From 76cb9c2a39d477a64824a985ade40507e3bbade1 Mon Sep 17 00:00:00 2001
From: Adam Mathes <adam@adammathes.com>
Date: Fri, 13 Feb 2026 21:34:48 -0800
Subject: feat(vanilla): add testing infrastructure and tests (NK-wjnczv)

---
 vanilla/node_modules/@exodus/bytes/array.d.ts | 62 +++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 vanilla/node_modules/@exodus/bytes/array.d.ts

(limited to 'vanilla/node_modules/@exodus/bytes/array.d.ts')

diff --git a/vanilla/node_modules/@exodus/bytes/array.d.ts b/vanilla/node_modules/@exodus/bytes/array.d.ts
new file mode 100644
index 0000000..c81d16f
--- /dev/null
+++ b/vanilla/node_modules/@exodus/bytes/array.d.ts
@@ -0,0 +1,62 @@
+/**
+ * TypedArray utils and conversions.
+ *
+ * ```js
+ * import { typedView } from '@exodus/bytes/array.js'
+ * ```
+ *
+ * @module @exodus/bytes/array.js
+ */
+
+/// <reference types="node" />
+
+// >= TypeScript 5.9 made Uint8Array templated with <> and defaulted to ArrayBufferLike
+// which would incorrectly accept SharedArrayBuffer instances.
+// < TypeScript 5.7 doesn't support templates for Uint8Array.
+// So this type is defined as a workaround to evaluate to Uint8Array<ArrayBuffer> on all versions of TypeScript.
+
+/**
+ * This is `Uint8Array<ArrayBuffer>`
+ * (as opposed to `Uint8Array<SharedArrayBuffer>` and `Uint8Array<ArrayBufferLike>`)
+ * on TypeScript versions that support that distinction.
+ *
+ * On TypeScript < 5.7, this is just `Uint8Array`, as it's not a template there.
+ */
+export type Uint8ArrayBuffer = ReturnType<typeof Uint8Array.from>;
+
+/**
+ * This is `Uint16Array<ArrayBuffer>`
+ * (as opposed to `Uint16Array<SharedArrayBuffer>` and `Uint16Array<ArrayBufferLike>`)
+ * on TypeScript versions that support that distinction.
+ *
+ * On TypeScript < 5.7, this is just `Uint16Array`, as it's not a template there.
+ */
+export type Uint16ArrayBuffer = ReturnType<typeof Uint16Array.from>;
+
+/**
+ * This is `Uint32Array<ArrayBuffer>`
+ * (as opposed to `Uint32Array<SharedArrayBuffer>` and `Uint32Array<ArrayBufferLike>`)
+ * on TypeScript versions that support that distinction.
+ *
+ * On TypeScript < 5.7, this is just `Uint32Array`, as it's not a template there.
+ */
+export type Uint32ArrayBuffer = ReturnType<typeof Uint32Array.from>;
+
+/**
+ * Output format for typed array conversions
+ */
+export type OutputFormat = 'uint8' | 'buffer';
+
+/**
+ * Create a view of a TypedArray in the specified format (`'uint8'` or `'buffer'`)
+ *
+ * > [!IMPORTANT]
+ * > Does not copy data, returns a view on the same underlying buffer
+ *
+ * @param arr - The input TypedArray
+ * @param format - The desired output format (`'uint8'` or `'buffer'`)
+ * @returns A view on the same underlying buffer
+ */
+export function typedView(arr: ArrayBufferView, format: 'uint8'): Uint8Array;
+export function typedView(arr: ArrayBufferView, format: 'buffer'): Buffer;
+export function typedView(arr: ArrayBufferView, format: OutputFormat): Uint8Array | Buffer;
-- 
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