Merge pull request #61 from teloxide/small-changes

Fix SemiparsedVec

Cargo.toml

@@ -37,6 +37,7 @@ tokio-util = "0.6.0"
 pin-project = "1.0.3"
 bytes = "1.0.0"
 reqwest = { version = "0.11.0", features = ["json", "stream", "multipart"] }
+log = "0.4"
 
 serde = { version = "1.0.114", features = ["derive"] }
 serde_json = "1.0.55"

src/types.rs

@@ -188,10 +188,10 @@ mod passport_data;
 mod passport_element_error;
 mod passport_file;
 
-pub use non_telegram_types::{country_code::*, currency::*, non_strict_vec::*};
+pub use non_telegram_types::{country_code::*, currency::*, semiparsed_vec::*};
 mod non_telegram_types {
     pub(super) mod country_code;
     pub(super) mod currency;
     pub(crate) mod mime;
-    pub(super) mod non_strict_vec;
+    pub(super) mod semiparsed_vec;
 }

src/types/update.rs

@@ -6,6 +6,7 @@ use crate::types::{
     CallbackQuery, Chat, ChosenInlineResult, InlineQuery, Message, Poll, PollAnswer,
     PreCheckoutQuery, ShippingQuery, User,
 };
+use serde_json::Value;
 
 /// This [object] represents an incoming update.
 ///
@@ -28,6 +29,27 @@ pub struct Update {
     pub kind: UpdateKind,
 }
 
+impl Update {
+    /// Tries to parse `value` into `Update`, logging an error on failure.
+    ///
+    /// It is used to implement update listeners.
+    pub fn try_parse(value: &Value) -> Result<Self, serde_json::Error> {
+        match serde_json::from_value(value.clone()) {
+            Ok(update) => Ok(update),
+            Err(error) => {
+                log::error!(
+                    "Cannot parse an update.\nError: {:?}\nValue: {}\n\
+                    This is a bug in teloxide-core, please open an issue here: \
+                    https://github.com/teloxide/teloxide-core/issues.",
+                    error,
+                    value
+                );
+                Err(error)
+            }
+        }
+    }
+}
+
 #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
 #[serde(rename_all = "snake_case")]
 pub enum UpdateKind {