Class: Bringit::VersionInfo

Inherits:
Object
  • Object
show all
Includes:
Comparable
Defined in:
lib/bringit/version_info.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(major = 0, minor = 0, patch = 0) ⇒ VersionInfo

Returns a new instance of VersionInfo.



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# File 'lib/bringit/version_info.rb', line 15

def initialize(major = 0, minor = 0, patch = 0)
  @major = major
  @minor = minor
  @patch = patch
end

Instance Attribute Details

#major ⇒ Object (readonly)

Returns the value of attribute major.



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# File 'lib/bringit/version_info.rb', line 5

def major
  @major
end

#minor ⇒ Object (readonly)

Returns the value of attribute minor.



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# File 'lib/bringit/version_info.rb', line 5

def minor
  @minor
end

#patch ⇒ Object (readonly)

Returns the value of attribute patch.



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# File 'lib/bringit/version_info.rb', line 5

def patch
  @patch
end

Class Method Details

.parse(str) ⇒ Object 



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# File 'lib/bringit/version_info.rb', line 7

def self.parse(str)
  if str && m = str.match(/(\d+)\.(\d+)\.(\d+)/)
    VersionInfo.new(m[1].to_i, m[2].to_i, m[3].to_i)
  else
    VersionInfo.new
  end
end

Instance Method Details

#<=>(other) ⇒ Object 



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# File 'lib/bringit/version_info.rb', line 21

def <=>(other)
  return unless other.is_a? VersionInfo
  return unless valid? && other.valid?

  if other.major < @major
    1
  elsif @major < other.major
    -1
  elsif other.minor < @minor
    1
  elsif @minor < other.minor
    -1
  elsif other.patch < @patch
    1
  elsif @patch < other.patch
    -1
  else
    0
  end
end

#to_s ⇒ Object 



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# File 'lib/bringit/version_info.rb', line 42

def to_s
  if valid?
    "%d.%d.%d" % [@major, @minor, @patch]
  else
    "Unknown"
  end
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bringit/version_info.rb', line 50

def valid?
  @major >= 0 && @minor >= 0 && @patch >= 0 && @major + @minor + @patch > 0
end