Class: Bricks::Builder
- Inherits:
-
Object
show all
- Includes:
- DSL
- Defined in:
- lib/bricks/builder.rb
Class Method Summary
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Instance Method Summary
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Methods included from DSL
#build, #build!, #build?, #builder, #create, #create!, #create?
Constructor Details
#initialize(klass, attrs = nil, traits = nil, save = false, search = false, &block) ⇒ Builder
Returns a new instance of Builder.
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# File 'lib/bricks/builder.rb', line 36
def initialize(
klass,
attrs = nil,
traits = nil,
save = false,
search = false,
&block)
@class = klass
@attrs = attrs ? deep_copy(attrs) : []
@traits = traits ? Module.new { include traits } : Module.new
@save = save
@search = search
@block = block
extend @traits
end
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Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(name, *args, &block) ⇒ Object
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# File 'lib/bricks/builder.rb', line 76
def method_missing(name, *args, &block)
attr = (return_object = name.to_s =~ /[!?]$/) ? name.to_s.chop : name
result = if respond_to?(attr)
send(attr, *args)
elsif settable?(attr)
set attr, *args, &block
else
raise Bricks::NoAttributeOrTrait, "Can't find `#{name}'."
end
if return_object
opts = {:parent => @parent}
opts[:search] = name.to_s =~ /\?$/ || @search
generate opts
else
result
end
end
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Class Method Details
.adapter ⇒ Object
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# File 'lib/bricks/builder.rb', line 8
def self.adapter
@@adapter
end
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.adapter=(adapter) ⇒ Object
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# File 'lib/bricks/builder.rb', line 12
def self.adapter=(adapter)
@@adapter = adapter
end
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.instances ⇒ Object
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# File 'lib/bricks/builder.rb', line 16
def self.instances
@@instances ||= {}
end
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Instance Method Details
#derive(args = {}) ⇒ Object
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# File 'lib/bricks/builder.rb', line 26
def derive(args = {})
build_attrs
klass = args[:class] || @class
save = args.has_key?(:save) ? args[:save] : @save
search = args.has_key?(:search) ? args[:search] : @search
Builder.new(klass, @attrs, @traits, save, search)
end
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#generate(opts = {}) ⇒ Object
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# File 'lib/bricks/builder.rb', line 53
def generate(opts = {})
parent = opts[:parent]
search = opts.has_key?(:search) ? opts[:search] : @search
obj = initialize_object(parent)
obj = adapter.find(@class, Hash[*@attrs.flatten]) || obj if search
save_object(obj) if @save
obj
end
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#trait(name, &block) ⇒ Object
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# File 'lib/bricks/builder.rb', line 64
def trait(name, &block)
@traits.class_eval do
define_method "__#{name}", &block
define_method name do |*args|
send "__#{name}", *args
self
end
end
end
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#~@ ⇒ Object
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# File 'lib/bricks/builder.rb', line 20
def ~@()
@search = true
self
end
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