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HTMLDocument: add head getter

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This commit is contained in:
Pierre Tachoire
2024-01-04 14:41:45 +01:00
parent 8c121ce7b8
commit 8f18fda54f
1 changed files with 17 additions and 1 deletions
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18
src/html/document.zig
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@@ -6,10 +6,13 @@ const jsruntime = @import("jsruntime");
const Case = jsruntime.test_utils.Case;
const checkCases = jsruntime.test_utils.checkCases;
const Node = @import("../dom/node.zig").Node;
const Document = @import("../dom/document.zig").Document;
const NodeList = @import("../dom/nodelist.zig").NodeList;
const HTMLElem = @import("elements.zig");
const collection = @import("../dom/html_collection.zig");
const Walker = collection.WalkerDepthFirst;
// WEB IDL https://html.spec.whatwg.org/#the-document-object
pub const HTMLDocument = struct {
@@ -45,6 +48,18 @@ pub const HTMLDocument = struct {
return try get_body(self);
}
pub fn get_head(self: *parser.DocumentHTML) !?*parser.Head {
const root = try rootNode(self) orelse return null;
const walker = Walker{};
var next: ?*parser.Node = null;
while (true) {
next = try walker.get_next(root, next) orelse return null;
if (std.ascii.eqlIgnoreCase("head", try parser.nodeName(next.?))) {
return @as(*parser.Head, @ptrCast(next.?));
}
}
}
// TODO: not implemented by libdom
pub fn get_cookie(_: *parser.DocumentHTML) ![]const u8 {
return error.NotImplemented;
@@ -137,7 +152,8 @@ pub fn testExecFn(
.{ .src = "document.domain", .ex = "" },
.{ .src = "document.referrer", .ex = "" },
.{ .src = "document.title", .ex = "" },
.{ .src = "document.body.tagName", .ex = "BODY" },
.{ .src = "document.body.localName", .ex = "body" },
.{ .src = "document.head.localName", .ex = "head" },
.{ .src = "document.images.length", .ex = "0" },
.{ .src = "document.embeds.length", .ex = "0" },
.{ .src = "document.plugins.length", .ex = "0" },