Module: Opener::BuildTools::Perl

Defined in:
lib/opener/build-tools/perl.rb

Overview

Module that provides helper methods for dealing with Perl specific projects.

Class Method Summary collapse

Class Method Details

.perl_version ⇒ String

Returns a String containing the Perl version in a RubyGems comparible format.

Returns:

  • (String) 


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# File 'lib/opener/build-tools/perl.rb', line 34

def perl_version
  `perl --version 2>&1`.match(/\(v([\d\.]+)\)/)[1]
end

.require_perl_module(name) ⇒ Object

Checks if a given Perl module is installed. If the module can not be found the current script is terminated.

Parameters:

  • name (String) —

    The full name of the Perl module.



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# File 'lib/opener/build-tools/perl.rb', line 16

def require_perl_module(name)
  print "Checking for Perl module #{name}... "

  output = `perl -M#{name} -e 'print "exists";' 2>&1`.strip

  if output == 'exists'
    puts 'yes'
  else
    abort 'no'
  end
end