feat: add float16 dtype support to array/filled-by

lib/node_modules/@stdlib/array/filled-by/benchmark/benchmark.js

@@ -99,6 +99,28 @@ bench( format( '%s:dtype=float32', pkg ), function benchmark( b ) {
 	b.end();
 });
 
+bench( format( '%s:dtype=float16', pkg ), function benchmark( b ) {
+	var clbk;
+	var arr;
+	var i;
+
+	clbk = constantFunction( 0.0 );
+
+	b.tic();
+	for ( i = 0; i < b.iterations; i++ ) {
+		arr = filledarrayBy( 0, 'float16', clbk );
+		if ( arr.length !== 0 ) {
+			b.fail( 'should have length 0' );
+		}
+	}
+	b.toc();
+	if ( !isTypedArrayLike( arr ) ) {
+		b.fail( 'should return a typed array' );
+	}
+	b.pass( 'benchmark finished' );
+	b.end();
+});
+
 bench( format( '%s:dtype=bool', pkg ), function benchmark( b ) {
 	var clbk;
 	var arr;

lib/node_modules/@stdlib/array/filled-by/benchmark/benchmark.length.float16.js

@@ -0,0 +1,98 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var bench = require( '@stdlib/bench' );
+var pow = require( '@stdlib/math/base/special/pow' );
+var isTypedArray = require( '@stdlib/assert/is-typed-array' );
+var constantFunction = require( '@stdlib/utils/constant-function' );
+var format = require( '@stdlib/string/format' );
+var pkg = require( './../package.json' ).name;
+var filledarray = require( './../lib' );
+
+
+// FUNCTIONS //
+
+/**
+* Creates a benchmark function.
+*
+* @private
+* @param {PositiveInteger} len - array length
+* @returns {Function} benchmark function
+*/
+function createBenchmark( len ) {
+	return benchmark;
+
+	/**
+	* Benchmark function.
+	*
+	* @private
+	* @param {Benchmark} b - benchmark instance
+	*/
+	function benchmark( b ) {
+		var clbk;
+		var arr;
+		var i;
+
+		clbk = constantFunction( 1.0 );
+
+		b.tic();
+		for ( i = 0; i < b.iterations; i++ ) {
+			arr = filledarray( len, 'float16', clbk );
+			if ( arr.length !== len ) {
+				b.fail( 'unexpected length' );
+			}
+		}
+		b.toc();
+		if ( !isTypedArray( arr ) ) {
+			b.fail( 'should return a typed array' );
+		}
+		b.pass( 'benchmark finished' );
+		b.end();
+	}
+}
+
+
+// MAIN //
+
+/**
+* Main execution sequence.
+*
+* @private
+*/
+function main() {
+	var len;
+	var min;
+	var max;
+	var f;
+	var i;
+
+	min = 1; // 10^min
+	max = 6; // 10^max
+
+	for ( i = min; i <= max; i++ ) {
+		len = pow( 10, i );
+		f = createBenchmark( len );
+		bench( format( '%s:dtype=float16,len=%d', pkg, len ), f );
+	}
+}
+
+main();

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

@@ -26,14 +26,14 @@
 /**
 * Array or typed array.
 */
 type ArrayOrTypedArray = Array<any> | RealOrComplexTypedArray | BooleanArray;
 
 /**
 * Nullary callback function.
 *
 * @returns fill value
 */
 type Nullary = () => any;
 
 /**
 * Unary callback function.
@@ -41,7 +41,7 @@
 * @param i - current array index
 * @returns fill value
 */
 type Unary = ( i: number ) => any;
 
 /**
 * Callback function.
@@ -81,7 +81,7 @@
 * var arr = filledarrayBy( 5, constantFunction( 1.0 ) );
 * // returns <Float64Array>[ 1.0, 1.0, 1.0, 1.0, 1.0 ]
 */
 declare function filledarrayBy( length: number, clbk: Callback, thisArg?: any ): ArrayOrTypedArray;
 
 /**
 * Creates a filled array according to a provided callback function and having a specified `length`.
@@ -97,8 +97,14 @@
 *
 * var arr = filledarrayBy( 5, 'float64', constantFunction( 1.0 ) );
 * // returns <Float64Array>[ 1.0, 1.0, 1.0, 1.0, 1.0 ]
+*
+* @example
+* var constantFunction = require( '@stdlib/utils/constant-function' );
+*
+* var arr = filledarrayBy( 5, 'float16', constantFunction( 1.0 ) );
+* // returns <Float16Array>[ 1.0, 1.0, 1.0, 1.0, 1.0 ]
 */
 declare function filledarrayBy( length: number, dtype: DataType, clbk: Callback, thisArg?: any ): ArrayOrTypedArray;
 
 /**
 * Creates a filled array from another `array` according to a provided callback function.
@@ -114,7 +120,7 @@
 * var arr = filledarrayBy( [ 5.0, -3.0, 2.0 ], constantFunction( 1.0 ) );
 * // returns <Float64Array>[ 1.0, 1.0, 1.0 ]
 */
 declare function filledarrayBy( array: Collection, clbk: Callback, thisArg?: any ): ArrayOrTypedArray; // eslint-disable-line @typescript-eslint/unified-signatures
 
 /**
 * Creates a filled array from another `array` according to a provided callback function.
@@ -131,7 +137,7 @@
 * var arr = filledarrayBy( [ 5.0, -3.0, 2.0 ], 'float64', constantFunction( 1.0 ) );
 * // returns <Float64Array>[ 1.0, 1.0, 1.0 ]
 */
 declare function filledarrayBy( array: Collection, dtype: DataType, clbk: Callback, thisArg?: any ): ArrayOrTypedArray; // eslint-disable-line @typescript-eslint/unified-signatures
 
