# A row from a `Statement`
class StatementRow
	# Statement linked to `self`
	var statement: Statement

	# Maps the column name to its value
	fun map: Map[String, nullable Sqlite3Data]
	do
		var ret = new ArrayMap[String, nullable Sqlite3Data]
		for i in [0 .. length[ do
			var st = self[i]
			ret[st.name] = st.value
		end
		return ret
	end

	# Number of entries in this row
	#
	# require: `self.statement.is_open`
	fun length: Int
	do
		assert statement_closed: statement.is_open

		return statement.native_statement.column_count
	end

	# Returns the `i`th entry on this row
	fun [](i: Int): StatementEntry do return new StatementEntry(statement, i)
end