/// <summary>
/// Adds a TOML configuration source to <paramref name="builder"/>.
/// </summary>
/// <param name="builder">The <see cref="IConfigurationBuilder"/> to add to.</param>
/// <param name="provider">The <see cref="IFileProvider"/> to use to access the file.</param>
/// <param name="path">Path relative to the base path stored in
/// <see cref="IConfigurationBuilder.Properties"/> of <paramref name="builder"/>.</param>
/// <param name="optional">Whether the file is optional.</param>
/// <param name="reloadOnChange">Whether the configuration should be reloaded if the file changes.</param>
/// <returns>The <see cref="IConfigurationBuilder"/>.</returns>
public static IConfigurationBuilder AddTomlFile(this IConfigurationBuilder builder, IFileProvider provider, string path, bool optional, bool reloadOnChange)
{
builder = builder ?? throw new ArgumentNullException(nameof(builder));
if (string.IsNullOrWhiteSpace(path))
{
throw new ArgumentException("Path must not be null or whitespace.", nameof(path));
}
if (provider == null && Path.IsPathRooted(path))
{
provider = new PhysicalFileProvider(Path.GetDirectoryName(path));
path = Path.GetFileName(path);
}
var source = new TomlConfigurationSource {
FileProvider = provider,
Path = path,
Optional = optional,
ReloadOnChange = reloadOnChange
};
builder.Add(source);
return(builder);
}
public TomlConfigurationProvider(TomlConfigurationSource source) : base(source)
{
}