initial commit

benchmarks/option/type-guards.bench.ts

@@ -0,0 +1,66 @@
+import { bench, describe } from 'vitest';
+import { STANDARD } from '../helpers/bench-options.js';
+import {
+  some,
+  none,
+  TsSome,
+  TsNone,
+  OxSome,
+  OxNone,
+  O,
+  TmMaybe,
+} from '../helpers/imports.js';
+
+// ---------------------------------------------------------------------------
+// isSome — on Some
+// ---------------------------------------------------------------------------
+
+describe('Option.isSome — on Some', () => {
+  const nm = some(42);
+  const ts = TsSome(42);
+  const ox = OxSome(42);
+  const fp = O.some(42);
+  const tm = TmMaybe.just(42);
+
+  bench('native-monad', () => { nm.isSome(); }, STANDARD);
+  bench('ts-results-es', () => { ts.isSome(); }, STANDARD);
+  bench('oxide.ts', () => { ox.isSome(); }, STANDARD);
+  bench('fp-ts', () => { O.isSome(fp); }, STANDARD);
+  bench('true-myth', () => { tm.isJust; }, STANDARD);
+});
+
+// ---------------------------------------------------------------------------
+// isSome — on None
+// ---------------------------------------------------------------------------
+
+describe('Option.isSome — on None', () => {
+  const nm = none();
+  const ts = TsNone;
+  const ox = OxNone;
+  const fp = O.none;
+  const tm = TmMaybe.nothing<number>();
+
+  bench('native-monad', () => { nm.isSome(); }, STANDARD);
+  bench('ts-results-es', () => { ts.isSome(); }, STANDARD);
+  bench('oxide.ts', () => { ox.isSome(); }, STANDARD);
+  bench('fp-ts', () => { O.isSome(fp); }, STANDARD);
+  bench('true-myth', () => { tm.isJust; }, STANDARD);
+});
+
+// ---------------------------------------------------------------------------
+// isNone — on None
+// ---------------------------------------------------------------------------
+
+describe('Option.isNone — on None', () => {
+  const nm = none();
+  const ts = TsNone;
+  const ox = OxNone;
+  const fp = O.none;
+  const tm = TmMaybe.nothing<number>();
+
+  bench('native-monad', () => { nm.isNone(); }, STANDARD);
+  bench('ts-results-es', () => { ts.isNone(); }, STANDARD);
+  bench('oxide.ts', () => { ox.isNone(); }, STANDARD);
+  bench('fp-ts', () => { O.isNone(fp); }, STANDARD);
+  bench('true-myth', () => { tm.isNothing; }, STANDARD);
+});