class Version::Component

(The MIT License)

Copyright © 2010-2010 Stephen Touset

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Attributes

digits[RW]
letter[RW]

Public Class Methods

new(component) click to toggle source

Creates a single Component of a version, consisting of digits and possibly a letter. For example, 1, 3a, 12, or 0.

# File lib/asrake/version/component.rb, line 32
def initialize(component)
        parts = component.split /(?=\D)/
        
        self.digits = parts[0].to_i
        self.letter = parts[1].to_s.strip
end

Public Instance Methods

<=>(other) click to toggle source
# File lib/asrake/version/component.rb, line 67
def <=>(other)
        self.to_sortable_a <=> other.to_sortable_a
end
initialize_copy(other) click to toggle source
# File lib/asrake/version/component.rb, line 39
def initialize_copy(other)
        self.digits = other.digits
        self.letter = other.letter.dup
end
inspect() click to toggle source
# File lib/asrake/version/component.rb, line 87
def inspect
        self.to_s.inspect
end
next(pre = false) click to toggle source
# File lib/asrake/version/component.rb, line 52
def next(pre = false)
        self.dup.next!(pre)
end
next!(pre = false) click to toggle source
# File lib/asrake/version/component.rb, line 56
def next!(pre = false)
        case
                when (         pre and       self.prerelease?) then self.letter.next!
                when (    pre and not self.prerelease?) then self.letter = 'a'
                when (not pre and      self.prerelease?) then self.letter = ''
                when (not pre and not self.prerelease?) then self.digits = self.digits.next
        end
        
        self
end
prerelease?() click to toggle source
# File lib/asrake/version/component.rb, line 44
def prerelease?
        not self.letter.empty?
end
to_a() click to toggle source
# File lib/asrake/version/component.rb, line 75
def to_a
        [ self.digits, self.letter ]
end
to_i() click to toggle source
# File lib/asrake/version/component.rb, line 79
def to_i
        self.digits
end
to_s() click to toggle source
# File lib/asrake/version/component.rb, line 83
def to_s
        self.to_a.join
end
to_sortable_a() click to toggle source
# File lib/asrake/version/component.rb, line 71
def to_sortable_a
        [ self.digits, self.prerelease? ? 0 : 1, self.letter ]
end
unprerelease!() click to toggle source
# File lib/asrake/version/component.rb, line 48
def unprerelease!
        self.next! if self.prerelease?
end