16.2.0

What's Changed

• replace usages of Narrow type with const generics & remove deprecated assertType signature by @DetachHead in #245
• add factorial type and function by @DetachHead in #247
• ts 5.2 by @DetachHead in #248 and #254
• rewrite splice to use toSpliced and add insertItems arg by @DetachHead in #250
• add EveryCombination type by @DetachHead in #251

Full Changelog: 16.1.0...16.2.0