From d391f1fb2a94ebd3c3884f544b6d559b7eca757b Mon Sep 17 00:00:00 2001
From: Lucas CHOLLET <lucas.chollet@free.fr>
Date: Tue, 7 Jun 2022 18:55:10 +0200
Subject: [PATCH] LibGUI: Add TextDocument::take_line(size_t line_index)

This method is similar in all respects to remove_line except that it
returns the removed line.
---
 Userland/Libraries/LibGUI/TextDocument.cpp | 10 ++++++++++
 Userland/Libraries/LibGUI/TextDocument.h   |  1 +
 2 files changed, 11 insertions(+)

diff --git a/Userland/Libraries/LibGUI/TextDocument.cpp b/Userland/Libraries/LibGUI/TextDocument.cpp
index c58f667708..5e933beb5e 100644
--- a/Userland/Libraries/LibGUI/TextDocument.cpp
+++ b/Userland/Libraries/LibGUI/TextDocument.cpp
@@ -270,6 +270,16 @@ void TextDocument::insert_line(size_t line_index, NonnullOwnPtr<TextDocumentLine
     }
 }
 
+NonnullOwnPtr<TextDocumentLine> TextDocument::take_line(size_t line_index)
+{
+    auto line = lines().take(line_index);
+    if (m_client_notifications_enabled) {
+        for (auto* client : m_clients)
+            client->document_did_remove_line(line_index);
+    }
+    return line;
+}
+
 void TextDocument::remove_line(size_t line_index)
 {
     lines().remove((int)line_index);
diff --git a/Userland/Libraries/LibGUI/TextDocument.h b/Userland/Libraries/LibGUI/TextDocument.h
index 371c20176e..f2c661a72b 100644
--- a/Userland/Libraries/LibGUI/TextDocument.h
+++ b/Userland/Libraries/LibGUI/TextDocument.h
@@ -80,6 +80,7 @@ public:
     TextDocumentSpan const* span_at(TextPosition const&) const;
 
     void append_line(NonnullOwnPtr<TextDocumentLine>);
+    NonnullOwnPtr<TextDocumentLine> take_line(size_t line_index);
     void remove_line(size_t line_index);
     void remove_all_lines();
     void insert_line(size_t line_index, NonnullOwnPtr<TextDocumentLine>);