Class: ReaPack::Index::Provides

Inherits:
Struct
  • Object
show all
Defined in:
lib/reapack/index/provides.rb

Constant Summary collapse

PROVIDES_REGEX = 
/
  \A
  (?: \[ \s* (?<options> .+? ) \s* \] )?
  \s*
  (?<pattern>.+?)
  (?:
    \s*>\s*(?<target>.+?)
  |
    \s+ (?<url_tpl>(?:file|https?):\/\/.+)
  )?
  \z
/x.freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Attribute Details

#file_pattern ⇒ Object

Returns the value of attribute file_pattern

Returns:

  • (Object) —

    the current value of file_pattern



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# File 'lib/reapack/index/provides.rb', line 2

def file_pattern
  @file_pattern
end

#main ⇒ Object Also known as: main?

Returns the value of attribute main

Returns:

  • (Object) —

    the current value of main



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# File 'lib/reapack/index/provides.rb', line 2

def main
  @main
end

#platform ⇒ Object

Returns the value of attribute platform

Returns:

  • (Object) —

    the current value of platform



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# File 'lib/reapack/index/provides.rb', line 2

def platform
  @platform
end

#target ⇒ Object

Returns the value of attribute target

Returns:

  • (Object) —

    the current value of target



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# File 'lib/reapack/index/provides.rb', line 2

def target
  @target
end

#type ⇒ Object

Returns the value of attribute type

Returns:

  • (Object) —

    the current value of type



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# File 'lib/reapack/index/provides.rb', line 2

def type
  @type
end

#url_template ⇒ Object

Returns the value of attribute url_template

Returns:

  • (Object) —

    the current value of url_template



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# File 'lib/reapack/index/provides.rb', line 2

def url_template
  @url_template
end

Class Method Details

.parse(line) ⇒ Object 



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# File 'lib/reapack/index/provides.rb', line 27

def parse(line)
  m = line.strip.match PROVIDES_REGEX
  return unless m

  instance = self.new m[:pattern], m[:url_tpl], m[:target]

  m[:options]&.split("\x20")&.each {|user_opt|
    user_opt.strip!
    next if user_opt.empty?

    opt = user_opt.downcase

    if Source.is_platform? opt
      instance.platform = opt.to_sym
    elsif type = ReaPack::Index.resolve_type(opt)
      instance.type = type
    elsif opt =~ /\A(nomain)|main(?:=(.+))?\Z/
      if $1 # nomain
        instance.main = false
      elsif $2 # explicit sections
        instance.main = $2.split(',').reject(&:empty?).map {|s| s.to_sym }
      else # implicit sections
        instance.main = true
      end
    else
      raise Error, "unknown option '#{user_opt}'"
    end
  }

  instance
end

.parse_each(input) ⇒ Object 



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# File 'lib/reapack/index/provides.rb', line 19

def parse_each(input)
  if block_given?
    input.to_s.lines.map {|line| i = parse(line) and yield i }
  else
    enum_for :parse_each, input
  end
end