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* @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 dtypes = require( '@stdlib/ndarray/dtypes' );
var gfill = require( '@stdlib/blas/ext/base/ndarray/gfill' );
var dfill = require( '@stdlib/blas/ext/base/ndarray/dfill' );
var sfill = require( '@stdlib/blas/ext/base/ndarray/sfill' );
var cfill = require( '@stdlib/blas/ext/base/ndarray/cfill' );
var zfill = require( '@stdlib/blas/ext/base/ndarray/zfill' );
var factory = require( '@stdlib/ndarray/base/nullary-strided1d-dispatch-factory' );
// VARIABLES //
var idtypes0 = dtypes( 'all' ); // fill value ndarray
var idtypes1 = dtypes( 'integer_index_and_generic' ); // start/end ndarrays
var odtypes = dtypes( 'all' );
var table = {
'types': [
'float64', // input/output
'float32', // input/output
'complex128', // input/output
'complex64' // input/output
],
'fcns': [
dfill,
sfill,
zfill,
cfill
],
'default': gfill
};
var options = {
'strictTraversalOrder': true
};
// MAIN //
/**
* Fills an input ndarray with a specified value along an ndarray dimension.
*
* @private
* @name fillBetween
* @type {Function}
* @param {ndarray} x - input ndarray
* @param {ndarray} value - ndarray containing the fill value
* @param {ndarray} start - ndarray containing the starting index (inclusive)
* @param {ndarray} end - ndarray containing the ending index (exclusive)
* @param {Options} [options] - function options
* @param {IntegerArray} [options.dims] - list of dimensions over which to perform operation
* @throws {TypeError} first argument must be an ndarray-like object
* @throws {TypeError} second argument must be an ndarray-like object
* @throws {TypeError} index arguments must be ndarray-like objects
* @throws {TypeError} options argument must be an object
* @throws {RangeError} dimension indices must not exceed input ndarray bounds
* @throws {Error} must provide valid options
* @returns {ndarray} input ndarray
*
* @example
* var Float64Array = require( '@stdlib/array/float64' );
* var scalar2ndarray = require( '@stdlib/ndarray/from-scalar' );
* var ndarray = require( '@stdlib/ndarray/ctor' );
*
* // Create a data buffer:
* var xbuf = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 ] );
*
* // Define the shape of the input array:
* var sh = [ 6 ];
*
* // Define the array strides:
* var sx = [ 1 ];
*
* // Define the index offset:
* var ox = 0;
*
* // Create an input ndarray:
* var x = new ndarray( 'float64', xbuf, sh, sx, ox, 'row-major' );
*
* // Create an ndarray containing the fill value:
* var value = scalar2ndarray( 10.0, {
* 'dtype': 'float64'
* });
*
* // Create ndarrays containing the starting and ending indices:
* var opts = {
* 'dtype': 'int32'
* };
* var start = scalar2ndarray( 1, opts );
* var end = scalar2ndarray( 4, opts );
*
* // Perform operation:
* var out = fillBetween( x, value, start, end, {
* 'dims': [ 0 ]
* });
* // returns <ndarray>[ 1.0, 10.0, 10.0, 10.0, 5.0, 6.0 ]
*
* var bool = ( out === x );
* // returns true
*/
var fillBetween = factory( table, [ idtypes0, idtypes1, idtypes1 ], odtypes, options );
// EXPORTS //
module.exports = fillBetween;
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