use crate::Context;
impl<'x> Context<'x> {
pub(crate) fn set_match_variables(&mut self, set_vars: Vec<(usize, String)>) {
for (var_num, value) in set_vars {
if let Some(var) = self.vars_match.get_mut(var_num) {
*var = value;
} else {
debug_assert!(false, "Invalid match varialbe {var_num}");
}
}
}
pub(crate) fn clear_match_variables(&mut self, mut positions: u64) {
while positions != 0 {
let index = 63 - positions.leading_zeros();
positions ^= 1 << index;
if let Some(match_var) = self.vars_match.get_mut(index as usize) {
if !match_var.is_empty() {
*match_var = String::with_capacity(0);
}
} else {
debug_assert!(false, "Failed to clear match variable at index {index}.");
}
}
}
}