/// <summary>
/// Creates an instance of <see cref="DbConnection"/> that can be used to connect to the SQL LocalDB instance
/// using the only connection string configured in the current application configuration file.
/// </summary>
/// <param name="instance">The <see cref="ISqlLocalDbInstance"/> to get the connection string builder for.</param>
/// <returns>
/// The created instance of <see cref="DbConnectionStringBuilder"/>.
/// </returns>
/// <exception cref="ArgumentNullException">
/// <paramref name="instance"/> is <see langword="null"/>.
/// </exception>
/// <exception cref="InvalidOperationException">
/// No connection strings are configured in the application configuration file or more than one
/// connection string is configured in the application configuration file.
/// </exception>
/// <remarks>
/// Connection strings may be inherited from outside the current application's configuration file, such as from
/// <c>machine.config</c>. To use this overload it is recommended that, unless otherwise needed, a <c><clear/></c>
/// element is added to the <c><connectionStrings></c> section of your application configuration file to
/// prevent the default connection strings from being inherited.
/// </remarks>
public static DbConnection GetConnectionForDefaultModel(this ISqlLocalDbInstance instance)
{
DbConnectionStringBuilder builder = instance.GetConnectionStringForDefaultModel();
return(CreateConnection(builder.ConnectionString));
}
/// <summary> /// Creates an instance of <see cref="DbConnectionStringBuilder"/> that can be used to connect to the SQL LocalDB instance /// using the only connection string configured in the current application configuration file. /// </summary> /// <param name="instance">The <see cref="ISqlLocalDbInstance"/> to get the connection string builder for.</param> /// <returns> /// The created instance of <see cref="DbConnectionStringBuilder"/>. /// </returns> /// <exception cref="ArgumentNullException"> /// <paramref name="instance"/> is <see langword="null"/>. /// </exception> /// <exception cref="InvalidOperationException"> /// No connection strings are configured in the application configuration file or more than one /// connection string is configured in the application configuration file. /// </exception> /// <remarks> /// Connection strings may be inherited from outside the current application's configuration file, such as from /// <c>machine.config</c>. To use this overload it is recommended that, unless otherwise needed, a <c><clear/></c> /// element is added to the <c><connectionStrings></c> section of your application configuration file to /// prevent the default connection strings from being inherited. /// </remarks> public static DbConnectionStringBuilder GetConnectionStringForDefaultModel(this ISqlLocalDbInstance instance) => instance.GetConnectionStringForDefaultModel(null);