pub use arrow::legacy::index::IdxArr;
pub use polars_utils::aliases::{
InitHashMaps, PlHashMap, PlHashSet, PlIndexMap, PlIndexSet, PlRandomState,
};
use super::*;
use crate::hashing::IdBuildHasher;
#[cfg(not(feature = "bigidx"))]
pub type IdxCa = UInt32Chunked;
#[cfg(feature = "bigidx")]
pub type IdxCa = UInt64Chunked;
#[cfg(not(feature = "bigidx"))]
pub const IDX_DTYPE: DataType = DataType::UInt32;
#[cfg(feature = "bigidx")]
pub const IDX_DTYPE: DataType = DataType::UInt64;
#[cfg(not(feature = "bigidx"))]
pub type IdxType = UInt32Type;
#[cfg(feature = "bigidx")]
pub type IdxType = UInt64Type;
pub use polars_utils::pl_str::PlSmallStr;
pub type PlIdHashMap<K, V> = hashbrown::HashMap<K, V, IdBuildHasher>;
pub trait InitHashMaps2 {
type HashMap;
fn new() -> Self::HashMap;
fn with_capacity(capacity: usize) -> Self::HashMap;
}
impl<K, V> InitHashMaps2 for PlIdHashMap<K, V> {
type HashMap = Self;
fn new() -> Self::HashMap {
Self::with_capacity_and_hasher(0, Default::default())
}
fn with_capacity(capacity: usize) -> Self {
Self::with_capacity_and_hasher(capacity, Default::default())
}
}