class Megam::ComponentsCollection

Attributes

iterator[R]

Public Class Methods

json_create(o) click to toggle source
# File lib/megam/core/components_collection.rb, line 102
def self.json_create(o)
    collection = self.new()
    o["results"].each do |components_list|
        components_array = components_list.kind_of?(Array) ? components_list : [ components_list ]
        components_array.each do |components|
            collection.insert(components)

        end
    end
    collection
end
new() click to toggle source
# File lib/megam/core/components_collection.rb, line 6
def initialize
    @components = Array.new
    @components_by_name = Hash.new
    @insert_after_idx = nil
end

Public Instance Methods

<<(*args) click to toggle source
# File lib/megam/core/components_collection.rb, line 26
def <<(*args)
    args.flatten.each do |a|
        is_megam_components(a)
        @components << a
        @components_by_name[a.name] = @components.length - 1
    end
    self
end
Also aliased as: push
[](index) click to toggle source
# File lib/megam/core/components_collection.rb, line 16
def [](index)
    @components[index]
end
[]=(index, arg) click to toggle source
# File lib/megam/core/components_collection.rb, line 20
def []=(index, arg)
    is_megam_components(arg)
    @components[index] = arg
    @components_by_name[arg.name] = index
end
all_components() click to toggle source
# File lib/megam/core/components_collection.rb, line 12
def all_components
    @components
end
each() { |components| ... } click to toggle source
# File lib/megam/core/components_collection.rb, line 57
def each
    @components.each do |components|
        yield components
    end
end
each_index() { |i| ... } click to toggle source
# File lib/megam/core/components_collection.rb, line 63
def each_index
    @components.each_index do |i|
        yield i
    end
end
empty?() click to toggle source
# File lib/megam/core/components_collection.rb, line 69
def empty?
    @components.empty?
end
for_json() click to toggle source
# File lib/megam/core/components_collection.rb, line 93
def for_json
    to_a.map { |item| item.to_s }
end
insert(components) click to toggle source
# File lib/megam/core/components_collection.rb, line 38
def insert(components)
    is_megam_components(components)
    if @insert_after_idx
        # in the middle of executing a run, so any nodes inserted now should
        # be placed after the most recent addition done by the currently executing
        # node
        @components.insert(@insert_after_idx + 1, components)
        # update name -> location mappings and register new node
        @components_by_name.each_key do |key|
            @components_by_name[key] += 1 if @components_by_name[key] > @insert_after_idx
        end
        @components_by_name[components.name] = @insert_after_idx + 1
        @insert_after_idx += 1
    else
        @components << components
        @components_by_name[components.name] = @components.length - 1
    end
end
lookup(components) click to toggle source
# File lib/megam/core/components_collection.rb, line 73
def lookup(components)
    lookup_by = nil
    if components.kind_of?(Megam::Components)
        lookup_by = components.name
    elsif components.kind_of?(String)
        lookup_by = components
    else
        raise ArgumentError, "Must pass a Megam::components or String to lookup"
    end
    res = @components_by_name[lookup_by]
    unless res
        raise ArgumentError, "Cannot find a node matching #{lookup_by} (did you define it first?)"
    end
    @components[res]
end
push(*args)

'push' is an alias method to <<

Alias for: <<
to_json(*a) click to toggle source
# File lib/megam/core/components_collection.rb, line 97
def to_json(*a)
    Megam::JSONCompat.to_json(for_json, *a)
end
to_s() click to toggle source
# File lib/megam/core/components_collection.rb, line 89
def to_s
    @components.join(", ")
end

Private Instance Methods

is_megam_components(arg) click to toggle source
# File lib/megam/core/components_collection.rb, line 116
def is_megam_components(arg)
    unless arg.kind_of?(Megam::Components)
        raise ArgumentError, "Members must be Megam::components"
    end
    true
end