Class: Bundler::Index

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

Constant Summary collapse

RUBY = 
"ruby"
NULL = 
"\0"

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 19

def initialize
  @sources = []
  @cache = {}
  @specs = {}
  @duplicates = {}
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

#add(spec) ⇒ Object Also known as: << 



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# File 'lib/bundler/index.rb', line 81

def add(spec)
  (@specs[spec.name] ||= {}).store(spec.full_name, spec)
end

#add_source(index) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/bundler/index.rb', line 161

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

#dependencies_eql?(spec, other_spec) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bundler/index.rb', line 155

def dependencies_eql?(spec, other_spec)
  deps       = spec.dependencies.select {|d| d.type != :development }
  other_deps = other_spec.dependencies.select {|d| d.type != :development }
  deps.sort == other_deps.sort
end

#dependency_names ⇒ Object 



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# File 'lib/bundler/index.rb', line 107

def dependency_names
  names = []
  each do |spec|
    spec.dependencies.each do |dep|
      next if dep.type == :development
      names << dep.name
    end
  end
  names.uniq
end

#each(&blk) ⇒ Object 



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# File 'lib/bundler/index.rb', line 86

def each(&blk)
  return enum_for(:each) unless blk
  specs.values.each do |spec_sets|
    spec_sets.values.each(&blk)
  end
  sources.each {|s| s.each(&blk) }
  self
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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

def empty?
  each { return false }
  true
end

#initialize_copy(o) ⇒ Object 



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# File 'lib/bundler/index.rb', line 26

def initialize_copy(o)
  @sources = o.sources.dup
  @cache = {}
  @specs = {}
  @duplicates = {}

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

#inspect ⇒ Object 



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# File 'lib/bundler/index.rb', line 40

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

#local_search(query) ⇒ Object 



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

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

#merge!(other) ⇒ Object

Combines indexes proritizing specs from ‘other`, like `Hash#merge!` Duplicate specs found in `self` are saved in `@duplicates`.



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# File 'lib/bundler/index.rb', line 130

def merge!(other)
  return unless other
  other.each do |spec|
    if existing = find_by_spec(spec)
      add_duplicate(existing)
    end
    add spec
  end
  self
end

#search(query) ⇒ 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 58

def search(query)
  results = local_search(query)
  return results unless @sources.any?

  @sources.each do |source|
    results = safe_concat(results, source.search(query))
  end
  results.uniq!(&:full_name) unless results.empty? # avoid modifying frozen EMPTY_SEARCH
  results
end

#search_all(name, &blk) ⇒ Object 



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# File 'lib/bundler/index.rb', line 49

def search_all(name, &blk)
  return enum_for(:search_all, name) unless blk
  specs_by_name(name).each(&blk)
  @duplicates[name]&.each(&blk)
  @sources.each {|source| source.search_all(name, &blk) }
end

#size ⇒ Object 



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# File 'lib/bundler/index.rb', line 141

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

#spec_names ⇒ Object 



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# File 'lib/bundler/index.rb', line 95

def spec_names
  names = specs.keys + sources.map(&:spec_names)
  names.uniq!
  names
end

#subset?(other) ⇒ Boolean

Whether all the specs in self are in other

Returns:

  • (Boolean) 


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# File 'lib/bundler/index.rb', line 148

def subset?(other)
  all? do |spec|
    other_spec = other[spec].first
    other_spec && dependencies_eql?(spec, other_spec) && spec.source == other_spec.source
  end
end

#unmet_dependency_names ⇒ Object 



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# File 'lib/bundler/index.rb', line 101

def unmet_dependency_names
  dependency_names.select do |name|
    search(name).empty?
  end
end

#use(other) ⇒ Object

Combines indexes proritizing existing specs, like ‘Hash#reverse_merge!` Duplicate specs found in `other` are stored in `@duplicates`.



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# File 'lib/bundler/index.rb', line 120

def use(other)
  return unless other
  other.each do |spec|
    exist?(spec) ? add_duplicate(spec) : add(spec)
  end
  self
end