Class: YAS::DuplicateExt

Inherits:
Object
  • Object
show all
Defined in:
lib/yas/ext/duplicate.rb

Overview

Duplicate value of a key

Usage:

duplicate :mykey => [:other_key, :another_key]

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Class Method Details

.apply(schema, hash) ⇒ Object 



33
34
35
36
37
38
39
40
 
# File 'lib/yas/ext/duplicate.rb', line 33

def self.apply schema, hash
  schema.duplicate_keys.each do |from, to|
    if hash.has_key?(from)
      to = Array(to)
      to.each { |t| hash[t] = hash[from] }
    end
  end
end

.when_schema_inherited(superschema, subschema) ⇒ Object 



26
27
28
29
30
 
# File 'lib/yas/ext/duplicate.rb', line 26

def self.when_schema_inherited superschema, subschema
  superschema.duplicate_keys.each do |from, to|
    subschema.duplicate_keys[key] = to
  end
end

.when_used(schema) ⇒ Object 



21
22
23
 
# File 'lib/yas/ext/duplicate.rb', line 21

def self.when_used schema
  schema.extend ClassMethods
end