Class: J2119::Constraint

Inherits:

Object

• Object
• J2119::Constraint

Defined in:

lib/j2119/constraints.rb

Overview

These all respond_to check(node, path, problem)

- node is the JSON node being checked
- path is the current path, for reporting practices
- problems is a list of problem reports

TODO: Add a “role” argument to enrich error reporting

Direct Known Subclasses

DoesNotHaveFieldConstraint, FieldTypeConstraint, FieldValueConstraint, HasFieldConstraint, NonEmptyConstraint, OnlyOneOfConstraint

Instance Method Summary

• #add_condition(condition) ⇒ Object
• #applies(node, role) ⇒ Object
• #initialize ⇒ Constraint constructor

  A new instance of Constraint.

Constructor Details

#initialize ⇒ Constraint

Returns a new instance of Constraint.

# File 'lib/j2119/constraints.rb', line 25

def initialize
  @conditions = []
end

Instance Method Details

#add_condition(condition) ⇒ Object

# File 'lib/j2119/constraints.rb', line 29

def add_condition(condition)
  @conditions << condition
end

#applies(node, role) ⇒ Object

# File 'lib/j2119/constraints.rb', line 33

def applies(node, role)
  return @conditions.empty? ||
    @conditions.map{|c| c.constraint_applies(node, role)}.any?
end