Go to definition: not working with type-only imports

[ajafff]

TypeScript Version: 3.8.0-dev.20200104

Search Terms:

Code

// @filename: a.ts
export class C {}

// @filename: b.ts
import type { C } from "./a";

export function f(p: C/*1*/) {}

Expected behavior:

Go to definition at /*1*/ works.

Actual behavior:

Go to definition only works if I use a regular import.

Related Issues: Introduced by @andrewbranch in #35200

[andrewbranch]

A test already exists for this 🤔