TypeScript Version: 3.6.2
Search Terms: declarationMap
Code
Finding references here:
https://github.com/xtermjs/xterm.js/blob/91691085f666a712b268bf74b90d6684e1829b16/src/common/input/Keyboard.ts#L38
Expected behavior:
Should find the reference in Terminal.ts because declarationMap is true. Here is find all references from the declaration file which is what I expect when using it on the implementation:

Actual behavior:
It doesn't find outside of the common project:

This is one of the issues that must be fixed before I would recommend adopting project references inside VS Code.