public static Config.Parser <From, B> flatMapTry <From, A, B>(
this Config.Parser <From, A> aParser, Func <ConfigPath, A, B> f
) =>
(path, o) => aParser(path, o).flatMapRight(a => {
try { return(new Either <ConfigLookupError, B>(f(path, a))); }
catch (ConfigFetchException e) { return(new Either <ConfigLookupError, B>(e.error)); }
catch (Exception e) { return(new Either <ConfigLookupError, B>(ConfigLookupError.fromException(e))); }
});
public static ConfigLookupError parseErrorFor <A>(
ConfigPath path, object node, string extraInfo = null
) =>
ConfigLookupError.wrongType(ImmutableArray.Create(
KV.a("path", path.pathStrWithBase),
KV.a("expected-type", typeof(A).FullName),
KV.a("actual-type", node.GetType().FullName),
KV.a("extraInfo", extraInfo ?? ""),
KV.a("node-contents", node.asDebugString())
));
public ConfigFetchException(ConfigLookupError error) : base(error.ToString())
{
this.error = error;
}
/// Parser that always fails and returns constant. public static Parser <object, A> constantErrorParser <A>(ConfigLookupError error) => (path, _) => Either <ConfigLookupError, A> .Left(error);