Class: PulseMeter::Visualize::DSL::Base

Inherits:
Object
  • Object
show all
Includes:
Mixins::Utils
Defined in:
lib/pulse-meter/visualize/dsl/base.rb

Direct Known Subclasses

Layout, Page, Sensor, Widget

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Mixins::Utils

#assert_array!, #assert_positive_integer!, #assert_ranged_float!, #camelize, #camelize_keys, #constantize, #each_subset, #parse_time, #subsets_of, #symbolize_keys, #titleize, #uniqid

Constructor Details

#initialize ⇒ Base

Returns a new instance of Base.



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 9

def initialize
  @opts = {}
end

Class Method Details

.array_extender(name, &block) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 63

def array_extender(name, &block)
  define_method(name) do |val|
    @opts[name] ||=[]
    block.call(val) if block
    @opts[name] << val
  end
end

.bool_setter(name) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 34

def bool_setter(name)
  define_method(name) do |val|
    @opts[name] = !!val
  end
end

.data_class ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 84

def data_class
  @data_class || PulseMeter::Visualize::Base
end

.data_class=(klass) ⇒ Object

Raises:



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 88

def data_class=(klass)
  raise BadDataClass unless klass.is_a?(Class) && klass <= PulseMeter::Visualize::Base
  @data_class = klass
end

.deprecated_setter(name) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 21

def deprecated_setter(name)
  define_method(name) do |*args|
    STDERR.puts "DEPRECATION: #{name} DSL helper does not take any effect anymore."
  end
end

.dsl_array_extender(collection_name, name, klass) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 77

def dsl_array_extender(collection_name, name, klass)
  define_method(name) do |*args, &block|
    @opts[collection_name] ||= DArray.new
    @opts[collection_name] << create_dsl_obj(args, klass, block)
  end
end

.dsl_setter(name, klass) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 71

def dsl_setter(name, klass)
  define_method(name) do |*args, &block|
    @opts[name] = create_dsl_obj(args, klass, block)
  end
end

.hash_extender(name, &block) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 56

def hash_extender(name, &block)
  define_method(name) do |val|
    @opts[name] ||= {}
    @opts[name].merge!(val)
  end
end

.int_setter(name, &block) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 48

def int_setter(name, &block)
  define_method(name) do |val|
    val = val.to_i
    block.call(val) if block
    @opts[name] = val
  end
end

.setter(name, &block) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 27

def setter(name, &block)
  define_method(name) do |val|
    block.call(val) if block
    @opts[name] = val
  end
end

.string_setter(name, &block) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 40

def string_setter(name, &block)
  define_method(name) do |val|
    val = val.to_s
    block.call(val) if block
    @opts[name] = val
  end
end

Instance Method Details

#create_dsl_obj(args, klass, block) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 95

def create_dsl_obj(args, klass, block)
  params, options = extract_params(args)
  dsl_obj = klass.new(*params)
  dsl_obj.process_args(options)
  block.call(dsl_obj) if block
  dsl_obj
end

#extract_params(args) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 103

def extract_params(args)
  opts = if args.last.is_a?(Hash)
    args.pop
  else
    {}
  end
  [args, opts]
end

#process_args(args) ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 13

def process_args(args)
  args.each_pair do |k, v|
    send(k, v)
  end
end

#to_data ⇒ Object 



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# File 'lib/pulse-meter/visualize/dsl/base.rb', line 112

def to_data
  klass = self.class.data_class
  args = @opts.each_with_object({}) do |(k, v), acc|
    acc[k] = case v
      when PulseMeter::Visualize::DSL::Base
        v.to_data
      when DArray
        v.map(&:to_data)
      else
        v
    end
  end
  klass.new(args)
end