[−][src]Trait antlr_rust::rule_context::RuleContext
Required methods
fn get_invoking_state(&self) -> isize
fn set_invoking_state(&self, t: isize)
fn get_parent_ctx(&self) -> Option<Rc<dyn ParserRuleContext>>
fn set_parent(&self, parent: &Option<Rc<dyn ParserRuleContext>>)
Provided methods
fn is_empty(&self) -> bool
A context is empty if there is no invoking state; meaning nobody called current context. Which is usually true for the root of the syntax tree