Merge pull request #688 from teloxide/dev

Merge v0.10.1

Former-commit-id: ba545c35e8

CHANGELOG.md

@@ -6,6 +6,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## unreleased
 
+## 0.10.1 - 2022-07-22
+
+### Fixed
+
+ - Mark the following functions with `#[must_use]` ([PR 457](https://github.com/teloxide/teloxide/pull/457)):
+   - `TraceStorage::into_inner`.
+   - `AsyncStopToken::new_pair`.
+   - `AsyncStopFlag::is_stopped`.
+   - All from `crate::utils::{html, markdown}`.
+ - Rendering of GIFs in lib.rs and crates.io ([PR 681](https://github.com/teloxide/teloxide/pull/681)).
+
 ## 0.10.0 - 2022-07-21
 
 ### Added

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "teloxide"
-version = "0.10.0"
+version = "0.10.1"
 edition = "2021"
 description = "An elegant Telegram bots framework for Rust"
 repository = "https://github.com/teloxide/teloxide"

README.md

@@ -1,7 +1,7 @@
 > [v0.9 -> v0.10 migration guide >>](MIGRATION_GUIDE.md#09---010)
 
 <div align="center">
-  <img src="../../raw/master/ICON.png" width="250"/>
+  <img src="./ICON.png" width="250"/>
   <h1>teloxide</h1>
   <a href="https://docs.rs/teloxide/">
     <img src="https://docs.rs/teloxide/badge.svg">
@@ -103,7 +103,7 @@ async fn main() {
 ```
 
 <div align="center">
-    <img src="../../raw/master/media/throw-dice.gif" width="420" />
+    <img src="./media/throw-dice.gif" width="420" />
 </div>
 
 ### Commands
@@ -171,7 +171,7 @@ async fn answer(
 ```
 
 <div align="center">
-    <img src="../../raw/master/media/command.gif" width="420" />
+    <img src="./media/command.gif" width="420" />
 </div>
 
