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CHANGELOG.md

@@ -284,6 +284,7 @@ A total of 5 people contributed to this release. Thank you to the following cont
 
 <details>
 
+-   [`15dff30`](https://github.com/stdlib-js/stdlib/commit/15dff30135c09d5afa4b81c0ef662c68b65b6013) - **refactor:** use macros in addon and update examples in `math/base/assert/is-evenf` [(#3115)](https://github.com/stdlib-js/stdlib/pull/3115) _(by Gunj Joshi, Athan Reines)_
 -   [`e5bfdff`](https://github.com/stdlib-js/stdlib/commit/e5bfdff2d2c137f84eb5f925f8d63a3729d05eb2) - **docs:** update functions descriptions in `math/base/special/cceil` [(#3114)](https://github.com/stdlib-js/stdlib/pull/3114) _(by Gunj Joshi)_
 -   [`79dc5cf`](https://github.com/stdlib-js/stdlib/commit/79dc5cf4044f4f90a7005389e4740f14a820a967) - **bench:** generate numbers outside loops in `math/base/special/cfloorf` [(#3113)](https://github.com/stdlib-js/stdlib/pull/3113) _(by Gunj Joshi)_
 -   [`47cfa90`](https://github.com/stdlib-js/stdlib/commit/47cfa907d643a00ac5b3fce9967e655401e110f8) - **feat:** update the return value for `n=1` in `math/base/special/bernoulli` [(#3108)](https://github.com/stdlib-js/stdlib/pull/3108) _(by Gunj Joshi, Athan Reines)_

base/assert/is-evenf/README.md

@@ -88,15 +88,11 @@ bool = isEvenf( NaN );
 var randu = require( '@stdlib/random/array/discrete-uniform' );
 var isEvenf = require( '@stdlib/math/base/assert/is-evenf' );
 
-var bool;
-var x;
-var i;
-
-x = randu( 100, 0, 100 );
+var x = randu( 100, 0, 100 );
 
+var i;
 for ( i = 0; i < 100; i++ ) {
-    bool = isEvenf( x[ i ] );
-    console.log( '%d is %s', x[ i ], ( bool ) ? 'even' : 'not even' );
+    console.log( '%d is %s', x[ i ], ( isEvenf( x[ i ] ) ) ? 'even' : 'not even' );
 }
 ```
 
@@ -135,6 +131,8 @@ for ( i = 0; i < 100; i++ ) {
 Tests if a finite single-precision floating-point number is an even number.
 
 ```c
+#include <stdbool.h>
+
 bool out = stdlib_base_is_evenf( 1.0f );
 // returns false
 
@@ -169,6 +167,7 @@ bool stdlib_base_is_evenf( const float x );
 ### Examples
 
 ```c
+#include "stdlib/math/base/assert/is_evenf.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdbool.h>

base/assert/is-evenf/examples/index.js

@@ -21,13 +21,9 @@
 var randu = require( '@stdlib/random/array/discrete-uniform' );
 var isEvenf = require( './../lib' );
 
-var bool;
-var x;
-var i;
-
-x = randu( 100, 0, 100 );
+var x = randu( 100, 0, 100 );
 
+var i;
 for ( i = 0; i < 100; i++ ) {
-	bool = isEvenf( x[ i ] );
-	console.log( '%d is %s', x[ i ], ( bool ) ? 'even' : 'not even' );
+	console.log( '%d is %s', x[ i ], ( isEvenf( x[ i ] ) ) ? 'even' : 'not even' );
 }

base/assert/is-evenf/manifest.json

@@ -36,6 +36,10 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
+        "@stdlib/napi/argv",
+        "@stdlib/napi/argv-float",
+        "@stdlib/napi/create-int32",
+        "@stdlib/napi/export",
         "@stdlib/math/base/assert/is-integerf"
       ]
     },

base/assert/is-evenf/src/addon.c

@@ -17,9 +17,12 @@
 */
 
 #include "stdlib/math/base/assert/is_evenf.h"
+#include "stdlib/napi/argv.h"
+#include "stdlib/napi/argv_float.h"
+#include "stdlib/napi/create_int32.h"
+#include "stdlib/napi/export.h"
 #include <node_api.h>
 #include <stdint.h>
-#include <assert.h>
 
 /**
 * Receives JavaScript callback invocation data.
@@ -29,60 +32,10 @@
 * @return       Node-API value
 */
 static napi_value addon( napi_env env, napi_callback_info info ) {
-	napi_status status;
-
-	// Get callback arguments:
-	size_t argc = 1;
-	napi_value argv[ 1 ];
-	status = napi_get_cb_info( env, info, &argc, argv, NULL, NULL );
-	assert( status == napi_ok );
-
-	// Check whether we were provided the correct number of arguments:
-	if ( argc < 1 ) {
-		status = napi_throw_error( env, NULL, "invalid invocation. Insufficient arguments." );
-		assert( status == napi_ok );
-		return NULL;
-	}
-	if ( argc > 1 ) {
-		status = napi_throw_error( env, NULL, "invalid invocation. Too many arguments." );
-		assert( status == napi_ok );
-		return NULL;
-	}
-
-	napi_valuetype vtype0;
-	status = napi_typeof( env, argv[ 0 ], &vtype0 );
-	assert( status == napi_ok );
-	if ( vtype0 != napi_number ) {
-		status = napi_throw_type_error( env, NULL, "invalid argument. First argument must be a number." );
-		assert( status == napi_ok );
-		return NULL;
-	}
-
-	double x;
-	status = napi_get_value_double( env, argv[ 0 ], &x );
-	assert( status == napi_ok );
-
-	bool result = stdlib_base_is_evenf( (float)x );
-
-	napi_value v;
-	status = napi_create_int32( env, (int32_t)result, &v );
-	assert( status == napi_ok );
-
-	return v;
-}
-
-/**
-* Initializes a Node-API module.
-*
-* @param env      environment under which the function is invoked
-* @param exports  exports object
-* @return         main export
-*/
-static napi_value init( napi_env env, napi_value exports ) {
-	napi_value fcn;
-	napi_status status = napi_create_function( env, "exports", NAPI_AUTO_LENGTH, addon, NULL, &fcn );
-	assert( status == napi_ok );
-	return fcn;
+	STDLIB_NAPI_ARGV( env, info, argv, argc, 1 );
+	STDLIB_NAPI_ARGV_FLOAT( env, x, argv, 0 );
+	STDLIB_NAPI_CREATE_INT32( env, (int32_t)stdlib_base_is_evenf( x ), out );
+	return out;
 }
 
-NAPI_MODULE( NODE_GYP_MODULE_NAME, init )
+STDLIB_NAPI_MODULE_EXPORT_FCN( addon )