Add tightness property to List node (#215)

* Add tightness property to List node * Fix comment * Update test Co-authored-by: rob phillips <[email protected]>
johnxnguyen · Jun 12, 2020 · 6638a36 · 6638a36
1 parent c389ca6
commit 6638a36
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Showing 2 changed files with 10 additions and 3 deletions.
diff --git a/Source/AST/Nodes/List.swift b/Source/AST/Nodes/List.swift
@@ -22,6 +22,13 @@ public class List: BaseNode {
 
     /// The number of items in the list.
     public lazy var numberOfItems: Int = children.count
+
+    /// Whether the list is "tight".
+    ///
+    /// If any of the list items are separated by a blank line, then this property is `false`. This value is
+    /// a hint to render the list with more (loose) or less (tight) spacing between items.
+
+    public lazy var isTight: Bool = cmark_node_get_list_tight(cmarkNode) == 1
 }
 
 // MARK: - List Type
@@ -54,6 +61,6 @@ public extension List {
 extension List: CustomDebugStringConvertible {
 
     public var debugDescription: String {
-        return "List - type: \(listType)"
+        return "List - type: \(listType), isTight: \(isTight)"
     }
 }
diff --git a/Tests/AST/__Snapshots__/VisitorTests/testList.2.txt b/Tests/AST/__Snapshots__/VisitorTests/testList.2.txt
@@ -1,14 +1,14 @@
 Document
     ↳ Paragraph
         ↳ Text - Text text.
-    ↳ List - type: Ordered (start: 3)
+    ↳ List - type: Ordered (start: 3), isTight: true
         ↳ Item
             ↳ Paragraph
                 ↳ Text - One
         ↳ Item
             ↳ Paragraph
                 ↳ Text - Two
-            ↳ List - type: Bullet
+            ↳ List - type: Bullet, isTight: true
                 ↳ Item
                     ↳ Paragraph
                         ↳ Text - Three