chore: refactoring js implementation

Author: Neerajpathak07

lib/node_modules/@stdlib/math/base/special/powf/test/fixtures/julia/runner.jl

@@ -38,9 +38,9 @@ julia> gen( x, y, \"data.json\" );
 ```
 """
 function gen( x, y, name )
-	z = Array{Float32}( undef, length(x) );
+	z = Array{Float64}( undef, length(x) );
 	for i in eachindex(x)
-		z[ i ] = x[i]^y[i];
+		z[ i ] = Float32( x[i]^y[i] );
 	end
 
 	# Store data to be written to file as a collection:
@@ -73,7 +73,7 @@ y[:] .= 2.0;
 gen( x, y, "squared_small.json" );
 
 # Squares (x large):
-x = range( 3.14e100, stop = 3.14e110, length = 2001 );
+x = range( 3.14e10, stop = 3.14e11, length = 2001 );
 y = zeros( 2001 );
 y[:] .= 2.0;
 gen( x, y, "squared_large.json" );
@@ -85,7 +85,7 @@ y[:] .= 3.0;
 gen( x, y, "cubed_small.json" );
 
 # Cubes (x large):
-x = range( -9.99e99, stop = -4.641588833612779e102, length = 2001 );
+x = range( -9.99e29, stop = -4.64e32, length = 2001 );
 y = zeros( 2001 );
 y[:] .= 3.0;
 gen( x, y, "cubed_large.json" );
@@ -97,29 +97,29 @@ y[:] .= 4.0;
 gen( x, y, "to_the_fourth_small.json" );
 
 # To the 4th power (x large):
-x = range( 1.234e61, stop = 3.14e69, length = 2001 );
+x = range( 1.234e30, stop = 3.14e35, length = 2001 );
 y = zeros( 2001 );
 y[:] .= 4.0;
 gen( x, y, "to_the_fourth_large.json" );
 
 # Base near unity (y small):
-x = range( 0.9999990463256836, stop = 1.0000009536743164, length = 500 );
+x = range( 0.999999, stop = 1.000001, length = 500 );
 y = range( -10, stop = 10, length = 500 );
 gen( x, y, "base_near_unity_small.json" );
 
 # Base near unity (y large):
-x = range( 0.9999990463256836, stop = 1.0000009536743164, length = 500 );
-y = range( 100, stop = 709, length = 500 );
+x = range( 0.999999, stop = 1.000001, length = 500 );
+y = range( 100, stop = 79, length = 500 );
 gen( x, y, "base_near_unity_large.json" );
 
 # Base near unity (y huge):
-x = range( 0.9999999999990463256836, stop = 1.0000000000009536743164, length = 500 );
-y = range( 1.8446744073709552e13, stop = 4.294967296e14, length = 500 );
+x = range( 0.999999, stop = 1.000001, length = 500 );
+y = range( 1.0e6, stop = 1.0e8, length = 500 );
 gen( x, y, "base_near_unity_huge.json" );
 
 # Subnormal results:
-z = range( 3.14e-309, stop = 3.14e-312, length = 2001 );
-x = range( 3.14e-52, stop = 3.14e-54, length = 2001 );
+z = range( 3.14e-39, stop = 1.40129846e-45, length = 2001 );
+x = range( 3.14e-26, stop = 3.14e-27, length = 2001 );
 y = log.(z) ./ log.(x);
 gen( x, y, "subnormal_results.json" );
 
@@ -135,12 +135,12 @@ gen( x, y, "negative_exp_large_small.json" );
 
 # Negative exponents (x small, y large):
 x = range( 0, stop = 10, length = 5001 );
-y = rand( 5001 ) .* -(2.0^31);
+y = rand( 5001 ) .* -(2.0^27);
 gen( x, y, "negative_exp_small_large.json" );
 
 # Negative exponents (x large, y large):
 x = range( 3.14e20, stop = 1e22, length = 5001 );
-y = rand( 5001 ) .* -(2.0^31);
+y = rand( 5001 ) .* -(2.0^27);
 gen( x, y, "negative_exp_large_large.json" );
 
 # x small, y small:
@@ -149,12 +149,12 @@ y = rand( 5001 ) .* 100;
 gen( x, y, "small_small.json" );
 
 # x small, y large:
-x = rand( 5001 ) .* 1.9988548118735103;
-y = rand( 5001 ) .* 2.0^10;
+x = rand( 5001 ) .* 1.9988548;
+y = rand( 5001 ) .* 1024;
 gen( x, y, "small_large.json" );
 
 # x large, y small:
-x = rand( 5001 ) .* 5e20;
+x = rand( 5001 ) .* 1e30;
 y = rand( 5001 ) .* 10;
 gen( x, y, "large_small.json" );