Struct QueryState 

pub struct QueryState<T, M = ()> {
    pub results: Vec<T>,
    pub meta: M,
    pub next_offset: usize,
    pub page_size: usize,
    pub created_at: Instant,
    /* private fields */
}

State for a cached query including full results and pagination offset.

Fields

results: Vec<T>

Cached full results

meta: M

Optional metadata (e.g., warnings)

next_offset: usize

Next page start offset

page_size: usize

Page size for this query

created_at: Instant

When results were (re)computed

Implementations

impl<T> QueryState<T, ()>

pub fn empty() -> Self

Create empty state with default TTL and unit meta.

impl<T, M: Default> QueryState<T, M>

pub fn with_ttl(ttl: Duration) -> Self

Create empty state with custom TTL.

pub fn reset(&mut self, entries: Vec<T>, meta: M, page_size: usize)

Reset state with fresh results.

pub fn is_expired(&self) -> bool

Check if this state has expired (beyond TTL).

pub fn is_empty(&self) -> bool

Check if state is empty (never populated).