Implement RFC type:issubtypeof
#2133
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Additionally, adds a new test, as well as the flags `LuauTypeDefinitionsTypeIsSubtypeOf` and `LuauTypeFunctionTypeIsSubtypeOf`
vegorov-rbx
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Dec 8, 2025
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Additionally, adds a new test, as well as the flags
LuauTypeDefinitionsTypeIsSubtypeOfandLuauTypeFunctionTypeIsSubtypeOf.https://rfcs.luau.org/method-type-issubtypeof.html
luau-lang/rfcs#101