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dom: add element prepend and append

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This commit is contained in:
Pierre Tachoire
2023-12-13 15:19:46 +01:00
parent ad317af5a9
commit 3af716d934
1 changed files with 37 additions and 0 deletions
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37
src/dom/element.zig
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@@ -5,6 +5,7 @@ const parser = @import("../netsurf.zig");
const jsruntime = @import("jsruntime");
const Case = jsruntime.test_utils.Case;
const checkCases = jsruntime.test_utils.checkCases;
const Variadic = jsruntime.Variadic;
const collection = @import("html_collection.zig");
@@ -281,6 +282,39 @@ pub const Element = struct {
return list;
}
// TODO according with https://dom.spec.whatwg.org/#parentnode, the
// function must accept either node or string.
// blocked by https://github.com/lightpanda-io/jsruntime-lib/issues/114
pub fn _prepend(self: *parser.Element, nodes: ?Variadic(*parser.Node)) !void {
if (nodes == null) return;
if (nodes.?.slice.len == 0) return;
const nself = parser.elementToNode(self);
const first = try parser.nodeFirstChild(nself);
if (first == null) {
for (nodes.?.slice) |node| {
_ = try parser.nodeAppendChild(nself, node);
}
return;
}
for (nodes.?.slice) |node| {
_ = try parser.nodeInsertBefore(nself, first.?, node);
}
}
// TODO according with https://dom.spec.whatwg.org/#parentnode, the
// function must accept either node or string.
// blocked by https://github.com/lightpanda-io/jsruntime-lib/issues/114
pub fn _append(self: *parser.Element, nodes: ?Variadic(*parser.Node)) !void {
if (nodes == null) return;
if (nodes.?.slice.len == 0) return;
const nself = parser.elementToNode(self);
for (nodes.?.slice) |node| {
_ = try parser.nodeAppendChild(nself, node);
}
}
pub fn deinit(_: *parser.Element, _: std.mem.Allocator) void {}
};
@@ -358,6 +392,9 @@ pub fn testExecFn(
.{ .src = "c.firstElementChild.nodeName", .ex = "A" },
.{ .src = "c.lastElementChild.nodeName", .ex = "P" },
.{ .src = "c.childElementCount", .ex = "3" },
.{ .src = "c.prepend(document.createTextNode('foo'))", .ex = "undefined" },
.{ .src = "c.append(document.createTextNode('bar'))", .ex = "undefined" },
};
try checkCases(js_env, &parentNode);