File: genericReversingTypeParameters.ts

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node-typescript 4.9.5%2Bds1-2
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class BiMap<K, V> {
    private inverseBiMap: BiMap<V, K>;
    public get(key: K): V { return null; }
    public inverse(): BiMap<V, K> { return null; }
}

var b = new BiMap<string, number>();
var r1 = b.get(''); 
var i = b.inverse(); // used to get the type wrong here.
var r2b = i.get(1);