refactor: update blas/ext/base/gapx to follow current project conventions

PR-URL: #4347
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: headlessNode

lib/node_modules/@stdlib/blas/ext/base/gapx/README.md

@@ -20,7 +20,7 @@ limitations under the License.
 
 # gapx
 
-> Add a constant to each element in a strided array.
+> Add a scalar constant to each element in a strided array.
 
 <section class="usage">
 
@@ -30,9 +30,9 @@ limitations under the License.
 var gapx = require( '@stdlib/blas/ext/base/gapx' );
 ```
 
-#### gapx( N, alpha, x, stride )
+#### gapx( N, alpha, x, strideX )
 
-Adds a constant `alpha` to each element in a strided array `x`.
+Adds a scalar constant to each element in a strided array.
 
 ```javascript
 var x = [ -2.0, 1.0, 3.0, -5.0, 4.0, 0.0, -1.0, -3.0 ];
@@ -46,41 +46,36 @@ The function has the following parameters:
 -   **N**: number of indexed elements.
 -   **alpha**: scalar constant.
 -   **x**: input [`Array`][mdn-array] or [`typed array`][mdn-typed-array].
--   **stride**: index increment.
+-   **strideX**: stride length.
 
-The `N` and `stride` parameters determine which elements in `x` are accessed at runtime. For example, to add a constant to every other element
+The `N` and stride parameters determine which elements in the strided array are accessed at runtime. For example, to add a constant to every other element:
 
 ```javascript
-var floor = require( '@stdlib/math/base/special/floor' );
-
 var x = [ -2.0, 1.0, 3.0, -5.0, 4.0, 0.0, -1.0, -3.0 ];
-var N = floor( x.length / 2 );
 
-gapx( N, 5.0, x, 2 );
+gapx( 4, 5.0, x, 2 );
 // x => [ 3.0, 1.0, 8.0, -5.0, 9.0, 0.0, 4.0, -3.0 ]
 ```
 
 Note that indexing is relative to the first index. To introduce an offset, use [`typed array`][mdn-typed-array] views.
 
 ```javascript
 var Float64Array = require( '@stdlib/array/float64' );
-var floor = require( '@stdlib/math/base/special/floor' );
 
 // Initial array...
 var x0 = new Float64Array( [ 1.0, -2.0, 3.0, -4.0, 5.0, -6.0 ] );
 
 // Create an offset view...
 var x1 = new Float64Array( x0.buffer, x0.BYTES_PER_ELEMENT*1 ); // start at 2nd element
-var N = floor( x0.length/2 );
 
 // Add a constant to every other element...
-gapx( N, 5.0, x1, 2 );
+gapx( 3, 5.0, x1, 2 );
 // x0 => <Float64Array>[ 1.0, 3.0, 3.0, 1.0, 5.0, -1.0 ]
 ```
 
-#### gapx.ndarray( N, alpha, x, stride, offset )
+#### gapx.ndarray( N, alpha, x, strideX, offsetX )
 
-Adds a constant `alpha` to each element in a strided array `x` using alternative indexing semantics.
+Adds a scalar constant to each element in a strided array using alternative indexing semantics.
 
 ```javascript
 var x = [ -2.0, 1.0, 3.0, -5.0, 4.0, 0.0, -1.0, -3.0 ];
@@ -91,9 +86,9 @@ gapx.ndarray( x.length, 5.0, x, 1, 0 );
 
 The function has the following additional parameters:
 
--   **offset**: starting index.
+-   **offsetX**: starting index.
 
-While [`typed array`][mdn-typed-array] views mandate a view offset based on the underlying `buffer`, the `offset` parameter supports indexing semantics based on a starting index. For example, to access only the last three elements of `x`
+While [`typed array`][mdn-typed-array] views mandate a view offset based on the underlying buffer, the offset parameter supports indexing semantics based on a starting index. For example, to access only the last three elements:
 
 ```javascript
 var x = [ 1.0, -2.0, 3.0, -4.0, 5.0, -6.0 ];
@@ -124,27 +119,12 @@ gapx.ndarray( 3, 5.0, x, 1, x.length-3 );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-var round = require( '@stdlib/math/base/special/round' );
-var randu = require( '@stdlib/random/base/randu' );
-var Float64Array = require( '@stdlib/array/float64' );
+var discreteUniform = require( '@stdlib/random/array/discrete-uniform' );
 var gapx = require( '@stdlib/blas/ext/base/gapx' );
 
