Type Alias polars::chunked_array::object::registry::BuilderConstructor
source · pub type BuilderConstructor = Box<dyn Fn(PlSmallStr, usize) -> Box<dyn AnonymousObjectBuilder> + Send + Sync>;
Available on crate feature
object
only.Expand description
Takes a name
and capacity
and constructs a new builder.
Aliased Type§
struct BuilderConstructor(/* private fields */);