remove lookup_field in favor of get(HeaderDef::...) with all headers defined in headerdef.rs

src/headerdef.rs

@@ -0,0 +1,104 @@
+use crate::strum::EnumProperty;
+
+#[derive(Debug, Clone, PartialEq, Eq, EnumProperty)]
+pub enum HeaderDef {
+    #[strum(props(header = "message-id"))]
+    MessageId,
+
+    #[strum(props(header = "subject"))]
+    Subject,
+
+    #[strum(props(header = "date"))]
+    Date,
+
+    #[strum(props(header = "from"))]
+    From_,
+
+    #[strum(props(header = "to"))]
+    To,
+
+    #[strum(props(header = "cc"))]
+    Cc,
+
+    #[strum(props(header = "disposition"))]
+    Disposition,
+
+    #[strum(props(header = "original-message-id"))]
+    OriginalMessageId,
+
+    #[strum(props(header = "list-id"))]
+    ListId,
+
+    #[strum(props(header = "references"))]
+    References,
+
+    #[strum(props(header = "in-reply-to"))]
+    InReplyTo,
+
+    #[strum(props(header = "precedence"))]
+    Precedence,
+
+    #[strum(props(header = "chat-version"))]
+    ChatVersion,
+
+    #[strum(props(header = "chat-group-id"))]
+    ChatGroupId,
+
+    #[strum(props(header = "chat-group-name"))]
+    ChatGroupName,
+
+    #[strum(props(header = "chat-group-name-changed"))]
+    ChatGroupNameChanged,
+
+    #[strum(props(header = "chat-verified"))]
+    ChatVerified,
+
+    #[strum(props(header = "chat-group-image"))]
+    ChatGroupImage,
+
+    #[strum(props(header = "chat-voice-message"))]
+    ChatVoiceMessage,
+
+    #[strum(props(header = "chat-group-member-removed"))]
+    ChatGroupMemberRemoved,
+
+    #[strum(props(header = "chat-group-member-added"))]
+    ChatGroupMemberAdded,
+
+    #[strum(props(header = "chat-content"))]
+    ChatContent,
+
+    #[strum(props(header = "chat-duration"))]
+    ChatDuration,
+
+    #[strum(props(header = "chat-disposition-notification-to"))]
+    ChatDispositionNotificationTo,
+
+    #[strum(props(header = "autocrypt-setup-message"))]
+    AutocryptSetupMessage,
+
+    #[strum(props(header = "secure-join"))]
+    SecureJoin,
+
+    #[strum(props(header = "secure-join-group"))]
+    SecureJoinGroup,
+
+    #[strum(props(header = "secure-join-fingerprint"))]
+    SecureJoinFingerprint,
+
+    #[strum(props(header = "secure-join-invitenumber"))]
+    SecureJoinInvitenumber,
+
+    #[strum(props(header = "secure-join-group"))]
+    SecureJoinAuth,
+
+    #[strum(props(header = "test-header"))]
+    _TestHeader,
+}
+
+impl HeaderDef {
+    /// Returns the corresponding Event id.
+    pub fn get_headername(&self) -> &str {
+        self.get_str("header").expect("missing header definition")
+    }
+}