Method set_empty

src/completion/variable/forward_walk.rs:1869–1871

Record that a variable exists in scope with an empty type list. This prevents the variable from appearing unseen by the forward walker.

(&mut self, var_name: &str)

    /// This prevents the variable from appearing unseen by the forward
    /// walker.
    pub fn set_empty(&mut self, var_name: &str) {
        self.locals.entry(atom(var_name)).or_default();
    }

    /// Insert a variable's types from parameter seeding.
    pub fn seed(&mut self, var_name: &str, types: Vec<ResolvedType>) {