Class: Bundler::Index

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/bundler/index.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Index

Returns a new instance of Index.



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# File 'lib/bundler/index.rb', line 16

def initialize
  @sources = []
  @cache = {}
  @specs = Hash.new { |h,k| h[k] = Hash.new }
end

Instance Attribute Details

#sources ⇒ Object (readonly)

Returns the value of attribute sources.



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# File 'lib/bundler/index.rb', line 13

def sources
  @sources
end

Class Method Details

.build {|i| ... } ⇒ Object

Yields:

  • (i) 


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# File 'lib/bundler/index.rb', line 7

def self.build
  i = new
  yield i
  i
end

Instance Method Details

#<<(spec) ⇒ Object 



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# File 'lib/bundler/index.rb', line 77

def <<(spec)
  @specs[spec.name]["#{spec.version}-#{spec.platform}"] = spec

  spec
end

#==(o) ⇒ Object 



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# File 'lib/bundler/index.rb', line 117

def ==(o)
  all? do |spec|
    other_spec = o[spec].first
    (spec.dependencies & other_spec.dependencies).empty? && spec.source == other_spec.source
  end
end

#add_source(index) ⇒ Object 



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# File 'lib/bundler/index.rb', line 124

def add_source(index)
  if index.is_a?(Index)
    @sources << index
    @sources.uniq! # need to use uniq! here instead of checking for the item before adding
  else
    raise ArgumentError, "Source must be an index, not #{index.class}"
  end
end

#each(&blk) ⇒ Object 



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# File 'lib/bundler/index.rb', line 83

def each(&blk)
  specs.values.each do |spec_sets|
    spec_sets.values.each(&blk)
  end
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bundler/index.rb', line 37

def empty?
  each { return false }
  true
end

#initialize_copy(o) ⇒ Object 



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# File 'lib/bundler/index.rb', line 22

def initialize_copy(o)
  super
  @sources = @sources.dup
  @cache = {}
  @specs = Hash.new { |h,k| h[k] = Hash.new }

  o.specs.each do |name, hash|
    @specs[name] = hash.dup
  end
end

#inspect ⇒ Object 



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# File 'lib/bundler/index.rb', line 33

def inspect
  "#<#{self.class}:0x#{object_id} sources=#{sources.map{|s| s.inspect}} specs.size=#{specs.size}>"
end

#local_search(query, base = nil) ⇒ Object 



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# File 'lib/bundler/index.rb', line 61

def local_search(query, base = nil)
  case query
  when Gem::Specification, RemoteSpecification, LazySpecification, EndpointSpecification then search_by_spec(query)
  when String then specs_by_name(query)
  when Gem::Dependency then search_by_dependency(query, base)
  else
    raise "You can't search for a #{query.inspect}."
  end
end

#search(query, base = nil) ⇒ Object Also known as: []

Search this index’s specs, and any source indexes that this index knows about, returning all of the results.



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# File 'lib/bundler/index.rb', line 44

def search(query, base = nil)
  results = local_search(query, base)
  seen = Set.new(results.map { |spec| [spec.name, spec.version, spec.platform] })

  @sources.each do |source|
    source.search(query, base).each do |spec|
      lookup = [spec.name, spec.version, spec.platform]
      unless seen.include?(lookup)
        results << spec
        seen << lookup
      end
    end
  end

  results
end

#size ⇒ Object 



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# File 'lib/bundler/index.rb', line 111

def size
  @sources.inject(@specs.size) do |size, source|
    size += source.size
  end
end

#source_types ⇒ Object 



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# File 'lib/bundler/index.rb', line 71

def source_types
  sources.map{|s| s.class }.uniq
end

#unmet_dependency_names ⇒ Object

returns a list of the dependencies



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# File 'lib/bundler/index.rb', line 90

def unmet_dependency_names
  dependency_names = specs.values.map do |hash_of_s|
    hash_of_s.values.map do |s|
      s.dependencies.map{|d| d.name }
    end
  end.flatten.uniq
  dependency_names.select{|name| name != 'bundler' && specs_by_name(name).empty? }
end

#use(other, override_dupes = false) ⇒ Object 



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# File 'lib/bundler/index.rb', line 99

def use(other, override_dupes = false)
  return unless other
  other.each do |s|
    if (dupes = search_by_spec(s)) && dupes.any?
      next unless override_dupes
      self << s
    end
    self << s
  end
  self
end