Class: DeclarativePolicy::Rule::DelegatedCondition

Inherits:
Base
  • Object
show all
Defined in:
lib/declarative_policy/rule.rb

Overview

A rule constructed from DelegateDsl - using a condition from a delegated policy.

Constant Summary collapse

MissingDelegate =

Internal use only - this is rescued each time it's raised.

Class.new(StandardError)

Instance Method Summary collapse

Methods inherited from Base

#and, #inspect, make, #negate, #or, #simplify

Constructor Details

#initialize(delegate_name, name) ⇒ DelegatedCondition

Returns a new instance of DelegatedCondition.


107
108
109
110
# File 'lib/declarative_policy/rule.rb', line 107

def initialize(delegate_name, name)
  @delegate_name = delegate_name
  @name = name
end

Instance Method Details

#cached_pass?(context) ⇒ Boolean

Returns:

  • (Boolean)

125
126
127
128
129
130
131
132
# File 'lib/declarative_policy/rule.rb', line 125

def cached_pass?(context)
  condition = delegated_context(context).condition(@name)
  return unless condition.cached?

  condition.pass?
rescue MissingDelegate
  false
end

#delegated_context(context) ⇒ Object

Raises:


112
113
114
115
116
117
# File 'lib/declarative_policy/rule.rb', line 112

def delegated_context(context)
  policy = context.delegated_policies[@delegate_name]
  raise MissingDelegate if policy.nil?

  policy
end

#pass?(context) ⇒ Boolean

Returns:

  • (Boolean)

134
135
136
137
138
# File 'lib/declarative_policy/rule.rb', line 134

def pass?(context)
  delegated_context(context).condition(@name).pass?
rescue MissingDelegate
  false
end

#reprObject


140
141
142
# File 'lib/declarative_policy/rule.rb', line 140

def repr
  "#{@delegate_name}.#{@name}"
end

#score(context) ⇒ Object


119
120
121
122
123
# File 'lib/declarative_policy/rule.rb', line 119

def score(context)
  delegated_context(context).condition(@name).score
rescue MissingDelegate
  0
end