fix: support task lists (#106)

Author: deer

mod.ts

@@ -156,6 +156,7 @@ export function render(markdown: string, opts: RenderOptions = {}): string {
     "del",
     "details",
     "summary",
+    "input",
   ]);
   if (opts.allowIframes) {
     defaultAllowedTags.push("iframe");
@@ -292,6 +293,10 @@ export function render(markdown: string, opts: RenderOptions = {}): string {
     annotation: ["encoding"], // Only enabled when math is enabled
     details: ["open"],
     section: ["data-footnotes"],
+    input: ["checked", "disabled", {
+      name: "type",
+      values: ["checkbox"],
+    }],
   };
 
   return sanitizeHtml(html, {

test/fixtures/taskList.html

@@ -0,0 +1,5 @@
+<ul>
+<li>Normal list</li>
+<li><input checked disabled type="checkbox" /> done</li>
+<li><input disabled type="checkbox" /> not done</li>
+</ul>

test/test.ts

@@ -379,3 +379,13 @@ Deno.test("svg test", () => {
   const html = render(markdown);
   assertEquals(html, result);
 });
+
+Deno.test("task list", () => {
+  const markdown = `- Normal list
+- [x] done
+- [ ] not done`;
+  const expected = Deno.readTextFileSync("./test/fixtures/taskList.html");
+
+  const html = render(markdown);
+  assertEquals(html, expected);
+});