Convert exposes_values to ccollection_trailing_sep_e

compiler/parse/src/header.rs

@@ -60,7 +60,7 @@ impl<'a> ModuleName<'a> {
 #[derive(Clone, Debug, PartialEq)]
 pub struct InterfaceHeader<'a> {
     pub name: Loc<ModuleName<'a>>,
-    pub exposes: Vec<'a, Loc<ExposesEntry<'a, &'a str>>>,
+    pub exposes: Collection<'a, Loc<ExposesEntry<'a, &'a str>>>,
     pub imports: Collection<'a, Loc<ImportsEntry<'a>>>,
 
     // Potential comments and newlines - these will typically all be empty.

compiler/parse/src/module.rs

@@ -491,7 +491,7 @@ fn exposes_values<'a>() -> impl Parser<
     'a,
     (
         (&'a [CommentOrNewline<'a>], &'a [CommentOrNewline<'a>]),
-        Vec<'a, Located<ExposesEntry<'a, &'a str>>>,
+        Collection<'a, Located<ExposesEntry<'a, &'a str>>>,
     ),
     EExposes,
 > {
@@ -506,14 +506,16 @@ fn exposes_values<'a>() -> impl Parser<
             EExposes::IndentExposes,
             EExposes::IndentListStart
         ),
-        collection_e!(
+        collection_trailing_sep_e!(
             word1(b'[', EExposes::ListStart),
             exposes_entry(EExposes::Identifier),
             word1(b',', EExposes::ListEnd),
             word1(b']', EExposes::ListEnd),
             min_indent,
+            EExposes::Open,
             EExposes::Space,
-            EExposes::IndentListEnd
+            EExposes::IndentListEnd,
+            ExposesEntry::SpaceBefore
         )
     )
 }

compiler/parse/src/parser.rs

@@ -231,6 +231,7 @@ pub enum EProvides<'a> {
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum EExposes {
     Exposes(Row, Col),
+    Open(Row, Col),
     IndentExposes(Row, Col),
     IndentListStart(Row, Col),
     IndentListEnd(Row, Col),