 /**
 * Creates a filled array from an iterable according to a callback function.
@@ -151,7 +157,7 @@
 * var arr = filledarrayBy( it, constantFunction( 1.0 ) );
 * // returns <Float64Array>[ 1.0, 1.0, 1.0 ]
 */
 declare function filledarrayBy( iterable: IterableIterator, clbk: Callback, thisArg?: any ): ArrayOrTypedArray; // eslint-disable-line @typescript-eslint/unified-signatures
 
 /**
 * Creates a filled array from an iterable according to a callback function.
@@ -172,7 +178,7 @@
 * var arr = filledarrayBy( it, 'float64', constantFunction( 1.0 ) );
 * // returns <Float64Array>[ 1.0, 1.0, 1.0 ]
 */
 declare function filledarrayBy( iterable: IterableIterator, dtype: DataType, clbk: Callback, thisArg?: any ): ArrayOrTypedArray; // eslint-disable-line @typescript-eslint/unified-signatures
 
 /**
 * Returns a filled typed array view of an `ArrayBuffer` according to a provided callback function.
@@ -196,7 +202,7 @@
 * var arr = filledarrayBy( buf, 8, 2, constantFunction( 1.0 ) );
 * // returns <Float64Array>[ 1.0, 1.0 ]
 */
 declare function filledarrayBy( buffer: ArrayBuffer, byteOffset: number, length: number, clbk: Callback, thisArg?: any ): RealOrComplexTypedArray | BooleanArray;
 
 /**
 * Returns a filled typed array view of an `ArrayBuffer` according to a provided callback function.

lib/node_modules/@stdlib/array/filled-by/docs/types/test.ts

@@ -40,7 +40,7 @@
 *
 * @returns iterator protocol-compliant object
 */
 function next(): any {
 	return {
 		'value': 1.0,
 		'done': false
@@ -64,12 +64,15 @@
 {
 	filledarrayBy(); // $ExpectType ArrayOrTypedArray
 	filledarrayBy( 'float32' ); // $ExpectType ArrayOrTypedArray
+	filledarrayBy( 'float16' ); // $ExpectType ArrayOrTypedArray
 
 	filledarrayBy( 10, clbk ); // $ExpectType ArrayOrTypedArray
 	filledarrayBy( 10, clbk, {} ); // $ExpectType ArrayOrTypedArray
 
 	filledarrayBy( 10, 'int32', clbk ); // $ExpectType ArrayOrTypedArray
 	filledarrayBy( 10, 'int32', clbk, {} ); // $ExpectType ArrayOrTypedArray
+	filledarrayBy( 10, 'float16', clbk ); // $ExpectType ArrayOrTypedArray
+	filledarrayBy( 10, 'float16', clbk, {} ); // $ExpectType ArrayOrTypedArray
 
 	const x = new Float64Array( 10 );
 	filledarrayBy( x, clbk ); // $ExpectType ArrayOrTypedArray

lib/node_modules/@stdlib/array/filled-by/package.json

@@ -63,6 +63,7 @@
     "matrix",
     "float64array",
     "float32array",
+    "float16array",
     "int32array",
     "uint32array",
     "int16array",
@@ -78,6 +79,9 @@
     "float",
     "single-precision",
     "float32",
+    "half",
+    "half-precision",
+    "float16",
     "ieee754",
     "integer",
     "int32",

lib/node_modules/@stdlib/array/filled-by/test/test.js

@@ -26,6 +26,7 @@
 var proxyquire = require( 'proxyquire' );
 var Float64Array = require( '@stdlib/array/float64' );
 var Float32Array = require( '@stdlib/array/float32' );
+var Float16Array = require( '@stdlib/array/float16' );
 var Int32Array = require( '@stdlib/array/int32' );
 var Uint32Array = require( '@stdlib/array/uint32' );
 var Int16Array = require( '@stdlib/array/int16' );
@@ -1183,7 +1184,7 @@
 
 tape( 'the function throws an error if not provided a valid iterable when attempting to create a generic array (non-function iterator symbol property; thisArg)', function test( t ) {
 	var filledarrayBy;
 	var values;
 	var i;
 
 	filledarrayBy = proxyquire( './../lib/main.js', {
@@ -1831,6 +1832,20 @@
 	t.end();
 });
 
+tape( 'the function returns a filled array (dtype=float16)', function test( t ) {
+	var expected;
+	var arr;
+
+	expected = new Float16Array( 0 );
+	arr = filledarrayBy( 'float16' );
+
+	t.strictEqual( instanceOf( arr, Float16Array ), true, 'returns expected value' );
+	t.strictEqual( arr.length, 0, 'returns expected value' );
+	t.deepEqual( arr, expected, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function returns a filled array (dtype=bool)', function test( t ) {
 	var expected;
 	var arr;
@@ -2185,6 +2200,23 @@
 	t.end();
 });
 
+tape( 'the function returns a filled array (dtype=float16, length)', function test( t ) {
+	var expected;
+	var clbk;
+	var arr;
+
+	expected = new Float16Array( [ 1.0, 1.0, 1.0, 1.0, 1.0 ] );
+
+	clbk = constantFunction( 1.0 );
+	arr = filledarrayBy( 5, 'float16', clbk );
+
+	t.strictEqual( instanceOf( arr, Float16Array ), true, 'returns expected value' );
+	t.strictEqual( arr.length, expected.length, 'returns expected value' );
+	t.deepEqual( arr, expected, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function returns a filled array (dtype=bool, length)', function test( t ) {
 	var expected;
 	var clbk;