Struct ExpressionEvaluationContext 

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

Implementations

impl<'a> ExpressionEvaluationContext<'a>

pub fn new( variables: &'a QueryVariables, clock: Arc<dyn QueryClock>, ) -> ExpressionEvaluationContext<'a>

pub fn from_before_change( variables: &'a QueryVariables, side_effect_directive: SideEffects, change_context: &ChangeContext, ) -> ExpressionEvaluationContext<'a>

pub fn from_after_change( variables: &'a QueryVariables, change_context: &ChangeContext, ) -> ExpressionEvaluationContext<'a>

pub fn replace_variables(&mut self, new_data: &'a QueryVariables)

pub fn get_variable(&self, name: Arc<str>) -> Option<&VariableValue>

pub fn clone_variables(&self) -> QueryVariables

pub fn set_side_effects(&mut self, directive: SideEffects)

pub fn get_side_effects(&self) -> &SideEffects

pub fn set_output_grouping_key(&mut self, grouping_key: &'a Vec<Expression>)

pub fn get_output_grouping_key(&self) -> Option<&Vec<Expression>>

pub fn get_transaction_time(&self) -> ElementTimestamp

pub fn get_realtime(&self) -> ElementTimestamp

pub fn get_clock(&self) -> Arc<dyn QueryClock>

pub fn get_solution_signature(&self) -> Option<u64>

pub fn get_anchor_element(&self) -> Option<Arc<Element>>

pub fn get_input_grouping_hash(&self) -> u64

Trait Implementations

impl<'a> Clone for ExpressionEvaluationContext<'a>

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

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<'a> Debug for ExpressionEvaluationContext<'a>

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

Formats the value using the given formatter.