Class: WithModel::Table

Inherits:

Object

• Object
• WithModel::Table

Defined in:

lib/with_model/table.rb

Overview

In general, direct use of this class should be avoided. Instead use either the high-level API or low-level API.

Instance Method Summary

• #create ⇒ Object

  Creates the table with the initialized options.

• #destroy ⇒ Object
• #initialize(name, options = {}, connection: ActiveRecord::Base.connection, &block) ⇒ Table constructor

  A new instance of Table.

Constructor Details

#initialize(name, options = {}, connection: ActiveRecord::Base.connection, &block) ⇒ Table

Returns a new instance of Table.

Parameters:

• name (Symbol) —

  The name of the table to create.

• options (defaults to: {}) —

  Passed to ActiveRecord create_table.

• connection (defaults to: ActiveRecord::Base.connection) —

  The connection to use for creating the table.

• block —

  Passed to ActiveRecord create_table.

See Also:

• https://api.rubyonrails.org/classes/ActiveRecord/ConnectionAdapters/SchemaStatements.html#method-i-create_table

# File 'lib/with_model/table.rb', line 14

def initialize(name, options = {}, connection: ActiveRecord::Base.connection, &block)
  @name = name.freeze
  @options = options.freeze
  @block = block
  @connection = connection
end

Instance Method Details

#create ⇒ Object

Creates the table with the initialized options. Drops the table if it already exists.

# File 'lib/with_model/table.rb', line 23

def create
  connection.drop_table(@name) if exists?
  connection.create_table(@name, **@options, &@block)
end

#destroy ⇒ Object

# File 'lib/with_model/table.rb', line 28

def destroy
  connection.drop_table(@name)
end