Class: StepUp::Parser::VersionMask

Inherits:
Object
  • Object
show all
Defined in:
lib/step-up/parser/version_mask.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(mask) ⇒ VersionMask

Returns a new instance of VersionMask.

Raises:

  • (ArgumentError) 


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# File 'lib/step-up/parser/version_mask.rb', line 6

def initialize(mask)
  raise ArgumentError if mask.nil? || mask =~ /[1-8]|[09][09]|9.+0/
  @mask = mask.scan(/(\D*)([09])/)
  @to_regex = ""
  @mask.each { |level| @to_regex << "(?:#{level.first.gsub(/([\\\.\*\?\{\}\(\)\[\]])/, '\\\\\1')}(\\d+))#{'?' if level.last == '9'}" }
  @regex = /^#{to_regex}$/
end

Instance Attribute Details

#mask ⇒ Object (readonly)

Returns the value of attribute mask.



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# File 'lib/step-up/parser/version_mask.rb', line 4

def mask
  @mask
end

#regex ⇒ Object (readonly)

Returns the value of attribute regex.



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# File 'lib/step-up/parser/version_mask.rb', line 5

def regex
  @regex
end

#to_regex ⇒ Object (readonly)

Returns the value of attribute to_regex.



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# File 'lib/step-up/parser/version_mask.rb', line 5

def to_regex
  @to_regex
end

Instance Method Details

#blank ⇒ Object 



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# File 'lib/step-up/parser/version_mask.rb', line 42

def blank
  format mask.size.times.map{ 0 }
end

#format(version) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/step-up/parser/version_mask.rb', line 20

def format(version)
  raise ArgumentError unless version.is_a?(Array) && version.size == mask.size
  v = []
  mask.each_with_index do |part, index|
    level = version[index] || 0
    raise ArgumentError unless level.is_a?(Integer)
    unless level.zero? && part.last == '9'
      v << "#{part.first}#{level}"
    end
  end
  v.join
end

#increase_version(version, level) ⇒ Object 



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# File 'lib/step-up/parser/version_mask.rb', line 33

def increase_version(version, level)
  v = parse version
  level = CONFIG.versioning.version_levels.index(level)
  (v.size-level).times do |index|
    v[level+index] = (index.zero? ? (v[level+index] || 0) + 1 : nil)
  end
  format v
end

#parse(version) ⇒ Object 



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# File 'lib/step-up/parser/version_mask.rb', line 14

def parse(version)
  return unless version.is_a?(String)
  v = version.scan(regex).first
  v.nil? ? nil : v.collect(&:to_i)
end