-var rand;
-var sign;
-var x;
-var i;
-
-x = new Float64Array( 10 );
-for ( i = 0; i < x.length; i++ ) {
-    rand = round( randu()*100.0 );
-    sign = randu();
-    if ( sign < 0.5 ) {
-        sign = -1.0;
-    } else {
-        sign = 1.0;
-    }
-    x[ i ] = sign * rand;
-}
+var x = discreteUniform( 10, -100, 100, {
+    'dtype': 'float64'
+});
 console.log( x );
 
 gapx( x.length, 5.0, x, 1 );

lib/node_modules/@stdlib/blas/ext/base/gapx/benchmark/benchmark.js

@@ -21,13 +21,20 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var pkg = require( './../package.json' ).name;
 var gapx = require( './../lib/main.js' );
 
 
+// VARIABLES //
+
+var options = {
+	'dtype': 'generic'
+};
+
+
 // FUNCTIONS //
 
 /**
@@ -38,13 +45,7 @@ var gapx = require( './../lib/main.js' );
 * @returns {Function} benchmark function
 */
 function createBenchmark( len ) {
-	var x;
-	var i;
-
-	x = [];
-	for ( i = 0; i < len; i++ ) {
-		x.push( ( randu()*20.0 ) - 10.0 );
-	}
+	var x = uniform( len, -100, 100, options );
 	return benchmark;
 
 	function benchmark( b ) {

lib/node_modules/@stdlib/blas/ext/base/gapx/benchmark/benchmark.ndarray.js

@@ -21,13 +21,20 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
+var uniform = require( '@stdlib/random/array/uniform' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var pkg = require( './../package.json' ).name;
 var gapx = require( './../lib/ndarray.js' );
 
 
+// VARIABLES //
+
+var options = {
+	'dtype': 'generic'
+};
+
+
 // FUNCTIONS //
 
 /**
@@ -38,13 +45,7 @@ var gapx = require( './../lib/ndarray.js' );
 * @returns {Function} benchmark function
 */
 function createBenchmark( len ) {
-	var x;
-	var i;
-
-	x = [];
-	for ( i = 0; i < len; i++ ) {
-		x.push( ( randu()*20.0 ) - 10.0 );
-	}
+	var x = uniform( len, -100, 100, options );
 	return benchmark;
 
 	function benchmark( b ) {

lib/node_modules/@stdlib/blas/ext/base/gapx/docs/repl.txt

@@ -1,9 +1,9 @@
 
-{{alias}}( N, alpha, x, stride )
-    Adds a constant to each element in a strided array.
+{{alias}}( N, alpha, x, strideX )
+    Adds a scalar constant to each element in a strided array.
 
-    The `N` and `stride` parameters determine which elements in `x` are accessed
-    at runtime.
+    The `N` and stride parameters determine which elements in the strided array
+    are accessed at runtime.
 
     Indexing is relative to the first index. To introduce an offset, use typed
     array views.
@@ -16,52 +16,46 @@
         Number of indexed elements.
 
     alpha: number
-        Constant.
+        Scalar constant.
 
     x: Array<number>|TypedArray
         Input array.
 
-    stride: integer
-        Index increment for `x`.
+    strideX: integer
+        Stride length.
 
     Returns
     -------
     x: Array<number>|TypedArray
-        Input array `x`.
+        Input array.
 
     Examples
     --------
     // Standard Usage:
-    > var x = [ -2.0, 1.0, 3.0, -5.0, 4.0, -1.0, -3.0 ];
-    > var alpha = 5.0;
-    > {{alias}}( x.length, alpha, x, 1 )
-    [ 3.0, 6.0, 8.0, 0.0, 9.0, 4.0, 2.0 ]
+    > var x = [ -2.0, 1.0, 3.0, -5.0, 4.0, 0.0, -1.0, -3.0 ];
+    > {{alias}}( x.length, 5.0, x, 1 )
+    [ 3.0, 6.0, 8.0, 0.0, 9.0, 5.0, 4.0, 2.0 ]
 
-    // Using `N` and `stride` parameters:
-    > x = [ -2.0, 1.0, 3.0, -5.0, 4.0, -1.0, -3.0 ];
-    > var N = {{alias:@stdlib/math/base/special/floor}}( x.length / 2 );
-    > alpha = 5.0;
-    > var stride = 2;
-    > {{alias}}( N, alpha, x, stride )
-    [ 3.0, 1.0, 8.0, -5.0, 9.0, -1.0, -3.0 ]
+    // Using `N` and stride parameters:
+    > x = [ -2.0, 1.0, 3.0, -5.0, 4.0, 0.0, -1.0, -3.0 ];
+    > {{alias}}( 4, 5.0, x, 2 )
+    [ 3.0, 1.0, 8.0, -5.0, 9.0, 0.0, 4.0, -3.0 ]
 
