1 files changed, 92 insertions, 0 deletions
diff --git a/vanilla/node_modules/@exodus/bytes/utf16.d.ts b/vanilla/node_modules/@exodus/bytes/utf16.d.ts
new file mode 100644
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+++ b/vanilla/node_modules/@exodus/bytes/utf16.d.ts
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+/**
+ * UTF-16 encoding/decoding
+ *
+ * ```js
+ * import { utf16fromString, utf16toString } from '@exodus/bytes/utf16.js'
+ *
+ * // loose
+ * import { utf16fromStringLoose, utf16toStringLoose } from '@exodus/bytes/utf16.js'
+ * ```
+ *
+ * _These methods by design encode/decode BOM (codepoint `U+FEFF` Byte Order Mark) as-is._\
+ * _If you need BOM handling or detection, use `@exodus/bytes/encoding.js`_
+ *
+ * @module @exodus/bytes/utf16.js
+ */
+
+/// <reference types="node" />
+
+import type { Uint8ArrayBuffer, Uint16ArrayBuffer } from './array.js';
+
+/**
+ * Output format for UTF-16 encoding
+ */
+export type Utf16Format = 'uint16' | 'uint8-le' | 'uint8-be';
+
+/**
+ * Encode a string to UTF-16 bytes (strict mode)
+ *
+ * Throws on invalid Unicode (unpaired surrogates)
+ *
+ * @param string - The string to encode
+ * @param format - Output format (default: 'uint16')
+ * @returns The encoded bytes
+ */
+export function utf16fromString(string: string, format?: 'uint16'): Uint16ArrayBuffer;
+export function utf16fromString(string: string, format: 'uint8-le'): Uint8ArrayBuffer;
+export function utf16fromString(string: string, format: 'uint8-be'): Uint8ArrayBuffer;
+export function utf16fromString(string: string, format?: Utf16Format): Uint16ArrayBuffer | Uint8ArrayBuffer;
+
+/**
+ * Encode a string to UTF-16 bytes (loose mode)
+ *
+ * Replaces invalid Unicode (unpaired surrogates) with replacement codepoints `U+FFFD`
+ * per [WHATWG Encoding](https://encoding.spec.whatwg.org/) specification.
+ *
+ * _Such replacement is a non-injective function, is irreversible and causes collisions.\
+ * Prefer using strict throwing methods for cryptography applications._
+ *
+ * @param string - The string to encode
+ * @param format - Output format (default: 'uint16')
+ * @returns The encoded bytes
+ */
+export function utf16fromStringLoose(string: string, format?: 'uint16'): Uint16ArrayBuffer;
+export function utf16fromStringLoose(string: string, format: 'uint8-le'): Uint8ArrayBuffer;
+export function utf16fromStringLoose(string: string, format: 'uint8-be'): Uint8ArrayBuffer;
+export function utf16fromStringLoose(string: string, format?: Utf16Format): Uint16ArrayBuffer | Uint8ArrayBuffer;
+
+/**
+ * Decode UTF-16 bytes to a string (strict mode)
+ *
+ * Throws on invalid UTF-16 byte sequences
+ *
+ * Throws on non-even byte length.
+ *
+ * @param arr - The bytes to decode
+ * @param format - Input format (default: 'uint16')
+ * @returns The decoded string
+ */
+export function utf16toString(arr: Uint16Array, format?: 'uint16'): string;
+export function utf16toString(arr: Uint8Array, format: 'uint8-le'): string;
+export function utf16toString(arr: Uint8Array, format: 'uint8-be'): string;
+export function utf16toString(arr: Uint16Array | Uint8Array, format?: Utf16Format): string;
+
+/**
+ * Decode UTF-16 bytes to a string (loose mode)
+ *
+ * Replaces invalid UTF-16 byte sequences with replacement codepoints `U+FFFD`
+ * per [WHATWG Encoding](https://encoding.spec.whatwg.org/) specification.
+ *
+ * _Such replacement is a non-injective function, is irreversible and causes collisions.\
+ * Prefer using strict throwing methods for cryptography applications._
+ *
+ * Throws on non-even byte length.
+ *
+ * @param arr - The bytes to decode
+ * @param format - Input format (default: 'uint16')
+ * @returns The decoded string
+ */
+export function utf16toStringLoose(arr: Uint16Array, format?: 'uint16'): string;
+export function utf16toStringLoose(arr: Uint8Array, format: 'uint8-le'): string;
+export function utf16toStringLoose(arr: Uint8Array, format: 'uint8-be'): string;
+export function utf16toStringLoose(arr: Uint16Array | Uint8Array, format?: Utf16Format): string;