Merge pull request #241 from amousset/add-serde-impls

feat(transport): Add serde derive when possible

lettre/src/file/mod.rs

@@ -17,6 +17,7 @@ pub mod error;
 
 /// Writes the content and the envelope information to a file
 #[derive(Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct FileEmailTransport {
     path: PathBuf,
 }

lettre/src/sendmail/mod.rs

@@ -11,6 +11,7 @@ pub mod error;
 
 /// Sends an email using the `sendmail` command
 #[derive(Debug, Default)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct SendmailTransport {
     command: String,
 }

lettre/src/smtp/authentication.rs

@@ -51,6 +51,7 @@ impl<S: Into<String>, T: Into<String>> IntoCredentials for (S, T) {
 
 /// Contains user credentials
 #[derive(PartialEq, Eq, Clone, Hash, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct Credentials {
     username: String,
     password: String,
@@ -65,6 +66,7 @@ impl Credentials {
 
 /// Represents authentication mechanisms
 #[derive(PartialEq, Eq, Copy, Clone, Hash, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum Mechanism {
     /// PLAIN authentication mechanism
     /// RFC 4616: https://tools.ietf.org/html/rfc4616

lettre/src/smtp/client/mod.rs

@@ -19,6 +19,7 @@ pub mod mock;
 
 /// The codec used for transparency
 #[derive(Default, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct ClientCodec {
     escape_count: u8,
 }

lettre/src/smtp/commands.rs

@@ -12,6 +12,7 @@ use std::fmt::{self, Display, Formatter};
 
 /// EHLO command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct EhloCommand {
     client_id: ClientId,
 }
@@ -32,6 +33,7 @@ impl EhloCommand {
 
 /// STARTTLS command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct StarttlsCommand;
 
 impl Display for StarttlsCommand {
@@ -43,6 +45,7 @@ impl Display for StarttlsCommand {
 
 /// MAIL command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct MailCommand {
     sender: Option<EmailAddress>,
     parameters: Vec<MailParameter>,
@@ -74,6 +77,7 @@ impl MailCommand {
 
 /// RCPT command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct RcptCommand {
     recipient: EmailAddress,
     parameters: Vec<RcptParameter>,
@@ -101,6 +105,7 @@ impl RcptCommand {
 
 /// DATA command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct DataCommand;
 
 impl Display for DataCommand {
@@ -112,6 +117,7 @@ impl Display for DataCommand {
 
 /// QUIT command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct QuitCommand;
 
 impl Display for QuitCommand {
@@ -123,6 +129,7 @@ impl Display for QuitCommand {
 
 /// NOOP command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct NoopCommand;
 
 impl Display for NoopCommand {
@@ -134,6 +141,7 @@ impl Display for NoopCommand {
 
 /// HELP command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct HelpCommand {
     argument: Option<String>,
 }
@@ -157,6 +165,7 @@ impl HelpCommand {
 
 /// VRFY command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct VrfyCommand {
     argument: String,
 }
@@ -177,6 +186,7 @@ impl VrfyCommand {
 
 /// EXPN command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct ExpnCommand {
     argument: String,
 }
@@ -197,6 +207,7 @@ impl ExpnCommand {
 
 /// RSET command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct RsetCommand;
 
 impl Display for RsetCommand {
@@ -208,6 +219,7 @@ impl Display for RsetCommand {
 
 /// AUTH command
 #[derive(PartialEq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct AuthCommand {
     mechanism: Mechanism,
     credentials: Credentials,

lettre/src/smtp/extension.rs

@@ -15,6 +15,7 @@ pub const DEFAULT_EHLO_HOSTNAME: &str = "localhost";
 
 /// Client identifier, the parameter to `EHLO`
 #[derive(PartialEq, Eq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum ClientId {
     /// A fully-qualified domain name
     Domain(String),
@@ -52,6 +53,7 @@ impl ClientId {
 
 /// Supported ESMTP keywords
 #[derive(PartialEq, Eq, Hash, Copy, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum Extension {
     /// 8BITMIME keyword
     ///
@@ -82,6 +84,7 @@ impl Display for Extension {
 
 /// Contains information about an SMTP server
 #[derive(Clone, Debug, Eq, PartialEq)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct ServerInfo {
     /// Server name
     ///
@@ -173,6 +176,7 @@ impl ServerInfo {
 
 /// A `MAIL FROM` extension parameter
 #[derive(PartialEq, Eq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum MailParameter {
     /// `BODY` parameter
     Body(MailBodyParameter),
@@ -209,6 +213,7 @@ impl Display for MailParameter {
 
 /// Values for the `BODY` parameter to `MAIL FROM`
 #[derive(PartialEq, Eq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum MailBodyParameter {
     /// `7BIT`
     SevenBit,
@@ -227,6 +232,7 @@ impl Display for MailBodyParameter {
 
 /// A `RCPT TO` extension parameter
 #[derive(PartialEq, Eq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum RcptParameter {
     /// Custom parameter
     Other {

lettre/src/smtp/mod.rs

@@ -80,6 +80,7 @@ pub enum ClientSecurity {
 
 /// Configures connection reuse behavior
 #[derive(Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum ConnectionReuseParameters {
     /// Unlimitied connection reuse
     ReuseUnlimited,

lettre/src/smtp/response.rs

@@ -10,6 +10,7 @@ use std::str::{FromStr, from_utf8};
 
 /// First digit indicates severity
 #[derive(PartialEq, Eq, Copy, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum Severity {
     /// 2yx
     PositiveCompletion = 2,
@@ -29,6 +30,7 @@ impl Display for Severity {
 
 /// Second digit
 #[derive(PartialEq, Eq, Copy, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum Category {
     /// x0z
     Syntax = 0,
@@ -52,6 +54,7 @@ impl Display for Category {
 
 /// The detail digit of a response code (third digit)
 #[derive(PartialEq, Eq, Copy, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub enum Detail {
     #[allow(missing_docs)]
     Zero = 0,
@@ -83,6 +86,7 @@ impl Display for Detail {
 
 /// Represents a 3 digit SMTP response code
 #[derive(PartialEq, Eq, Copy, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct Code {
     /// First digit of the response code
     pub severity: Severity,
@@ -113,6 +117,7 @@ impl Code {
 ///
 /// The text message is optional, only the code is mandatory
 #[derive(PartialEq, Eq, Clone, Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct Response {
     /// Response code
     pub code: Code,

lettre/src/smtp/util.rs

@@ -4,6 +4,7 @@ use std::fmt::{Display, Formatter, Result as FmtResult};
 
 /// Encode a string as xtext
 #[derive(Debug)]
+#[cfg_attr(feature = "serde-impls", derive(Serialize, Deserialize))]
 pub struct XText<'a>(pub &'a str);
 
 impl<'a> Display for XText<'a> {