     // Using view offsets:
     > var x0 = new {{alias:@stdlib/array/float64}}( [ 1.0, -2.0, 3.0, -4.0, 5.0, -6.0 ] );
     > var x1 = new {{alias:@stdlib/array/float64}}( x0.buffer, x0.BYTES_PER_ELEMENT*1 );
-    > N = {{alias:@stdlib/math/base/special/floor}}( x0.length / 2 );
-    > alpha = 5.0;
-    > stride = 2;
-    > {{alias}}( N, alpha, x1, stride )
+    > {{alias}}( 3, 5.0, x1, 2 )
     <Float64Array>[ 3.0, 3.0, 1.0, 5.0, -1.0 ]
     > x0
     <Float64Array>[ 1.0, 3.0, 3.0, 1.0, 5.0, -1.0 ]
 
-{{alias}}.ndarray( N, alpha, x, stride, offset )
-    Adds a constant to each element in a strided array using alternative
+
+{{alias}}.ndarray( N, alpha, x, strideX, offsetX )
+    Adds a scalar constant to each element in a strided array using alternative
     indexing semantics.
 
     While typed array views mandate a view offset based on the underlying
-    buffer, the `offset` parameter supports indexing semantics based on a
+    buffer, the offset parameter supports indexing semantics based on a
     starting index.
 
     Parameters
@@ -70,36 +64,32 @@
         Number of indexed elements.
 
     alpha: number
-        Constant.
+        Scalar constant.
 
     x: Array<number>|TypedArray
         Input array.
 
-    stride: integer
-        Index increment for `x`.
+    strideX: integer
+        Stride length.
 
-    offset: integer
-        Starting index of `x`.
+    offsetX: integer
+        Starting index.
 
     Returns
     -------
     x: Array<number>|TypedArray
-        Input array `x`.
+        Input array.
 
     Examples
     --------
     // Standard Usage:
     > var x = [ -2.0, 1.0, 3.0, -5.0, 4.0, -1.0, -3.0 ];
-    > var alpha = 5.0;
-    > {{alias}}.ndarray( x.length, alpha, x, 1, 0 )
+    > {{alias}}.ndarray( x.length, 5.0, x, 1, 0 )
     [ 3.0, 6.0, 8.0, 0.0, 9.0, 4.0, 2.0 ]
 
     // Using an index offset:
     > x = [ 1.0, -2.0, 3.0, -4.0, 5.0, -6.0 ];
-    > var N = {{alias:@stdlib/math/base/special/floor}}( x.length / 2 );
-    > alpha = 5.0;
-    > var stride = 2;
-    > {{alias}}.ndarray( N, alpha, x, stride, 1 )
+    > {{alias}}.ndarray( 3, 5.0, x, 2, 1 )
     [ 1.0, 3.0, 3.0, 1.0, 5.0, -1.0 ]
 
     See Also

lib/node_modules/@stdlib/blas/ext/base/gapx/docs/types/index.d.ts

@@ -27,12 +27,12 @@ import { NumericArray } from '@stdlib/types/array';
 */
 interface Routine {
 	/**
-	* Adds a constant to each element in a strided array.
+	* Adds a scalar constant to each element in a strided array.
 	*
 	* @param N - number of indexed elements
-	* @param alpha - constant
+	* @param alpha - scalar constant
 	* @param x - input array
-	* @param stride - stride length
+	* @param strideX - stride length
 	* @returns `x`
 	*
 	* @example
@@ -41,16 +41,16 @@ interface Routine {
 	* gapx( x.length, 5.0, x, 1 );
 	* // x => [ 3.0, 6.0, 8.0, 0.0, 9.0, 5.0, 4.0, 2.0 ]
 	*/
-	( N: number, alpha: number, x: NumericArray, stride: number ): NumericArray;
+	( N: number, alpha: number, x: NumericArray, strideX: number ): NumericArray;
 
 	/**
-	* Adds a constant to each element in a strided array using alternative indexing semantics.
+	* Adds a scalar constant to each element in a strided array using alternative indexing semantics.
 	*
 	* @param N - number of indexed elements
-	* @param alpha - constant
+	* @param alpha - scalar constant
 	* @param x - input array
-	* @param stride - stride length
-	* @param offset - starting index
+	* @param strideX - stride length
+	* @param offsetX - starting index
 	* @returns `x`
 	*
 	* @example
@@ -59,16 +59,16 @@ interface Routine {
 	* gapx.ndarray( x.length, 5.0, x, 1, 0 );
 	* // x => [ 3.0, 6.0, 8.0, 0.0, 9.0, 5.0, 4.0, 2.0 ]
 	*/
-	ndarray( N: number, alpha: number, x: NumericArray, stride: number, offset: number ): NumericArray;
+	ndarray( N: number, alpha: number, x: NumericArray, strideX: number, offsetX: number ): NumericArray;
 }
 
 /**
-* Adds a constant to each element in a strided array.
+* Adds a scalar constant to each element in a strided array.
 *
 * @param N - number of indexed elements
-* @param alpha - constant
+* @param alpha - scalar constant
 * @param x - input array
-* @param stride - stride length
+* @param strideX - stride length
 * @returns `x`
 *
 * @example