Class: Origen::Parameters::Set

Inherits:
Hash show all
Defined in:
lib/origen/parameters/set.rb

Constant Summary collapse

OVERRIDE_HASH_METHODS =

Allow these parameter names to be valid. When used, they will override the methods of the same name provided by the Hash class.

[:min, :max]
OVERRIDE_METHODS =

Allow these parameter names to be valid. When used, they will override the methods of the same name provided by another class.

[:chain]

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Hash

#filter, #ids, #intersect?, #intersections, #longest_key, #longest_value, #recursive_find_by_key, #update_common

Constructor Details

#initialize(options = {}) ⇒ Set

Returns a new instance of Set.



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# File 'lib/origen/parameters/set.rb', line 16

def initialize(options = {})
  if options[:top_level]
    @top_level = self
    @path = ''
    @owner = options[:owner]
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 53

def method_missing(method, *args, &block)
  if defining?
    if args.length == 0
      self[method] ||= new_subset(method)
    elsif args.length > 1
      super
    else
      m = method.to_s.sub('=', '').to_sym
      self[m] = args.first
    end
  else
    if args.length != 0
      super
    else
      if !key?(method)
        nil
      else
        val = self[method]
        if val.is_a?(Set)
          val
        else
          if live?
            Live.new(owner: owner, path: path, name: method)
          else
            if val.is_a?(Proc)
              val.call(*args)
            else
              val
            end
          end
        end
      end
    end
  end
end

Instance Attribute Details

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/origen/parameters/set.rb', line 5

def name
  @name
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/origen/parameters/set.rb', line 6

def path
  @path
end

#top_level ⇒ Object

Returns the value of attribute top_level.



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# File 'lib/origen/parameters/set.rb', line 4

def top_level
  @top_level
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 105

def [](key)
  val = super
  val.is_a?(Proc) ? val.call : val
end

#available_contexts ⇒ Object Also known as: contexts 



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# File 'lib/origen/parameters/set.rb', line 37

def available_contexts
  owner._parameter_sets.keys
end

#context ⇒ Object Also known as: current_context

Returns the current parameter context



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# File 'lib/origen/parameters/set.rb', line 32

def context
  owner._parameter_current
end

#copy_defaults_from(set) ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 42

def copy_defaults_from(set)
  set.each do |name, val|
    if val.is_a?(Set)
      self[name] ||= new_subset(name)
      self[name].copy_defaults_from(val)
    else
      self[name] = val
    end
  end
end

#define(parent = nil) {|_self, parent| ... } ⇒ Object

Yields:

  • (_self, parent)

Yield Parameters:



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# File 'lib/origen/parameters/set.rb', line 24

def define(parent = nil, &_block)
  @defining = true
  yield self, parent
  @defining = false
  finalize unless Origen::Parameters.transaction_open
end

#defining? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/origen/parameters/set.rb', line 116

def defining?
  return true if Origen::Parameters.transaction_open

  if top_level?
    @defining
  else
    top_level.defining?
  end
end

#each ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 95

def each
  super do |key, val|
    if val.is_a?(Proc)
      yield key, val.call
    else
      yield key, val
    end
  end
end

#finalize ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 138

def finalize
  freeze
  each { |_name, val| val.finalize if val.is_a? Set }
end

#live ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 159

def live
  owner._request_live_parameter
  self
end

#live? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/origen/parameters/set.rb', line 155

def live?
  owner._live_parameter_requested?
end

#new_subset(name) ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 143

def new_subset(name)
  set = Set.new
  set.name = name
  set.top_level = top_level
  if path == ''
    set.path = name.to_s
  else
    set.path = "#{path}.#{name}"
  end
  set
end

#owner ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 126

def owner
  if top_level?
    @owner
  else
    top_level.owner
  end
end

#test(*args, &block) ⇒ Object

Test seems to be some kind of reserved word, that doesn’t trigger the method_missing, so re-defining it here to allow a param group called ‘test’



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# File 'lib/origen/parameters/set.rb', line 112

def test(*args, &block)
  method_missing(:test, *args, &block)
end

#to_flat_hash(options = {}) ⇒ Object 



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# File 'lib/origen/parameters/set.rb', line 164

def to_flat_hash(options = {})
  options = {
    delimiter: '.'
  }.update(options)
  flatten_params(self, options[:delimiter]).first
end

#top_level? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/origen/parameters/set.rb', line 134

def top_level?
  top_level == self
end