Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibJS/Tests/template-literals.js

@@ -0,0 +1,74 @@
+test("plain literals with expression-like characters", () => {
+    expect(`foo`).toBe("foo");
+    expect(`foo{`).toBe("foo{");
+    expect(`foo}`).toBe("foo}");
+    expect(`foo$`).toBe("foo$");
+});
+
+test("plain literals with escaped special characters", () => {
+    expect(`foo\``).toBe("foo`");
+    expect(`foo\\`).toBe("foo\\");
+    expect(`foo\\\``).toBe("foo\\`");
+    expect(`foo\\\\`).toBe("foo\\\\");
+    expect(`foo\$`).toBe("foo$");
+    expect(`foo \${"bar"}`).toBe('foo ${"bar"}');
+});
+
+test("literals in expressions", () => {
+    expect(`foo ${undefined}`).toBe("foo undefined");
+    expect(`foo ${null}`).toBe("foo null");
+    expect(`foo ${5}`).toBe("foo 5");
+    expect(`foo ${true}`).toBe("foo true");
+    expect(`foo ${"bar"}`).toBe("foo bar");
+});
+
+test("objects in expressions", () => {
+    expect(`foo ${{}}`).toBe("foo [object Object]");
+    expect(`foo ${{ bar: { baz: "qux" } }}`).toBe("foo [object Object]");
+});
+
+test("expressions at beginning of template literal", () => {
+    expect(`${"foo"} bar baz`).toBe("foo bar baz");
+    expect(`${"foo bar baz"}`).toBe("foo bar baz");
+});
+
+test("multiple template literals", () => {
+    expect(`foo ${"bar"} ${"baz"}`).toBe("foo bar baz");
+});
+
+test("variables in expressions", () => {
+    let a = 27;
+    expect(`${a}`).toBe("27");
+    expect(`foo ${a}`).toBe("foo 27");
+    expect(`foo ${a ? "bar" : "baz"}`).toBe("foo bar");
+    expect(`foo ${(() => a)()}`).toBe("foo 27");
+});
+
+test("template literals in expressions", () => {
+    expect(`foo ${`bar`}`).toBe("foo bar");
+    expect(`${`${`${`${"foo"}`} bar`}`}`).toBe("foo bar");
+});
+
+test("newline literals (not characters)", () => {
+    expect(
+        `foo
+    bar`
+    ).toBe("foo\n    bar");
+});
+
+test("line continuation in literals (not characters)", () => {
+    expect(
+        `foo\
+    bar`
+    ).toBe("foo    bar");
+});
+
+test("reference error from expressions", () => {
+    expect(() => `${b}`).toThrowWithMessage(ReferenceError, "'b' is not defined");
+});
+
+test("invalid escapes should give syntax error", () => {
+    expect("`\\u`").not.toEval();
+    expect("`\\01`").not.toEval();
+    expect("`\\u{10FFFFF}`").not.toEval();
+});