Module: EnumTable::Record

Extended by:
ActiveSupport::Concern
Defined in:
lib/enum_table/record.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#enum(name) ⇒ Object 



151
152
153
 
# File 'lib/enum_table/record.rb', line 151

def enum(name)
  self.class.enums[name]
end

#enum!(name) ⇒ Object 



155
156
157
158
 
# File 'lib/enum_table/record.rb', line 155

def enum!(name)
  self.class.enums[name] or
    raise ArgumentError, "no such enum: #{name}"
end

#enum_change(name) ⇒ Object 



194
195
196
197
198
199
200
 
# File 'lib/enum_table/record.rb', line 194

def enum_change(name)
  reflection = enum!(name)
  change = attribute_change(reflection.id_name.to_s) or
    return nil
  old_id, new_id = *change
  [reflection.value(old_id), reflection.value(new_id)]
end

#enum_changed?(name) ⇒ Boolean

Returns:

  • (Boolean) 


183
184
185
186
 
# File 'lib/enum_table/record.rb', line 183

def enum_changed?(name)
  reflection = enum!(name)
  attribute_changed?(reflection.id_name.to_s)
end

#enum_id(name, value) ⇒ Object 



160
161
162
 
# File 'lib/enum_table/record.rb', line 160

def enum_id(name, value)
  self.class.enum_id(name, value)
end

#enum_was(name) ⇒ Object 



188
189
190
191
192
 
# File 'lib/enum_table/record.rb', line 188

def enum_was(name)
  reflection = enum!(name)
  id = attribute_was(reflection.id_name.to_s)
  reflection.value(id)
end

#query_enum(name) ⇒ Object 



170
171
172
173
174
 
# File 'lib/enum_table/record.rb', line 170

def query_enum(name)
  reflection = enum!(name)
  id = read_attribute(reflection.id_name)
  !!reflection.value(id)
end

#read_attribute(name) ⇒ Object 



202
203
204
205
206
 
# File 'lib/enum_table/record.rb', line 202

def read_attribute(name)
  reflection = enum(name) or
    return super
  read_enum(name)
end

#read_enum(name) ⇒ Object 



164
165
166
167
168
 
# File 'lib/enum_table/record.rb', line 164

def read_enum(name)
  reflection = enum!(name)
  id = read_attribute(reflection.id_name)
  reflection.value(id)
end

#write_attribute(name, value) ⇒ Object 



208
209
210
211
212
 
# File 'lib/enum_table/record.rb', line 208

def write_attribute(name, value)
  reflection = enum(name) or
    return super
  write_enum(name, value)
end

#write_enum(name, value) ⇒ Object 



176
177
178
179
180
181
 
# File 'lib/enum_table/record.rb', line 176

def write_enum(name, value)
  reflection = enum!(name)
  id = reflection.id(value)
  write_attribute(reflection.id_name, id)
  value
end