refactor: modify C implementation to accept float value

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---

Author: gunjjoshi

lib/node_modules/@stdlib/math/base/special/nonfibonaccif/README.md

@@ -151,19 +151,19 @@ for ( i = 1; i < 100; i++ ) {
 Computes the nth non-Fibonacci single-precision floating-point number.
 
 ```c
-float out = stdlib_base_nonfibonaccif( 1 );
+float out = stdlib_base_nonfibonaccif( 1.0f );
 // returns 4.0f
 
-out = stdlib_base_nonfibonaccif( 2 );
+out = stdlib_base_nonfibonaccif( 2.0f );
 // returns 6.0f
 ```
 
 The function accepts the following arguments:
 
--   **x**: `[in] int32_t` input value.
+-   **x**: `[in] float` input value.
 
 ```c
-float stdlib_base_nonfibonaccif( const int32_t x );
+float stdlib_base_nonfibonaccif( const float x );
 ```
 
 </section>
@@ -189,10 +189,12 @@ float stdlib_base_nonfibonaccif( const int32_t x );
 #include <stdio.h>
 
 int main( void ) {
-    int i;
+    float i;
+    float v;
 
-    for ( i = 1; i < 12; i++ ) {
-        printf( "x: %i => result: %f\n", i, stdlib_base_nonfibonaccif( i ) );
+    for ( i = 1.0f; i < 12.0f; i++ ) {
+        v = stdlib_base_nonfibonaccif( i );
+        printf( "nonfibonaccif(%f) = %f\n", i, v );
     }
 }
 ```

lib/node_modules/@stdlib/math/base/special/nonfibonaccif/benchmark/c/native/benchmark.c

@@ -90,13 +90,13 @@ static float rand_float( void ) {
 */
 static double benchmark( void ) {
 	double elapsed;
-	int x[ 100 ];
+	float x[ 100 ];
 	double t;
 	float y;
 	int i;
 
 	for ( i = 0; i < 100; i++ ) {
-		x[ i ] = (int)floorf( ( 100.0f * rand_float() ) + 1.0f );
+		x[ i ] = floorf( ( 100.0f * rand_float() ) + 1.0f );
 	}
 
 	t = tic();

lib/node_modules/@stdlib/math/base/special/nonfibonaccif/examples/c/example.c

@@ -20,9 +20,11 @@
 #include <stdio.h>
 
 int main( void ) {
-	int i;
+	float i;
+	float v;
 
-	for ( i = 1; i < 12; i++ ) {
-		printf( "x: %i => result: %f\n", i, stdlib_base_nonfibonaccif( i ) );
+	for ( i = 1.0f; i < 12.0f; i++ ) {
+		v = stdlib_base_nonfibonaccif( i );
+		printf( "nonfibonaccif(%f) = %f\n", i, v );
 	}
 }

lib/node_modules/@stdlib/math/base/special/nonfibonaccif/include/stdlib/math/base/special/nonfibonaccif.h

@@ -19,8 +19,6 @@
 #ifndef STDLIB_MATH_BASE_SPECIAL_NONFIBONACCIF_H
 #define STDLIB_MATH_BASE_SPECIAL_NONFIBONACCIF_H
 
-#include <stdint.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.
 */
@@ -32,7 +30,7 @@ extern "C"
 /**
 * Computes the nth non-Fibonacci single-precision floating-point number.
 */
-float stdlib_base_nonfibonaccif( const int32_t n );
+float stdlib_base_nonfibonaccif( const float n );
 
 #ifdef __cplusplus
 }

lib/node_modules/@stdlib/math/base/special/nonfibonaccif/manifest.json

@@ -39,7 +39,9 @@
         "@stdlib/math/base/napi/unary",
         "@stdlib/constants/float32/nan",
         "@stdlib/math/base/special/floorf",
-        "@stdlib/math/base/special/lnf"
+        "@stdlib/math/base/special/lnf",
+        "@stdlib/math/base/assert/is-integerf",
+        "@stdlib/constants/float32/pinf"
       ]
     },
     {
@@ -55,7 +57,9 @@
       "dependencies": [
         "@stdlib/constants/float32/nan",
         "@stdlib/math/base/special/floorf",
-        "@stdlib/math/base/special/lnf"
+        "@stdlib/math/base/special/lnf",
+        "@stdlib/math/base/assert/is-integerf",
+        "@stdlib/constants/float32/pinf"
       ]
     },
     {
@@ -71,7 +75,9 @@
       "dependencies": [
         "@stdlib/constants/float32/nan",
         "@stdlib/math/base/special/floorf",
-        "@stdlib/math/base/special/lnf"
+        "@stdlib/math/base/special/lnf",
+        "@stdlib/math/base/assert/is-integerf",
+        "@stdlib/constants/float32/pinf"
       ]
     }
   ]

lib/node_modules/@stdlib/math/base/special/nonfibonaccif/src/addon.c

@@ -19,4 +19,4 @@
 #include "stdlib/math/base/special/nonfibonaccif.h"
 #include "stdlib/math/base/napi/unary.h"
 
-STDLIB_MATH_BASE_NAPI_MODULE_I_F( stdlib_base_nonfibonaccif )
+STDLIB_MATH_BASE_NAPI_MODULE_F_F( stdlib_base_nonfibonaccif )

lib/node_modules/@stdlib/math/base/special/nonfibonaccif/src/main.c

@@ -17,10 +17,11 @@
 */
 
 #include "stdlib/math/base/special/nonfibonaccif.h"
+#include "stdlib/math/base/assert/is_integerf.h"
 #include "stdlib/constants/float32/nan.h"
+#include "stdlib/constants/float32/pinf.h"
 #include "stdlib/math/base/special/floorf.h"
 #include "stdlib/math/base/special/lnf.h"
-#include <stdint.h>
 
 static const float SQRT5 = 2.23606797749979f;
 static const float LN_PHI = 0.48121182506f;
@@ -32,30 +33,30 @@ static const float LN_PHI = 0.48121182506f;
 * @return     output value
 *
 * @example
-* float y = stdlib_base_nonfibonaccif( 2 );
+* float y = stdlib_base_nonfibonaccif( 2.0f );
 * // returns 6.0f
 *
 * @example
-* float y = stdlib_base_nonfibonaccif( 1 );
+* float y = stdlib_base_nonfibonaccif( 1.0f );
 * // returns 4.0f
 *
 * @example
-* float y = stdlib_base_nonfibonaccif( 3 );
+* float y = stdlib_base_nonfibonaccif( 3.0f );
 * // returns 7.0f
 *
 * @example
-* float y = stdlib_base_nonfibonaccif( -1 );
+* float y = stdlib_base_nonfibonaccif( -1.0f );
 * // returns NaN
 */
-float stdlib_base_nonfibonaccif( const int32_t n ) {
-	int32_t m;
+float stdlib_base_nonfibonaccif( const float n ) {
+	float m;
 	float a;
 	float b;
 
-	if ( n < 1 ) {
+	if ( !stdlib_base_is_integerf( n ) || n == STDLIB_CONSTANT_FLOAT32_PINF || n < 1.0f ) {
 		return STDLIB_CONSTANT_FLOAT32_NAN;
 	}
-	m = n + 1;
+	m = n + 1.0f;
 	a = stdlib_base_lnf( m * SQRT5 ) / LN_PHI;
 	b = stdlib_base_lnf( ( SQRT5 * ( m + a ) ) - 5.0f + ( 3.0f / m ) ) / LN_PHI;
 	return stdlib_base_floorf( m + b - 2.0f );