Class: MrDarcy::Context
- Inherits:
-
Object
- Object
- MrDarcy::Context
- Defined in:
- lib/mr_darcy/context.rb
Class Method Summary collapse
- .action(action_name, &block) ⇒ Object
- .role(role_name, options = {}, &block) ⇒ Object
- .roles ⇒ Object
Instance Method Summary collapse
- #fail(&block) ⇒ Object
- #final ⇒ Object
-
#initialize(role_players = {}) ⇒ Context
constructor
A new instance of Context.
- #then(&block) ⇒ Object
Constructor Details
#initialize(role_players = {}) ⇒ Context
Returns a new instance of Context.
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# File 'lib/mr_darcy/context.rb', line 23 def initialize role_players={} @driver = role_players.delete(:driver) || MrDarcy.driver @deferred = Deferred.new(driver: driver) {} deferred.resolve nil roles = self.class.roles roles.each do |role_name, role| player = role_players[role_name] Kernel::raise ArgumentError, "No role player for #{role_name} supplied" unless player role.pollute(player) self.singleton_class.send :define_method, role_name do player end end end |
Class Method Details
.action(action_name, &block) ⇒ Object
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# File 'lib/mr_darcy/context.rb', line 9 def action action_name, &block define_method action_name do |*args| self.then do |value| self.instance_exec(*args, &block) end self end end |
.role(role_name, options = {}, &block) ⇒ Object
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# File 'lib/mr_darcy/context.rb', line 5 def role role_name, ={}, &block self.roles[role_name] = Role.new(role_name, , &block) end |
.roles ⇒ Object
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# File 'lib/mr_darcy/context.rb', line 18 def roles @roles ||= {} end |
Instance Method Details
#fail(&block) ⇒ Object
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# File 'lib/mr_darcy/context.rb', line 48 def fail &block deferred.fail do |value| self.instance_exec(value, &block) end self end |
#final ⇒ Object
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# File 'lib/mr_darcy/context.rb', line 61 def final deferred.final self end |
#then(&block) ⇒ Object
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# File 'lib/mr_darcy/context.rb', line 41 def then &block deferred.then do |value| self.instance_exec(value, &block) end self end |