podcasts/hammond-data/src/errors.rs
Jordan Petridis f9b34bbd50
h-data: Initial implementation of an OPML parser and importer.
This is not really compiant with the OPML spec and there
does not seem to be an OPML crate sadly. There are edge-cases
that are not handled but will only be addressed if a problem is reported.
2018-05-10 18:17:19 +03:00

132 lines
3.4 KiB
Rust

use diesel;
use diesel::r2d2;
use diesel_migrations::RunMigrationsError;
use hyper;
use native_tls;
use rss;
use url;
use xml;
use std::io;
use models::Source;
#[fail(display = "Request to {} returned {}. Context: {}", url, status_code, context)]
#[derive(Fail, Debug)]
pub struct HttpStatusError {
url: String,
status_code: hyper::StatusCode,
context: String,
}
impl HttpStatusError {
pub fn new(url: String, code: hyper::StatusCode, context: String) -> Self {
HttpStatusError {
url,
status_code: code,
context,
}
}
}
#[derive(Fail, Debug)]
pub enum DataError {
#[fail(display = "SQL Query failed: {}", _0)]
DieselResultError(#[cause] diesel::result::Error),
#[fail(display = "Database Migration error: {}", _0)]
DieselMigrationError(#[cause] RunMigrationsError),
#[fail(display = "R2D2 error: {}", _0)]
R2D2Error(#[cause] r2d2::Error),
#[fail(display = "R2D2 Pool error: {}", _0)]
R2D2PoolError(#[cause] r2d2::PoolError),
#[fail(display = "Hyper Error: {}", _0)]
HyperError(#[cause] hyper::Error),
#[fail(display = "Failed to parse a url: {}", _0)]
// TODO: print the url too
UrlError(#[cause] url::ParseError),
#[fail(display = "TLS Error: {}", _0)]
TLSError(#[cause] native_tls::Error),
#[fail(display = "IO Error: {}", _0)]
IOError(#[cause] io::Error),
#[fail(display = "RSS Error: {}", _0)]
RssError(#[cause] rss::Error),
#[fail(display = "XML Reader Error: {}", _0)]
XmlReaderError(#[cause] xml::reader::Error),
#[fail(display = "Error: {}", _0)]
Bail(String),
#[fail(display = "{}", _0)]
HttpStatusGeneral(HttpStatusError),
#[fail(display = "FIXME: This should be better")]
F301(Source),
#[fail(display = "Error occured while Parsing an Episode. Reason: {}", reason)]
ParseEpisodeError { reason: String, parent_id: i32 },
#[fail(display = "Episode was not changed and thus skipped.")]
EpisodeNotChanged,
}
impl From<RunMigrationsError> for DataError {
fn from(err: RunMigrationsError) -> Self {
DataError::DieselMigrationError(err)
}
}
impl From<diesel::result::Error> for DataError {
fn from(err: diesel::result::Error) -> Self {
DataError::DieselResultError(err)
}
}
impl From<r2d2::Error> for DataError {
fn from(err: r2d2::Error) -> Self {
DataError::R2D2Error(err)
}
}
impl From<r2d2::PoolError> for DataError {
fn from(err: r2d2::PoolError) -> Self {
DataError::R2D2PoolError(err)
}
}
impl From<hyper::Error> for DataError {
fn from(err: hyper::Error) -> Self {
DataError::HyperError(err)
}
}
impl From<url::ParseError> for DataError {
fn from(err: url::ParseError) -> Self {
DataError::UrlError(err)
}
}
impl From<native_tls::Error> for DataError {
fn from(err: native_tls::Error) -> Self {
DataError::TLSError(err)
}
}
impl From<io::Error> for DataError {
fn from(err: io::Error) -> Self {
DataError::IOError(err)
}
}
impl From<rss::Error> for DataError {
fn from(err: rss::Error) -> Self {
DataError::RssError(err)
}
}
impl From<xml::reader::Error> for DataError {
fn from(err: xml::reader::Error) -> Self {
DataError::XmlReaderError(err)
}
}
impl From<String> for DataError {
fn from(err: String) -> Self {
DataError::Bail(err)
}
}