chore: added new implementation and corrected docs

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: passed
  - task: lint_repl_help
    status: passed
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: passed
  - task: lint_javascript_tests
    status: passed
  - task: lint_javascript_benchmarks
    status: passed
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: passed
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: passed
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: 0PrashantYadav0

lib/node_modules/@stdlib/math/base/special/log1pf/benchmark/benchmark.js

@@ -21,57 +21,30 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
-var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var randu = require( '@stdlib/random/array/uniform' );
+var isnanf = require( '@stdlib/math/base/assert/is-nanf' );
 var pkg = require( './../package.json' ).name;
 var log1pf = require( './../lib' );
 
 
-// VARIABLES //
-
-var opts = {
-	'skip': ( typeof Math.log1pf !== 'function' ) // eslint-disable-line stdlib/no-builtin-math
-};
-
-
 // MAIN //
 
 bench( pkg, function benchmark( b ) {
 	var x;
 	var y;
 	var i;
 
-	b.tic();
-	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*1000.0 ) - 0.0;
-		y = log1pf( x );
-		if ( isnan( y ) ) {
-			b.fail( 'should not return NaN' );
-		}
-	}
-	b.toc();
-	if ( isnan( y ) ) {
-		b.fail( 'should not return NaN' );
-	}
-	b.pass( 'benchmark finished' );
-	b.end();
-});
-
-bench( pkg+'::built-in', opts, function benchmark( b ) {
-	var x;
-	var y;
-	var i;
+	x = randu( 100, 0.0, 1000.0 );
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*1000.0 ) - 0.0;
-		y = Math.log1pf( x ); // eslint-disable-line stdlib/no-builtin-math
-		if ( isnan( y ) ) {
+		y = log1pf( x[ i % x.length ] );
+		if ( isnanf( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
 	}
 	b.toc();
-	if ( isnan( y ) ) {
+	if ( isnanf( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
 	b.pass( 'benchmark finished' );

lib/node_modules/@stdlib/math/base/special/log1pf/benchmark/benchmark.native.js

@@ -22,8 +22,8 @@
 
 var resolve = require( 'path' ).resolve;
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
-var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var randu = require( '@stdlib/random/array/uniform' );
+var isnanf = require( '@stdlib/math/base/assert/is-nanf' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 var pkg = require( './../package.json' ).name;
 
@@ -43,16 +43,17 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	var y;
 	var i;
 
+	x = randu( 100, 0.0, 1000.0 );
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		x = ( randu()*1000.0 ) - 0.0;
-		y = log1pf( x );
-		if ( isnan( y ) ) {
+		y = log1pf( x[ i % x.length ] );
+		if ( isnanf( y ) ) {
 			b.fail( 'should not return NaN' );
 		}
 	}
 	b.toc();
-	if ( isnan( y ) ) {
+	if ( isnanf( y ) ) {
 		b.fail( 'should not return NaN' );
 	}
 	b.pass( 'benchmark finished' );