miBadger / miBadger.ActiveRecord

		}

		// Enforcing 1 hook per table column

		if (array_key_exists($columnName, $hookMap)) {

			$message = "Hook is trying to register on an already registered column \"$columnName\", ";

			$message .= "do you have conflicting traits?";

			throw new ActiveRecordException($message, 0);

		}

	}

	/**

		}

		// Enforcing table can only be extended with new columns

		if (array_key_exists($columnName, $this->tableDefinition)) {

			$message = "Table is being extended with a column that already exists, ";

			$message .= "\"$columnName\" conflicts with your table definition";

			throw new ActiveRecordException($message, 0);

		}

		$this->tableDefinition[$columnName] = $definition;

	}