File Coverage

lib/Spreadsheet/Engine/Function/TAN.pm

Criterion	Covered	Total	%
statement	13	13	100.0
branch			n/a
condition			n/a
subroutine	6	6	100.0
pod	2	2	100.0
total	21	21	100.0

package Spreadsheet::Engine::Function::TAN;

use strict;
use warnings;

use base 'Spreadsheet::Engine::Fn::math';

sub signature {
  sub { return cos shift != 0 }
}

sub calculate {
  my ($self, $value) = @_;
  return sin($value) / cos($value);
}

1;

__END__