extensions/markdown-language-features/src/commands/openDocumentLink.ts/OpenDocumentLinkCommand/execute
class OpenDocumentLinkCommand:	public async execute(args: OpenDocumentLinkArgs) {
		const fromResource = vscode.Uri.parse('').with(args.fromResource);
		const targetResource = reviveUri(args.parts).with({ fragment: args.fragment });
		return openDocumentLink(this.engine, targetResource, fromResource);
	}