From 4b555ab1d99a8f6cacf4987fe85e1c8b5dee7262 Mon Sep 17 00:00:00 2001
From: Lukas Wirth <lukastw97@gmail.com>
Date: Thu, 8 Apr 2021 00:05:08 +0200
Subject: Emit folding ranges for  multiline array literals

---
 crates/ide/src/folding_ranges.rs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'crates/ide/src/folding_ranges.rs')

diff --git a/crates/ide/src/folding_ranges.rs b/crates/ide/src/folding_ranges.rs
index 153726ce8..2b9ed123c 100644
--- a/crates/ide/src/folding_ranges.rs
+++ b/crates/ide/src/folding_ranges.rs
@@ -19,6 +19,7 @@ pub enum FoldKind {
     Region,
     Consts,
     Statics,
+    Array,
 }
 
 #[derive(Debug)]
@@ -119,6 +120,7 @@ fn fold_kind(kind: SyntaxKind) -> Option<FoldKind> {
     match kind {
         COMMENT => Some(FoldKind::Comment),
         ARG_LIST | PARAM_LIST => Some(FoldKind::ArgList),
+        ARRAY_EXPR => Some(FoldKind::Array),
         ASSOC_ITEM_LIST
         | RECORD_FIELD_LIST
         | RECORD_PAT_FIELD_LIST
@@ -269,6 +271,7 @@ mod tests {
                 FoldKind::Region => "region",
                 FoldKind::Consts => "consts",
                 FoldKind::Statics => "statics",
+                FoldKind::Array => "array",
             };
             assert_eq!(kind, &attr.unwrap());
         }
@@ -464,6 +467,20 @@ fn foo<fold arglist>(
         )
     }
 
+    #[test]
+    fn fold_multiline_array() {
+        check(
+            r#"
+const FOO: [usize; 4] = <fold array>[
+    1,
+    2,
+    3,
+    4,
+]</fold>;
+"#,
+        )
+    }
+
     #[test]
     fn fold_region() {
         check(
-- 
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