feat: update array TypeScript declarations

PR-URL: #12098
Co-authored-by: Athan Reines <kgryte@gmail.com>
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: stdlib-bot

lib/node_modules/@stdlib/array/docs/types/index.d.ts

@@ -41,6 +41,7 @@ import empty = require( '@stdlib/array/empty' );
 import emptyLike = require( '@stdlib/array/empty-like' );
 import filled = require( '@stdlib/array/filled' );
 import filledBy = require( '@stdlib/array/filled-by' );
+import Float16Array = require( '@stdlib/array/float16' );
 import Float32Array = require( '@stdlib/array/float32' );
 import Float64Array = require( '@stdlib/array/float64' );
 import iterator2array = require( '@stdlib/array/from-iterator' );
@@ -636,6 +637,73 @@ interface Namespace {
 	*/
 	filledBy: typeof filledBy;
 
+	/**
+	* Half-precision floating-point number array constructor.
+	*
+	* @param arg - length, typed array, array-like object, or buffer
+	* @param byteOffset - byte offset (default: 0)
+	* @param length - view length
+	* @throws ArrayBuffer byte length must be a multiple of `2`
+	* @throws if provided only a single argument, must provide a valid argument
+	* @throws byte offset must be a nonnegative integer
+	* @throws byte offset must be a multiple of `2`
+	* @throws view length must be a positive multiple of `2`
+	* @throws must provide sufficient memory to accommodate byte offset and view length requirements
+	* @returns half-precision floating-point number array
+	*
+	* @example
+	* var arr = new ns.Float16Array();
+	* // returns <Float16Array>
+	*
+	* var len = arr.length;
+	* // returns 0
+	*
+	* @example
+	* var arr = new ns.Float16Array( 2 );
+	* // returns <Float16Array>
+	*
+	* var len = arr.length;
+	* // returns 2
+	*
+	* @example
+	* var arr = new ns.Float16Array( [ 1.0, 2.0 ] );
+	* // returns <Float16Array>
+	*
+	* var len = arr.length;
+	* // returns 2
+	*
+	* @example
+	* var ArrayBuffer = require( '@stdlib/array/buffer' );
+	*
+	* var buf = new ArrayBuffer( 16 );
+	* var arr = new ns.Float16Array( buf );
+	* // returns <Float16Array>
+	*
+	* var len = arr.length;
+	* // returns 8
+	*
+	* @example
+	* var ArrayBuffer = require( '@stdlib/array/buffer' );
+	*
+	* var buf = new ArrayBuffer( 16 );
+	* var arr = new ns.Float16Array( buf, 8 );
+	* // returns <Float16Array>
+	*
+	* var len = arr.length;
+	* // returns 4
+	*
+	* @example
+	* var ArrayBuffer = require( '@stdlib/array/buffer' );
+	*
+	* var buf = new ArrayBuffer( 32 );
+	* var arr = new ns.Float16Array( buf, 8, 2 );
+	* // returns <Float16Array>
+	*
+	* var len = arr.length;
+	* // returns 2
+	*/
+	Float16Array: typeof Float16Array;
+
 	/**
 	* Typed array constructor which returns a typed array representing an array of single-precision floating-point numbers in the platform byte order.
 	*/