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// @strict: true
// @noEmit: true
// Repros from #52672
function assert(condition: unknown): asserts condition {
if (!condition) {
throw new Error();
}
}
class MyClass {
private map = {
my_key: 'example_value'
};
runTypeFails() {
const params = null as any as { a: { key: string } } | null;
assert(params);
type Key = keyof typeof this.map;
this.map[params.a.key as Key];
}
}
class C {
foo() {
const x = !!true;
if (x) {
type T0 = typeof this;
}
}
}
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