M __tests__/h3.js → __tests__/h3.js

@@ -50,6 +50,7 @@ const invalid2nd2 = () => h3("div", true, []);
     const invalid2nd3 = () => h3("div", null, []);
     const invalidChildren = () => h3("div", ["test", 1, 2]);
     const tooManyArgs = () => h3("div", { id: "test" }, "test", "aaa");
+    const emptySelector = () => h3("");
     expect(empty).toThrowError(/No arguments passed/);
     expect(invalid1st).toThrowError(/Invalid first argument/);
     expect(invalid1st2).toThrowError(/Invalid first argument/);
@@ -61,6 +62,7 @@ expect(invalid2nd2).toThrowError(/Invalid second argument/);
     expect(invalid2nd3).toThrowError(/Invalid second argument/);
     expect(invalidChildren).toThrowError(/not a VNode: 1/);
     expect(tooManyArgs).toThrowError(/Too many arguments/);
+    expect(emptySelector).toThrowError(/Invalid selector/);
   });
 
   it("should support the creation of elements with a single, non-array child", () => {
@@ -400,12 +402,12 @@ it("should not redraw while a other redraw is in progress", async () => {
     const vnode = h3("div");
     await h3.init({
       routes: {
-        "/": () => vnode
+        "/": () => vnode,
       },
     });
     jest.spyOn(vnode, "redraw");
     h3.redraw(true);
-    h3.redraw()
+    h3.redraw();
     expect(vnode.redraw).toHaveBeenCalledTimes(1);
   });
 });

M h3.js → h3.js

@@ -41,8 +41,6 @@ return false;
     }
   }
   if ([String, Number, Boolean].includes(obj1.constructor)) {
-    if (obj1 !== obj2) {
-    }
     return obj1 === obj2;
   }
   if (obj1.constructor === Array) {
@@ -207,7 +205,7 @@ delete this.attributes.classList;
   }
 
   processSelector(selector) {
-    if (!selector.match(selectorRegex)) {
+    if (!selector.match(selectorRegex) || selector.length === 0) {
       throw new Error(`[VNode] Invalid selector: ${selector}`);
     }
     const [, type, id, classes] = selector.match(selectorRegex);