fixes

src/utility.ts

@@ -113,7 +113,7 @@ export function getString(node: HTML.Node) {
 export function getNumber(node: HTML.Node) {
 	const numberStr = getString(node);
 	let stringMatch: RegExpMatchArray;
-	if (numberStr === "没有上榜") {
+	if (numberStr === "没有上榜" || !numberStr) {
 		return null;
 	} else if (stringMatch = numberStr.match(/^([天地])魂$/)) {
 		return stringMatch[1] === "天" ? 2 : 1;

tests/test-user.ts

 import { User } from "../src/user";
 import fs from "fs";
+import HTML from "posthtml-parser";
 
 async function main() {
-	let html = await fs.promises.readFile("./tests/28_20588.html", "utf-8");
-	console.log(new User("28_20588", html, null));
-	html = await fs.promises.readFile("./tests/60_46782.html", "utf-8");
-	console.log(new User("60_46782", html, null));
+	let id = "28_20588";
+	let html = await fs.promises.readFile(`./tests/${id}.html`, "utf-8");
+	await fs.promises.writeFile(`./tests/${id}.json`, JSON.stringify(HTML(html), null, 2));
+	console.log(new User(id, html, null));
+	id = "6_18804822";
+	html = await fs.promises.readFile(`./tests/${id}.html`, "utf-8");
+	await fs.promises.writeFile(`./tests/${id}.json`, JSON.stringify(HTML(html), null, 2));
+	console.log(new User(id, html, null));
 }
 main();