Class: ActiveRecord::Extensions::PostgreSQLRegexp

Inherits:
RegexpBase
  • Object
show all
Defined in:
lib/ar-extensions/extensions.rb

Overview

ActiveRecord::Extension for implementing Regexp implementation for PostgreSQL. See documention for RegexpBase.

Note: this doesn’t support case insensitive matches.

Constant Summary

Constants inherited from RegexpBase

RegexpBase::EQUAL_RGX, RegexpBase::NOT_EQUAL_RGX

Class Method Summary collapse

Methods inherited from RegexpBase

field_result

Class Method Details

.process(key, val, caller) ⇒ Object 



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# File 'lib/ar-extensions/extensions.rb', line 407

def self.process( key, val, caller )
  return nil unless val.is_a?( Regexp )
  r = field_result( key, caller )
  return Result.new((r.negate? \
   ? "#{caller.quoted_table_name}.#{r.fieldname} !~ ? OR #{caller.quoted_table_name}.#{r.fieldname} IS NULL" \
   : "#{caller.quoted_table_name}.#{r.fieldname} ~ ?"), val )
end