Support parallel minor versions

src/index.ts

@@ -215,7 +215,7 @@ async function testTypesVersion(
 
 function assertPathIsInDefinitelyTyped(dirPath: string): void {
     const parent = dirname(dirPath);
-    const types = /^v\d+$/.test(basename(dirPath)) ? dirname(parent) : parent;
+    const types = /^v\d+(\.\d+)?$/.test(basename(dirPath)) ? dirname(parent) : parent;
     // TODO: It's not clear whether this assertion makes sense, and it's broken on Azure Pipelines
     // Re-enable it later if it makes sense.
     // const dt = dirname(types);

src/util.ts

@@ -76,8 +76,7 @@ export function assertDefined<T>(a: T | undefined): T {
 }
 
 export async function mapDefinedAsync<T, U>(
-    arr: Iterable<T>, mapper: (t: T) => Promise<U | undefined>):
-Promise<Array<awaited U>> {
+    arr: Iterable<T>, mapper: (t: T) => Promise<U | undefined>): Promise<U[]> {
     const out = [];
     for (const a of arr) {
         const res = await mapper(a);