Move ical-related stuff to rustical_ical crate

crates/ical/src/error.rs

@@ -0,0 +1,35 @@
+use crate::CalDateTimeError;
+
+#[derive(Debug, thiserror::Error)]
+pub enum Error {
+    #[error("Invalid ics/vcf input: {0}")]
+    InvalidData(String),
+
+    #[error("Missing calendar")]
+    MissingCalendar,
+
+    #[error("Missing contact")]
+    MissingContact,
+
+    #[error(transparent)]
+    ParserError(#[from] ical::parser::ParserError),
+
+    #[error(transparent)]
+    CalDateTimeError(#[from] CalDateTimeError),
+
+    #[error(transparent)]
+    RRuleError(#[from] rrule::RRuleError),
+}
+
+#[cfg(feature = "actix")]
+impl actix_web::ResponseError for Error {
+    fn status_code(&self) -> actix_web::http::StatusCode {
+        match self {
+            Self::InvalidData(_) => actix_web::http::StatusCode::BAD_REQUEST,
+            Self::MissingCalendar | Self::MissingContact => {
+                actix_web::http::StatusCode::BAD_REQUEST
+            }
+            _ => actix_web::http::StatusCode::INTERNAL_SERVER_ERROR,
+        }
+    }
+}