Changed 14.7

Author: mattpocock

src/03-art-of-type-arguments/14.7-string-number-union.problem.ts

@@ -1,6 +1,6 @@
 import { Equal, Expect } from "../helpers/type-utils";
 
-export const inferItemLiteral = <T extends string | number>(t: T) => {
+export const inferItemLiteral = <T>(t: T) => {
   return {
     output: t,
   };
@@ -11,5 +11,5 @@ const result2 = inferItemLiteral(123);
 
 type tests = [
   Expect<Equal<typeof result1, { output: "a" }>>,
-  Expect<Equal<typeof result2, { output: 123 }>>,
+  Expect<Equal<typeof result2, { output: 123 }>>
 ];

src/03-art-of-type-arguments/14.7-string-number-union.solution.ts

@@ -0,0 +1,15 @@
+import { Equal, Expect } from "../helpers/type-utils";
+
+export const inferItemLiteral = <T extends string | number>(t: T) => {
+  return {
+    output: t,
+  };
+};
+
+const result1 = inferItemLiteral("a");
+const result2 = inferItemLiteral(123);
+
+type tests = [
+  Expect<Equal<typeof result1, { output: "a" }>>,
+  Expect<Equal<typeof result2, { output: 123 }>>,
+];