use super::core::{Field,Row,Bucket,Table};
type FieldVecIter = std::vec::IntoIter<Field>;
impl IntoIterator for Row {
type Item = Field;
type IntoIter = FieldVecIter;
fn into_iter(self) -> Self::IntoIter {
self.fields().into_iter()
}
}
type FieldRefIter<'a> = std::slice::Iter<'a, Field>;
impl<'a> IntoIterator for &'a Row {
type Item = &'a Field;
type IntoIter = FieldRefIter<'a>;
fn into_iter(self) -> Self::IntoIter {
self.fields_ref().into_iter()
}
}
type RowVecIter = ::std::vec::IntoIter<Row>;
type RowSliceIter<'a> = std::slice::Iter<'a, Row>;
impl IntoIterator for Bucket {
type Item = Row;
type IntoIter = RowVecIter;
fn into_iter(self) -> Self::IntoIter {
self.rows().into_iter()
}
}
impl<'a> IntoIterator for &'a Bucket {
type Item = &'a Row;
type IntoIter = RowSliceIter<'a>;
fn into_iter(self) -> Self::IntoIter {
self.rows_ref().into_iter()
}
}
type TableBucketIter = ::std::vec::IntoIter<Bucket>;
type BucketRowIterMapper = fn(Bucket) -> RowVecIter;
type TableRowIter = ::std::iter::FlatMap<TableBucketIter,RowVecIter,BucketRowIterMapper>;
impl IntoIterator for Table {
type Item = Row;
type IntoIter = TableRowIter;
fn into_iter(self) -> Self::IntoIter {
self.buckets().into_iter().flat_map(Bucket::into_iter)
}
}
type TableBucketRefIter<'a> = std::slice::Iter<'a, Bucket>;
type BucketRowRefIterMapper<'a> = fn(&'a Bucket) -> RowSliceIter<'a>;
type TableRowRefIter<'a> = ::std::iter::FlatMap<TableBucketRefIter<'a>,RowSliceIter<'a>,BucketRowRefIterMapper<'a>>;
impl<'a> IntoIterator for &'a Table {
type Item = &'a Row;
type IntoIter = TableRowRefIter<'a>;
fn into_iter(self) -> Self::IntoIter {
self.buckets_ref().into_iter().flat_map(<(&Bucket)>::into_iter)
}
}