Method: ActiveRecord::DatabaseConfigurations#resolve

Defined in:
activerecord/lib/active_record/database_configurations.rb

#resolve(config) ⇒ Object

Returns fully resolved connection, accepts hash, string or symbol. Always returns a DatabaseConfiguration::DatabaseConfig

Examples

Symbol representing current environment.

DatabaseConfigurations.new("production" => {}).resolve(:production)
# => DatabaseConfigurations::HashConfig.new(env_name: "production", config: {})

One layer deep hash of connection values.

DatabaseConfigurations.new({}).resolve("adapter" => "sqlite3")
# => DatabaseConfigurations::HashConfig.new(config: {"adapter" => "sqlite3"})

Connection URL.

DatabaseConfigurations.new({}).resolve("postgresql://localhost/foo")
# => DatabaseConfigurations::UrlConfig.new(config: {"adapter" => "postgresql", "host" => "localhost", "database" => "foo"})



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# File 'activerecord/lib/active_record/database_configurations.rb', line 170

def resolve(config) # :nodoc:
  return config if DatabaseConfigurations::DatabaseConfig === config

  case config
  when Symbol
    resolve_symbol_connection(config)
  when Hash, String
    build_db_config_from_raw_config(default_env, "primary", config)
  else
    raise TypeError, "Invalid type for configuration. Expected Symbol, String, or Hash. Got #{config.inspect}"
  end
end