Class: StrongVersions::GemVersion

Inherits:
Object
  • Object
show all
Defined in:
lib/strong_versions/gem_version.rb

Instance Method Summary collapse

Constructor Details

#initialize(version) ⇒ GemVersion

Returns a new instance of GemVersion.



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# File 'lib/strong_versions/gem_version.rb', line 5

def initialize(version)
  @version = normalize(version) || ''
  @parts = @version&.split('.')
end

Instance Method Details

#<(other) ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 34

def <(other)
  numeric < other.numeric
end

#<=(other) ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 38

def <=(other)
  numeric <= other.numeric
end

#>(other) ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 42

def >(other)
  numeric > other.numeric
end

#>=(other) ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 46

def >=(other)
  numeric >= other.numeric
end

#missing? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/strong_versions/gem_version.rb', line 66

def missing?
  return false if stable?
  return false if unstable?

  true
end

#numeric ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 50

def numeric
  # Support extremely precise versions e.g. '1.2.3.4.5.6.7.8.9'
  components = @version.split('.').map(&:to_i)
  components += [0] * (10 - components.size)
  components.reverse.each_with_index.map do |component, index|
    component * 10.pow(index + 1)
  end.sum
end

#suggestion ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 18

def suggestion
  return '' if version_string.empty?

  "'~> #{version_string}'"
end

#to_s ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 10

def to_s
  @version
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/strong_versions/gem_version.rb', line 59

def valid?
  return true if @version =~ /^[1-9][0-9]*\.\d+$/ # major.minor, e.g. "2.5"
  return true if @version =~ /^0\.\d+\.\d+$/ # 0.minor.patch, e.g. "0.1.8"

  false
end

#version_string ⇒ Object 



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# File 'lib/strong_versions/gem_version.rb', line 24

def version_string
  return '' unless standard?

  major, minor, patch = @parts
  return "#{major}.#{minor}" if stable?
  return "#{major}.#{minor}.#{patch}" if unstable?

  raise 'Unexpected condition met'
end

#zero? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/strong_versions/gem_version.rb', line 14

def zero?
  @version == '0'
end