+use crate::operations::{BinOp, OpKind};
 use crate::syntax::*;
 use itertools::Itertools;
 use std::fmt::{self, Display};
@@ -15,7 +16,7 @@ enum PrintPhase {
     // `operator-expression`
     Operator,
     // All the `<operator>-expression`s
-    BinOp(ast::BinOp),
+    BinOp(self::BinOp),
     // `application-expression`
     App,
     // `import-expression`
@@ -335,7 +336,7 @@ impl Display for Const {
 
 impl Display for BinOp {
     fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
-        use crate::syntax::BinOp::*;
+        use BinOp::*;
         f.write_str(match self {
             BoolOr => "||",
             TextAppend => "++",
@@ -383,7 +384,7 @@ impl Display for Label {
         let is_reserved = match s.as_str() {
             "let" | "in" | "if" | "then" | "else" | "Type" | "Kind"
             | "Sort" | "True" | "False" | "Some" => true,
-            _ => crate::syntax::Builtin::parse(&s).is_some(),
+            _ => Builtin::parse(&s).is_some(),
         };
         if !is_reserved && s.chars().all(|c| c.is_ascii_alphanumeric()) {
             write!(f, "{}", s)
@@ -481,45 +482,6 @@ impl<SubExpr: Display> Display for Import<SubExpr> {
     }
 }
 
-impl Display for Builtin {
-    fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
-        use crate::syntax::Builtin::*;
-        f.write_str(match *self {
-            Bool => "Bool",
-            Natural => "Natural",
-            Integer => "Integer",
-            Double => "Double",
-            Text => "Text",
-            List => "List",
-            Optional => "Optional",
-            OptionalNone => "None",
-            NaturalBuild => "Natural/build",
-            NaturalFold => "Natural/fold",
-            NaturalIsZero => "Natural/isZero",
-            NaturalEven => "Natural/even",
-            NaturalOdd => "Natural/odd",
-            NaturalToInteger => "Natural/toInteger",
-            NaturalShow => "Natural/show",
-            NaturalSubtract => "Natural/subtract",
-            IntegerToDouble => "Integer/toDouble",
-            IntegerNegate => "Integer/negate",
-            IntegerClamp => "Integer/clamp",
-            IntegerShow => "Integer/show",
-            DoubleShow => "Double/show",
-            ListBuild => "List/build",
-            ListFold => "List/fold",
-            ListLength => "List/length",
-            ListHead => "List/head",
-            ListLast => "List/last",
-            ListIndexed => "List/indexed",
-            ListReverse => "List/reverse",
-            OptionalFold => "Optional/fold",
-            OptionalBuild => "Optional/build",
-            TextShow => "Text/show",
-        })
-    }
-}
-
 impl Display for Scheme {
     fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
         use crate::syntax::Scheme::*;