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Merge pull request #559 from lightpanda-io/processing_instruction_clone

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Manually "clone" processing_instruction
This commit is contained in:
Pierre Tachoire
2025-04-23 09:51:33 +02:00
committed by GitHub
parent 6b1e7a1c5d 69eaf0d338
commit e603a1707c
1 changed files with 11 additions and 2 deletions
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13
src/browser/dom/processing_instruction.zig
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@@ -20,6 +20,7 @@ const std = @import("std");
const parser = @import("../netsurf.zig");
const Node = @import("node.zig").Node;
const SessionState = @import("../env.zig").SessionState;
// https://dom.spec.whatwg.org/#processinginstruction
pub const ProcessingInstruction = struct {
@@ -35,8 +36,15 @@ pub const ProcessingInstruction = struct {
return try parser.nodeName(parser.processingInstructionToNode(self));
}
pub fn _cloneNode(self: *parser.ProcessingInstruction, _: ?bool) !*parser.ProcessingInstruction {
return try parser.processInstructionCopy(self);
// There's something wrong when we try to clone a ProcessInstruction normally.
// The resulting object can't be cast back into a node (it crashes). This is
// a simple workaround.
pub fn _cloneNode(self: *parser.ProcessingInstruction, _: ?bool, state: *SessionState) !*parser.ProcessingInstruction {
return try parser.documentCreateProcessingInstruction(
@ptrCast(state.document),
try get_target(self),
(try get_data(self)) orelse "",
);
}
pub fn get_data(self: *parser.ProcessingInstruction) !?[]const u8 {
@@ -91,6 +99,7 @@ test "Browser.DOM.ProcessingInstruction" {
.{ "pi.data", "foo" },
.{ "let pi2 = pi.cloneNode()", "undefined" },
.{ "pi2.nodeType", "7" },
}, .{});
try runner.testCases(&.{