Module: ActiveRecord::ConnectionAdapters::Peasys::Quoting::ClassMethods

Defined in:
lib/active_record/connection_adapters/peasys/quoting.rb

Overview

:nodoc:

Instance Method Summary collapse

Instance Method Details

#column_name_matcher ⇒ Object 



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# File 'lib/active_record/connection_adapters/peasys/quoting.rb', line 13

def column_name_matcher
  /
    \A
    (
      (?:
        # "TABLE"."COLUMN" | function(one or two args)
        ((?:\w+\.|"\w+"\.)?(?:\w+|"\w+") | \w+\((?:|\g<2>)\))
      )
      (?:(?:\s+AS)?\s+(?:\w+|"\w+"))?
    )
    (?:\s*,\s*\g<1>)*
    \z
  /ix
end

#column_name_with_order_matcher ⇒ Object 



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# File 'lib/active_record/connection_adapters/peasys/quoting.rb', line 28

def column_name_with_order_matcher
  /
    \A
    (
      (?:
        ((?:\w+\.|"\w+"\.)?(?:\w+|"\w+") | \w+\((?:|\g<2>)\))
      )
      (?:\s+ASC|\s+DESC)?
      (?:\s+NULLS\s+(?:FIRST|LAST))?
    )
    (?:\s*,\s*\g<1>)*
    \z
  /ix
end

#quote_column_name(name) ⇒ Object 



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# File 'lib/active_record/connection_adapters/peasys/quoting.rb', line 43

def quote_column_name(name)
  QUOTED_COLUMN_NAMES[name] ||= %("#{name.to_s.gsub('"', '""').upcase}").freeze
end

#quote_table_name(name) ⇒ Object 



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# File 'lib/active_record/connection_adapters/peasys/quoting.rb', line 47

def quote_table_name(name)
  QUOTED_TABLE_NAMES[name] ||= begin
    parts = name.to_s.split(".")
    parts.map { |p| %("#{p.gsub('"', '""').upcase}") }.join(".").freeze
  end
end