Method del_group_targets

compiler/src/modules/parser/stmt.rs:632–640

Rewrites a just-built tuple/list of name loads into individual unbinds. */

(&mut self)

    /* Rewrites a just-built tuple/list of name loads into individual unbinds. */
    fn del_group_targets(&mut self) {
        let last = self.chunk.instructions.len() - 1;
        let n = self.chunk.instructions[last].operand as usize;
        if n >= 1 && last >= n
            && self.chunk.instructions[last - n..last].iter().all(|i| i.opcode == OpCode::LoadName) {
            self.chunk.instructions.truncate(last);
            for ins in &mut self.chunk.instructions[last - n..] { ins.opcode = OpCode::Del; }
        }
    }

    /* Emit `yield` / `yield from` / bare `yield`, leaving the produced value on the stack so it works in both statement and expression position. Assumes the `yield` keyword was already consumed. */
    pub(super) fn emit_yield(&mut self) {