Class: ROM::Cassandra::Query

Inherits:

Object

• Object
• ROM::Cassandra::Query

Defined in:

lib/rom/cassandra/query.rb

Overview

Wraps the external CQL query builder

Constant Summary

DEFAULT_BUILDER =

Default CQL statements builder

QueryBuilder::CQL

Instance Method Summary

• #initialize(query = nil) ⇒ Query constructor

  Initializes the object carrying the lazy query.

• #to_s ⇒ String

  Builds the Query statement from the wrapped query.

Constructor Details

#initialize(query = nil) ⇒ Query

Initializes the object carrying the lazy query

Parameters:

• query (ROM::Cassandra::Query) (defaults to: nil)

# File 'lib/rom/cassandra/query.rb', line 18

def initialize(query = nil)
  @query = query || DEFAULT_BUILDER
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object (private)

# File 'lib/rom/cassandra/query.rb', line 36

def method_missing(name, *args)
  updated_query = @query.public_send(name, *args)
  self.class.new(updated_query)
end

Instance Method Details

#to_s ⇒ String

Builds the Query statement from the wrapped query

Returns:

• (String)

# File 'lib/rom/cassandra/query.rb', line 26

def to_s
  @query.to_s
end