Module: Arc::Quoting

Included in:
DataStores::AbstractDataStore
Defined in:
lib/arc/quoting.rb

Defined Under Namespace

Classes: CannotCastValueError

Instance Method Summary collapse

Instance Method Details

#quote(value, klass = value.class) ⇒ Object

Raises:



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# File 'lib/arc/quoting.rb', line 19

def quote(value, klass=value.class)
  return quote_nil if (value.nil?)
  klass = value.class if klass.nil?
  if value.is_a? Class
    return quote_string value.name
  end
  case klass
  when String, Symbol
    method = "quote_#{klass.to_s}"
    return send method, value if respond_to? method, :include_private => true
  when Arc::DataStores::ObjectDefinitions::Column
    method = "quote_#{Arc::Casting::TYPES[klass.type.to_sym]}"
    return send(method, value)
  else
    while klass.name do
      method = "quote_#{klass.name.downcase.gsub(/class/,'')}"
      return send method, value if respond_to? method, :include_private => true
      klass = klass.superclass
    end
  end
  raise CannotCastValueError, "Unable to cast #{value}"
end

#quote_column(column_name) ⇒ Object Also known as: quote_column_name

Quotes the column name. Defaults to no quoting.



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# File 'lib/arc/quoting.rb', line 8

def quote_column(column_name)
  "\"#{column_name}\""
end

#quote_table(table_name) ⇒ Object Also known as: quote_table_name

Quotes the table name. Defaults to column name quoting.



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# File 'lib/arc/quoting.rb', line 14

def quote_table(table_name)
  quote_column_name(table_name)
end