text: /**
  * @license Apache-2.0
  *
  * Copyright (c) 2020 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 isnan = require( '@stdlib/math-base-assert-is-nan' );
  var abs = require( '@stdlib/math-base-special-abs' );
  
  
  // MAIN //
  
  /**
  * Computes the cumulative maximum absolute value of a strided array.
  *
  * @param {PositiveInteger} N - number of indexed elements
  * @param {NumericArray} x - input array
  * @param {integer} strideX - `x` stride length
  * @param {NumericArray} y - output array
  * @param {integer} strideY - `y` stride length
  * @returns {NumericArray} output array
  *
  * @example
  * var x = [ 1.0, -2.0, 2.0 ];
  * var y = [ 0.0, 0.0, 0.0 ];
  * var N = x.length;
  *
  * var v = cumaxabs( N, x, 1, y, 1 );
  * // returns [ 1.0, 2.0, 2.0 ]
  */
  function cumaxabs( N, x, strideX, y, strideY ) {
  	var max;
  	var ix;
  	var iy;
  	var v;
  	var i;
  
  	if ( N <= 0 ) {
  		return y;
  	}
  	if ( strideX < 0 ) {
  		ix = (1-N) * strideX;
  	} else {
  		ix = 0;
  	}
  	if ( strideY < 0 ) {
  		iy = (1-N) * strideY;
  	} else {
  		iy = 0;
  	}
  	max = abs( x[ ix ] );
  	y[ iy ] = max;
  
  	iy += strideY;
  	i = 1;
  	if ( isnan( max ) === false ) {
  		for ( i; i < N; i++ ) {
  			ix += strideX;
  			v = abs( x[ ix ] );
  			if ( isnan( v ) ) {
  				max = v;
  				break;
  			}
  			if ( v > max ) {
  				max = v;
  			}
  			y[ iy ] = max;
  			iy += strideY;
  		}
  	}
  	if ( isnan( max ) ) {
  		for ( i; i < N; i++ ) {
  			y[ iy ] = max;
  			iy += strideY;
  		}
  	}
  	return y;
  }
  
  
  // EXPORTS //
  
  module.exports = cumaxabs;
  