Add support for <br> tags to GutenbergExcerptGenerator

Author: kean

Modules/Sources/WordPressShared/Utility/GutenbergExcerptGenerator.swift

@@ -14,8 +14,9 @@ public struct GutenbergExcerptGenerator {
             return ""
         }
 
-        // Extract content
+        // Extract content while convering  <br>, <br/>, <br /> to newlines first
         let rawText = String(content[tagEnd.upperBound..<pEnd.lowerBound])
+            .replacingOccurrences(of: "<br\\s*/?>", with: "\n", options: .regularExpression)
 
         // Remove HTML tags AND shortcodes in one pass
         let range = NSRange(rawText.startIndex..., in: rawText)

Modules/Tests/WordPressSharedTests/GutenbergExcerptGeneratorTests.swift

@@ -31,4 +31,12 @@ struct GutenbergPostExcerptGeneratorTests {
         let summary = GutenbergExcerptGenerator.firstParagraph(from: content, maxLength: 150)
         #expect(summary == "Before")
     }
+
+    @Test func testPostWithBRTags() {
+        let content = #"<p class="wp-block-paragraph">Yes,<br>look behind<br>in remembrance and with gratitude.</p><p class="wp-block-paragraph">Then,<br>stay present,<br>or miss memories in the making.</p>"#
+
+        let summary = GutenbergExcerptGenerator.firstParagraph(from: content, maxLength: 150)
+        print(summary)
+        #expect(summary == "Yes, look behind in remembrance and with gratitude.")
+    }
 }