chore: apply suggestions from code review

Author: Neerajpathak07

lib/node_modules/@stdlib/stats/base/dists/erlang/logpdf/README.md

@@ -190,6 +190,7 @@ double stdlib_base_dists_erlang_logpdf( const double x, const double k, const do
 
 ```c
 #include "stdlib/stats/base/dists/erlang/logpdf.h"
+#include "stdlib/math/base/special/round.h"
 #include <stdlib.h>
 #include <stdio.h>
 
@@ -207,7 +208,7 @@ int main( void ) {
 
     for ( i = 0; i < 5; i++ ) {
         x = random_uniform( 0.0, 10.0 );
-        k = (double)rand() / ( (double)RAND_MAX + 1.0 ) * 10.0;
+        k = stdlib_base_round( random_uniform( 0.0, 10.0 ) );
         lambda = random_uniform( 0.0, 5.0 );
         y = stdlib_base_dists_erlang_logpdf( x, k, lambda );
         printf( "x: %lf, k: %lf, λ: %lf, ln(f(x;k,λ)): %lf\n", x, k, lambda, y );

lib/node_modules/@stdlib/stats/base/dists/erlang/logpdf/benchmark/c/benchmark.c

@@ -17,6 +17,7 @@
 */
 
 #include "stdlib/stats/base/dists/erlang/logpdf.h"
+#include "stdlib/math/base/special/round.h"
 #include "stdlib/constants/float64/eps.h"
 #include <stdlib.h>
 #include <stdio.h>
@@ -104,7 +105,7 @@ static double benchmark( void ) {
 
 	for ( i = 0; i < 100; i++ ) {
 		x[ i ] = random_uniform( 0.0, 10.0 );
-		k[ i ] = random_uniform( 0.0, 10.0 );
+		k[ i ] = stdlib_base_round( random_uniform( 0.0, 100.0 ) );
 		lambda[ i ] = random_uniform( STDLIB_CONSTANT_FLOAT64_EPS, 20.0 );
 	}
 

lib/node_modules/@stdlib/stats/base/dists/erlang/logpdf/examples/c/example.c

@@ -17,6 +17,7 @@
 */
 
 #include "stdlib/stats/base/dists/erlang/logpdf.h"
+#include "stdlib/math/base/special/round.h"
 #include <stdlib.h>
 #include <stdio.h>
 
@@ -34,7 +35,7 @@ int main( void ) {
 
 	for ( i = 0; i < 5; i++ ) {
 		x = random_uniform( 0.0, 10.0 );
-		k = (double)rand() / ( (double)RAND_MAX + 1.0 ) * 10.0;
+		k = stdlib_base_round( random_uniform( 0.0, 10.0 ) );
 		lambda = random_uniform( 0.0, 5.0 );
 		y = stdlib_base_dists_erlang_logpdf( x, k, lambda );
 		printf( "x: %lf, k: %lf, λ: %lf, ln(f(x;k,λ)): %lf\n", x, k, lambda, y );

lib/node_modules/@stdlib/stats/base/dists/erlang/logpdf/include/stdlib/stats/base/dists/erlang/logpdf.h

@@ -19,6 +19,9 @@
 #ifndef STDLIB_STATS_BASE_DISTS_ERLANG_LOGPDF_H
 #define STDLIB_STATS_BASE_DISTS_ERLANG_LOGPDF_H
 
+/*
+* If C++, prevent name mangling so that the compiler emits a binary file having undecorated names, thus mirroring the behavior of a C compiler.
+*/
 #ifdef __cplusplus
 extern "C" {
 #endif

lib/node_modules/@stdlib/stats/base/dists/erlang/logpdf/lib/native.js

@@ -37,6 +37,50 @@ var addon = require( './../src/addon.node' );
 * @example
 * var y = logpdf( 0.1, 1, 1.0 );
 * // returns ~-0.1
+*
+* @example
+* var y = logpdf( 0.5, 2, 2.5 );
+* // returns ~-0.111
+*
+* @example
+* var y = logpdf( -1.0, 4, 2.0 );
+* // returns -Infinity
+*
+* @example
+* var y = logpdf( NaN, 1, 1.0 );
+* // returns NaN
+*
+* @example
+* var y = logpdf( 0.0, NaN, 1.0 );
+* // returns NaN
+*
+* @example
+* var y = logpdf( 0.0, 1, NaN );
+* // returns NaN
+*
+* @example
+* var y = logpdf( 2.0, -2, 0.5 );
+* // returns NaN
+*
+* @example
+* var y = logpdf( 2.0, 0.5, 0.5 );
+* // returns NaN
+*
+* @example
+* var y = logpdf( 2.0, 0.0, 2.0 );
+* // returns -Infinity
+*
+* @example
+* var y = logpdf( 0.0, 0.0, 2.0 );
+* // returns Infinity
+*
+* @example
+* var y = logpdf( 2.0, 1, 0.0 );
+* // returns NaN
+*
+* @example
+* var y = logpdf( 2.0, 1, -1.0 );
+* // returns NaN
 */
 function logpdf( x, k, lambda ) {
 	return addon( x, k, lambda );

lib/node_modules/@stdlib/stats/base/dists/erlang/logpdf/manifest.json

@@ -57,6 +57,7 @@
       "dependencies": [
         "@stdlib/math/base/assert/is-nonnegative-integer",
         "@stdlib/stats/base/dists/gamma/logpdf",
+        "@stdlib/math/base/special/round",
         "@stdlib/constants/float64/eps"
       ]
     },
@@ -73,7 +74,8 @@
       "libpath": [],
       "dependencies": [
         "@stdlib/math/base/assert/is-nonnegative-integer",
-        "@stdlib/stats/base/dists/gamma/logpdf"
+        "@stdlib/stats/base/dists/gamma/logpdf",
+        "@stdlib/math/base/special/round"
       ]
     }
   ]