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import { TocEntry, TocRoot } from "../markdown/document.ts";
import { elem, Element } from "../dom.ts";
type Props = {
toc: TocRoot;
};
export default function TableOfContents({ toc }: Props): Element {
return elem(
"nav",
{ class: "toc" },
elem("h2", {}, "目次"),
elem(
"ul",
{},
...toc.entries.map((entry) => TocEntryComponent({ entry })),
),
);
}
function TocEntryComponent({ entry }: { entry: TocEntry }): Element {
return elem(
"li",
{},
elem("a", { href: `#${entry.id}` }, entry.text),
entry.children.length > 0
? elem(
"ul",
{},
...entry.children.map((child) => TocEntryComponent({ entry: child })),
)
: null,
);
}
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