Struct QuerySnapshot 

pub struct QuerySnapshot<'a> { /* private fields */ }

A QuerySnapshot contains zero or more DocumentSnapshot objects.

Implementations

impl<'a> QuerySnapshot<'a>

pub fn documents(&self) -> &Vec<DocumentSnapshot<'a>>

The documents in this snapshot.

pub fn empty(&self) -> bool

Returns true if there are no documents in the snapshot.

pub fn size(&self) -> usize

The number of documents in the snapshot.

pub fn read_time(&self) -> Option<&str>

The time this snapshot was read.

pub fn iter(&self) -> Iter<'_, DocumentSnapshot<'a>>

Iterates over the document snapshots.

Trait Implementations

impl<'a> Clone for QuerySnapshot<'a>

fn clone(&self) -> QuerySnapshot<'a>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Debug for QuerySnapshot<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a> IntoIterator for &'a QuerySnapshot<'a>

type Item = &'a DocumentSnapshot<'a>

The type of the elements being iterated over.

type IntoIter = Iter<'a, DocumentSnapshot<'a>>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.