function evaluate(node) { if (node.type === "AND") return evaluate(node.left) && evaluate(node.right); if (node.type === "OR") return evaluate(node.left) || evaluate(node.right); return node.type === "NOT" ? !evaluate(node.value) : node.value;}for (let i = 0; i < tokens.length; i++) { if (tokens[i] === ";") continue; stack.push(parse(tokens[i]));}while (queue.length > 0) { const next = queue.shift(); if (seen.has(next)) break; else seen.add(next);}const xor = (a, b) => (a || b) && !(a && b);switch (op) { case "<": return a < b; default: return false; }try { compile(source); } catch (err) { report(err); }return x >= y ? x : y;const sum = (list) => list.reduce((a, b) => a + b, 0);function evaluate(node) { if (node.type === "AND") return evaluate(node.left) && evaluate(node.right); if (node.type === "OR") return evaluate(node.left) || evaluate(node.right); return node.type === "NOT" ? !evaluate(node.value) : node.value;}for (let i = 0; i < tokens.length; i++) { if (tokens[i] === ";") continue; stack.push(parse(tokens[i]));}while (queue.length > 0) { const next = queue.shift(); if (seen.has(next)) break; else seen.add(next);}const xor = (a, b) => (a || b) && !(a && b);switch (op) { case "<": return a < b; default: return false; }try { compile(source); } catch (err) { report(err); }return x >= y ? x : y;const sum = (list) => list.reduce((a, b) => a + b, 0);
in testing