Include conditional types in top-level type parameter check
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@ -15208,7 +15208,11 @@ namespace ts {
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}
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function isTypeParameterAtTopLevel(type: Type, typeParameter: TypeParameter): boolean {
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return type === typeParameter || !!(type.flags & TypeFlags.UnionOrIntersection) && some((<UnionOrIntersectionType>type).types, t => isTypeParameterAtTopLevel(t, typeParameter));
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return !!(type === typeParameter ||
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type.flags & TypeFlags.UnionOrIntersection && some((<UnionOrIntersectionType>type).types, t => isTypeParameterAtTopLevel(t, typeParameter)) ||
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type.flags & TypeFlags.Conditional && (
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isTypeParameterAtTopLevel(getTrueTypeFromConditionalType(<ConditionalType>type), typeParameter) ||
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isTypeParameterAtTopLevel(getFalseTypeFromConditionalType(<ConditionalType>type), typeParameter)));
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}
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/** Create an object with properties named in the string literal type. Every property has type `any` */
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