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x/zod/benchmarks/string.ts

TypeScript-first schema validation with static type inference
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import Benchmark from "benchmark";
import { z } from "../index.ts";
const SUITE_NAME = "z.string";const suite = new Benchmark.Suite(SUITE_NAME);
const empty = "";const short = "short";const long = "long".repeat(256);const manual = (str: unknown) => { if (typeof str !== "string") { throw new Error("Not a string"); }
return str;};const stringSchema = z.string();const optionalStringSchema = z.string().optional();const optionalNullableStringSchema = z.string().optional().nullable();
suite .add("empty string", () => { stringSchema.parse(empty); }) .add("short string", () => { stringSchema.parse(short); }) .add("long string", () => { stringSchema.parse(long); }) .add("optional string", () => { optionalStringSchema.parse(long); }) .add("nullable string", () => { optionalNullableStringSchema.parse(long); }) .add("nullable (null) string", () => { optionalNullableStringSchema.parse(null); }) .add("invalid: null", () => { try { stringSchema.parse(null); } catch (err) {} }) .add("manual parser: long", () => { manual(long); }) .on("cycle", (e: Benchmark.Event) => { console.log(`${SUITE_NAME}: ${e.target}`); });
export default { suites: [suite],};