=== tests/cases/compiler/genericReversingTypeParameters.ts ===
class BiMap<K, V> {
>BiMap : BiMap<K, V>, Symbol(BiMap, Decl(genericReversingTypeParameters.ts, 0, 0))
>K : K, Symbol(K, Decl(genericReversingTypeParameters.ts, 0, 12))
>V : V, Symbol(V, Decl(genericReversingTypeParameters.ts, 0, 14))

    private inverseBiMap: BiMap<V, K>;
>inverseBiMap : BiMap<V, K>, Symbol(inverseBiMap, Decl(genericReversingTypeParameters.ts, 0, 19))
>BiMap : BiMap<K, V>, Symbol(BiMap, Decl(genericReversingTypeParameters.ts, 0, 0))
>V : V, Symbol(V, Decl(genericReversingTypeParameters.ts, 0, 14))
>K : K, Symbol(K, Decl(genericReversingTypeParameters.ts, 0, 12))

    public get(key: K): V { return null; }
>get : (key: K) => V, Symbol(get, Decl(genericReversingTypeParameters.ts, 1, 38))
>key : K, Symbol(key, Decl(genericReversingTypeParameters.ts, 2, 15))
>K : K, Symbol(K, Decl(genericReversingTypeParameters.ts, 0, 12))
>V : V, Symbol(V, Decl(genericReversingTypeParameters.ts, 0, 14))
>null : null

    public inverse(): BiMap<V, K> { return null; }
>inverse : () => BiMap<V, K>, Symbol(inverse, Decl(genericReversingTypeParameters.ts, 2, 42))
>BiMap : BiMap<K, V>, Symbol(BiMap, Decl(genericReversingTypeParameters.ts, 0, 0))
>V : V, Symbol(V, Decl(genericReversingTypeParameters.ts, 0, 14))
>K : K, Symbol(K, Decl(genericReversingTypeParameters.ts, 0, 12))
>null : null
}

var b = new BiMap<string, number>();
>b : BiMap<string, number>, Symbol(b, Decl(genericReversingTypeParameters.ts, 6, 3))
>new BiMap<string, number>() : BiMap<string, number>
>BiMap : typeof BiMap, Symbol(BiMap, Decl(genericReversingTypeParameters.ts, 0, 0))

var r1 = b.get(''); 
>r1 : number, Symbol(r1, Decl(genericReversingTypeParameters.ts, 7, 3))
>b.get('') : number
>b.get : (key: string) => number, Symbol(BiMap.get, Decl(genericReversingTypeParameters.ts, 1, 38))
>b : BiMap<string, number>, Symbol(b, Decl(genericReversingTypeParameters.ts, 6, 3))
>get : (key: string) => number, Symbol(BiMap.get, Decl(genericReversingTypeParameters.ts, 1, 38))
>'' : string

var i = b.inverse(); // used to get the type wrong here.
>i : BiMap<number, string>, Symbol(i, Decl(genericReversingTypeParameters.ts, 8, 3))
>b.inverse() : BiMap<number, string>
>b.inverse : () => BiMap<number, string>, Symbol(BiMap.inverse, Decl(genericReversingTypeParameters.ts, 2, 42))
>b : BiMap<string, number>, Symbol(b, Decl(genericReversingTypeParameters.ts, 6, 3))
>inverse : () => BiMap<number, string>, Symbol(BiMap.inverse, Decl(genericReversingTypeParameters.ts, 2, 42))

var r2b = i.get(1); 
>r2b : string, Symbol(r2b, Decl(genericReversingTypeParameters.ts, 9, 3))
>i.get(1) : string
>i.get : (key: number) => string, Symbol(BiMap.get, Decl(genericReversingTypeParameters.ts, 1, 38))
>i : BiMap<number, string>, Symbol(i, Decl(genericReversingTypeParameters.ts, 8, 3))
>get : (key: number) => string, Symbol(BiMap.get, Decl(genericReversingTypeParameters.ts, 1, 38))
>1 : number