refactor: rename file

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---

Author: kgryte

lib/node_modules/@stdlib/stats/base/cuminabs/benchmark/benchmark.js

@@ -25,7 +25,7 @@ var randu = require( '@stdlib/random/base/randu' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var pkg = require( './../package.json' ).name;
-var cuminabs = require( './../lib/cuminabs.js' );
+var cuminabs = require( './../lib' );
 
 
 // FUNCTIONS //

lib/node_modules/@stdlib/stats/base/cuminabs/lib/cuminabs.js

@@ -47,9 +47,18 @@
 
 // MODULES //
 
+var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' );
 var main = require( './main.js' );
+var ndarray = require( './ndarray.js' );
+
+
+// MAIN //
+
+setReadOnly( main, 'ndarray', ndarray );
 
 
 // EXPORTS //
 
 module.exports = main;
+
+// exports: { "ndarray": "main.ndarray" }

lib/node_modules/@stdlib/stats/base/cuminabs/lib/index.js

@@ -20,18 +20,80 @@
 
 // MODULES //
 
-var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' );
-var cuminabs = require( './cuminabs.js' );
-var ndarray = require( './ndarray.js' );
+var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var abs = require( '@stdlib/math/base/special/abs' );
 
 
 // MAIN //
 
-setReadOnly( cuminabs, 'ndarray', ndarray );
+/**
+* Computes the cumulative minimum 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 = cuminabs( N, x, 1, y, 1 );
+* // returns [ 1.0, 1.0, 1.0 ]
+*/
+function cuminabs( N, x, strideX, y, strideY ) {
+	var min;
+	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;
+	}
+	min = abs( x[ ix ] );
+	y[ iy ] = min;
+
+	iy += strideY;
+	i = 1;
+	if ( isnan( min ) === false ) {
+		for ( i; i < N; i++ ) {
+			ix += strideX;
+			v = abs( x[ ix ] );
+			if ( isnan( v ) ) {
+				min = v;
+				break;
+			}
+			if ( v < min ) {
+				min = v;
+			}
+			y[ iy ] = min;
+			iy += strideY;
+		}
+	}
+	if ( isnan( min ) ) {
+		for ( i; i < N; i++ ) {
+			y[ iy ] = min;
+			iy += strideY;
+		}
+	}
+	return y;
+}
 
 
 // EXPORTS //
 
 module.exports = cuminabs;
-
-// exports: { "ndarray": "cuminabs.ndarray" }

lib/node_modules/@stdlib/stats/base/cuminabs/lib/main.js

@@ -25,7 +25,7 @@ var floor = require( '@stdlib/math/base/special/floor' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
 var Float64Array = require( '@stdlib/array/float64' );
-var cuminabs = require( './../lib/cuminabs.js' );
+var cuminabs = require( './../lib/main.js' );
 
 
 // TESTS //