Struct Query 

pub struct Query {
    pub goals: Vec<Goal>,
    pub nested: Vec<NestedQuery>,
    pub pattern: String,
}

Represents a query that may contain nested subqueries

Fields

goals: Vec<Goal>

Main goals to evaluate

nested: Vec<NestedQuery>

Any nested subqueries

pattern: String

Original query string

Implementations

impl Query

pub fn new(pattern: String) -> Self

Create a new query

pub fn add_goal(&mut self, goal: Goal)

Add a goal to this query

pub fn add_nested(&mut self, nested: NestedQuery)

Add a nested subquery

pub fn has_nested(&self) -> bool

Check if this query has nested subqueries

pub fn variables(&self) -> Vec<String>

Get all variables used in this query

Trait Implementations

impl Clone for Query

fn clone(&self) -> Query

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Query

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

Formats the value using the given formatter.