The `List` metatable is assigned to the tables which get passed to the constructors `MetaBlocks`, `MetaInline`, and `MetaList`. This enables the use of the resulting objects as lists. This is part of the changes discussed in #4081.
The `List` metatable is assigned to the tables which get passed to the constructors `MetaBlocks`, `MetaInline`, and `MetaList`. This enables the use of the resulting objects as lists. This is part of the changes discussed in #4081.