Class: DataMigration::Generators::InstallGenerator

Inherits:
ActiveRecord::Generators::MigrationGenerator
  • Object
show all
Defined in:
lib/generators/data_migration/install_generator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#table_columns ⇒ Object (readonly)

Returns the value of attribute table_columns.



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# File 'lib/generators/data_migration/install_generator.rb', line 10

def table_columns
  @table_columns
end

#table_exists ⇒ Object (readonly)

Returns the value of attribute table_exists.



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# File 'lib/generators/data_migration/install_generator.rb', line 10

def table_exists
  @table_exists
end

Instance Method Details

#create_migration_file ⇒ Object 



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# File 'lib/generators/data_migration/install_generator.rb', line 11

def create_migration_file
  if ActiveRecord::Base.connection.table_exists?(name)
    puts "\e[31mWARNING: Table `#{name}` already exists\e[0m"
    @table_exists = true
    @table_columns = ActiveRecord::Base.connection.columns(name)
  end

  set_local_assigns!
  validate_file_name!
  migration_template "install_#{name}.rb", "#{DataMigration.config.schema_migrations_path}/install_#{file_name}.rb"
end

#migration_parent ⇒ Object 



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# File 'lib/generators/data_migration/install_generator.rb', line 23

def migration_parent
  "ActiveRecord::Migration[#{ActiveRecord::Migration.current_version}]"
end