Class: BoxGrinder::RPMVersion

Inherits:
Object
  • Object
show all
Defined in:
lib/boxgrinder-build/helpers/linux-helper.rb

Overview

A class tha helps dealing with RPM version numbers

Instance Method Summary collapse

Instance Method Details

#compare(v1, v2) ⇒ Object 



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# File 'lib/boxgrinder-build/helpers/linux-helper.rb', line 36

def compare(v1, v2)
  s1 = split(v1)
  s2 = split(v2)

  for i in (0..s1.size-1)
    cmp = (s1[i].to_i <=> s2[i].to_i)
    return cmp unless cmp == 0
  end

  0
end

#newest(versions) ⇒ Object

Returns newest version from the array



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# File 'lib/boxgrinder-build/helpers/linux-helper.rb', line 50

def newest(versions)
  versions.sort { |x,y| compare(x,y) }.last
end

#split(version) ⇒ Object 



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# File 'lib/boxgrinder-build/helpers/linux-helper.rb', line 26

def split(version)
  version_array = []

  version.split('-').each do |v|
    v.split('.').each { |nb| version_array << nb }
  end

  version_array
end