From be716e591dce72ef60ced2d0349d58559f06b3cc Mon Sep 17 00:00:00 2001
From: Francis Bouvier <francis.bouvier@gmail.com>
Date: Mon, 9 Oct 2023 14:29:37 +0200
Subject: [PATCH] characterdata: add deleteData method

Signed-off-by: Francis Bouvier <francis.bouvier@gmail.com>
---
 src/dom/character_data.zig | 10 ++++++++++
 src/netsurf.zig            |  4 ++++
 2 files changed, 14 insertions(+)

diff --git a/src/dom/character_data.zig b/src/dom/character_data.zig
index 10ed9133..dea3f031 100644
--- a/src/dom/character_data.zig
+++ b/src/dom/character_data.zig
@@ -58,6 +58,10 @@ pub const CharacterData = struct {
     pub fn _appendData(self: *parser.CharacterData, data: []const u8) void {
         return parser.characterDataAppendData(self, data);
     }
+
+    pub fn _deleteData(self: *parser.CharacterData, offset: u32, count: u32) void {
+        return parser.characterDataDeleteData(self, offset, count);
+    }
 };
 
 pub const Types = generate.Tuple(.{
@@ -118,4 +122,10 @@ pub fn testExecFn(
         .{ .src = "cdata.data === 'OK modified' ", .ex = "true" },
     };
     try checkCases(js_env, &append_data);
+
+    var delete_data = [_]Case{
+        .{ .src = "cdata.deleteData('OK'.length, ' modified'.length)", .ex = "undefined" },
+        .{ .src = "cdata.data", .ex = "OK" },
+    };
+    try checkCases(js_env, &delete_data);
 }
diff --git a/src/netsurf.zig b/src/netsurf.zig
index 409f98b0..c4306b07 100644
--- a/src/netsurf.zig
+++ b/src/netsurf.zig
@@ -480,6 +480,10 @@ pub fn characterDataAppendData(cdata: *CharacterData, data: []const u8) void {
     _ = characterDataVtable(cdata).dom_characterdata_append_data.?(cdata, s);
 }
 
+pub fn characterDataDeleteData(cdata: *CharacterData, offset: u32, count: u32) void {
+    _ = characterDataVtable(cdata).dom_characterdata_delete_data.?(cdata, offset, count);
+}
+
 // Text
 pub const Text = c.dom_text;