sys::Obj compiler::Node compiler::Expr compiler::MapLiteralExpr
MapLiteralExpr creates a List instance
MapType explicitType
Str format(|Expr -> Str| f)
Expr[] keys
new make(Location location, MapType explicitType := null)
override Str serialize()
override Str toStr()
Expr[] vals
override Void walkChildren(Visitor v)