1use thiserror::Error;
4
5#[derive(Error, Debug)]
6pub enum MailError {
7 #[error("Invalid email address: {0}")]
8 InvalidAddress(String),
9
10 #[error("Invalid domain: {0}")]
11 InvalidDomain(String),
12
13 #[error("Invalid username: {0}")]
14 InvalidUsername(String),
15
16 #[error("Message too large: {size} bytes (max: {max} bytes)")]
17 MessageTooLarge { size: usize, max: usize },
18
19 #[error("Invalid MIME structure: {0}")]
20 InvalidMime(String),
21
22 #[error("IO error: {0}")]
23 Io(#[from] std::io::Error),
24
25 #[error("Parse error: {0}")]
26 Parse(String),
27
28 #[error("Serialization error: {0}")]
29 Serialization(String),
30}
31
32pub type Result<T> = std::result::Result<T, MailError>;