initial commit

benchmarks/result/from-wrapping.bench.ts

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+import { bench, describe } from 'vitest';
+import { STANDARD } from '../helpers/bench-options.js';
+import {
+  Result,
+  ntFromThrowable,
+  E,
+  TmResult,
+} from '../helpers/imports.js';
+
+// ---------------------------------------------------------------------------
+// Result.from — success (no throw)
+// ---------------------------------------------------------------------------
+
+describe('Result.from — success (no throw)', () => {
+  const fn = () => 42;
+
+  bench('native-monad', () => { Result.from(fn); }, STANDARD);
+  bench('neverthrow', () => { ntFromThrowable(fn)(); }, STANDARD);
+  bench('fp-ts', () => { E.tryCatch(fn, () => 'error'); }, STANDARD);
+  bench('true-myth', () => { TmResult.tryOr('error', fn); }, STANDARD);
+  // ts-results-es: no from/tryCatch
+  // oxide.ts: no from/tryCatch
+});
+
+// ---------------------------------------------------------------------------
+// Result.from — failure (throws)
+// ---------------------------------------------------------------------------
+
+describe('Result.from — failure (throws)', () => {
+  const thrower = () => {
+    throw new Error('fail');
+  };
+  const mapErr = () => 'error' as const;
+
+  bench('native-monad', () => { Result.from(thrower, mapErr); }, STANDARD);
+  bench('neverthrow', () => { ntFromThrowable(thrower, mapErr)(); }, STANDARD);
+  bench('fp-ts', () => { E.tryCatch(thrower, mapErr); }, STANDARD);
+  bench('true-myth', () => { TmResult.tryOr('error', thrower); }, STANDARD);
+});