 ### Dialogues management
@@ -294,7 +294,7 @@ async fn receive_location(
 ```
 
 <div align="center">
-    <img src="../../raw/master/media/dialogue.gif" width="420" />
+    <img src="./media/dialogue.gif" width="420" />
 </div>
 
 [More examples >>](examples/)
@@ -350,12 +350,13 @@ Feel free to propose your own bot to our collection!
  - [`Hermitter/tepe`](https://github.com/Hermitter/tepe) — A CLI to command a bot to send messages and files over Telegram.
  - [`myblackbeard/basketball-betting-bot`](https://github.com/myblackbeard/basketball-betting-bot) — The bot lets you bet on NBA games against your buddies.
  - [`dracarys18/grpmr-rs`](https://github.com/dracarys18/grpmr-rs) — Modular Telegram Group Manager Bot written in Rust.
- - [`ArtHome12/vzmuinebot`](https://github.com/ArtHome12/vzmuinebot) — Telegram bot for food menu navigate.
  - [`ArtHome12/cognito_bot`](https://github.com/ArtHome12/cognito_bot) — The bot is designed to anonymize messages to a group.
  - [`crapstone/hsctt`](https://codeberg.org/crapstones-bots/hsctt) — A bot that converts HTTP status codes into text.
 
 </details>
 
+See [600+ other public repositories using teloxide >>](https://github.com/teloxide/teloxide/network/dependents)
+
 ## Contributing
 
 See [`CONRIBUTING.md`](CONTRIBUTING.md).

src/dispatching/dialogue/storage/trace_storage.rs

@@ -18,11 +18,12 @@ pub struct TraceStorage<S> {
 }
 
 impl<S> TraceStorage<S> {
-    #[must_use]
+    #[must_use = "This function is pure, that is does nothing unless its output is used"]
     pub fn new(inner: Arc<S>) -> Arc<Self> {
         Arc::new(Self { inner })
     }
 
+    #[must_use = "This function is pure, that is does nothing unless its output is used"]
     pub fn into_inner(self) -> Arc<S> {
         self.inner
     }

src/dispatching/stop_token.rs

@@ -39,6 +39,7 @@ pub struct AsyncStopFlag(#[pin] Abortable<Pending<()>>);
 
 impl AsyncStopToken {
     /// Create a new token/flag pair.
+    #[must_use = "This function is pure, that is does nothing unless its output is used"]
     pub fn new_pair() -> (Self, AsyncStopFlag) {
         let (handle, reg) = AbortHandle::new_pair();
         let token = Self(handle);
@@ -56,6 +57,7 @@ impl StopToken for AsyncStopToken {
 
 impl AsyncStopFlag {
     /// Returns true if the stop token linked to `self` was used.
+    #[must_use = "This function is pure, that is does nothing unless its output is used"]
     pub fn is_stopped(&self) -> bool {
         self.0.is_aborted()
     }

src/utils/html.rs

@@ -8,6 +8,8 @@ use teloxide_core::types::User;
 ///
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn bold(s: &str) -> String {
     format!("<b>{}</b>", s)
 }
@@ -16,6 +18,8 @@ pub fn bold(s: &str) -> String {
 ///
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn italic(s: &str) -> String {
     format!("<i>{}</i>", s)
 }
@@ -24,6 +28,8 @@ pub fn italic(s: &str) -> String {
 ///
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn underline(s: &str) -> String {
     format!("<u>{}</u>", s)
 }
@@ -32,6 +38,8 @@ pub fn underline(s: &str) -> String {
 ///
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn strike(s: &str) -> String {
     format!("<s>{}</s>", s)
 }
@@ -39,11 +47,15 @@ pub fn strike(s: &str) -> String {
 /// Builds an inline link with an anchor.
 ///
 /// Escapes the passed URL and the link text.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn link(url: &str, text: &str) -> String {
     format!("<a href=\"{}\">{}</a>", escape(url), escape(text))
 }
 
 /// Builds an inline user mention link with an anchor.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn user_mention(user_id: i64, text: &str) -> String {
     link(format!("tg://user?id={}", user_id).as_str(), text)
 }
@@ -51,6 +63,8 @@ pub fn user_mention(user_id: i64, text: &str) -> String {
 /// Formats the code block.
 ///
 /// Escapes HTML characters inside the block.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn code_block(code: &str) -> String {
     format!("<pre>{}</pre>", escape(code))
 }
@@ -58,6 +72,8 @@ pub fn code_block(code: &str) -> String {
 /// Formats the code block with a specific language syntax.
 ///
 /// Escapes HTML characters inside the block.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn code_block_with_lang(code: &str, lang: &str) -> String {
     format!(
         "<pre><code class=\"language-{}\">{}</code></pre>",
@@ -69,6 +85,8 @@ pub fn code_block_with_lang(code: &str, lang: &str) -> String {
 /// Formats the string as an inline code.
 ///
 /// Escapes HTML characters inside the block.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn code_inline(s: &str) -> String {
     format!("<code>{}</code>", escape(s))
 }
@@ -80,10 +98,14 @@ pub fn code_inline(s: &str) -> String {
 /// they shoudn't be escaped by the [spec].
 ///
 /// [spec]: https://core.telegram.org/bots/api#html-style
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn escape(s: &str) -> String {
     s.replace('&', "&amp;").replace('<', "&lt;").replace('>', "&gt;")
 }
 
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn user_mention_or_link(user: &User) -> String {
     match user.mention() {
         Some(mention) => mention,

src/utils/markdown.rs

@@ -8,6 +8,8 @@ use teloxide_core::types::User;
 ///
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn bold(s: &str) -> String {
     format!("*{}*", s)
 }
@@ -17,6 +19,8 @@ pub fn bold(s: &str) -> String {
 /// Can be safely used with `utils::markdown::underline()`.
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn italic(s: &str) -> String {
     if s.starts_with("__") && s.ends_with("__") {
         format!(r"_{}\r__", &s[..s.len() - 1])
@@ -30,6 +34,8 @@ pub fn italic(s: &str) -> String {
 /// Can be safely used with `utils::markdown::italic()`.
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn underline(s: &str) -> String {
     // In case of ambiguity between italic and underline entities
     // ‘__’ is always greadily treated from left to right as beginning or end of
@@ -47,6 +53,8 @@ pub fn underline(s: &str) -> String {
 ///
 /// Passed string will not be automatically escaped because it can contain
 /// nested markup.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn strike(s: &str) -> String {
     format!("~{}~", s)
 }
@@ -54,11 +62,15 @@ pub fn strike(s: &str) -> String {
 /// Builds an inline link with an anchor.
 ///
 /// Escapes `)` and ``` characters inside the link url.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn link(url: &str, text: &str) -> String {
     format!("[{}]({})", text, escape_link_url(url))
 }
 
 /// Builds an inline user mention link with an anchor.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn user_mention(user_id: i64, text: &str) -> String {
     link(format!("tg://user?id={}", user_id).as_str(), text)
 }
@@ -66,6 +78,8 @@ pub fn user_mention(user_id: i64, text: &str) -> String {
 /// Formats the code block.
 ///
 /// Escapes ``` and `\` characters inside the block.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn code_block(code: &str) -> String {
     format!("```\n{}\n```", escape_code(code))
 }
@@ -73,6 +87,8 @@ pub fn code_block(code: &str) -> String {
 /// Formats the code block with a specific language syntax.
 ///
 /// Escapes ``` and `\` characters inside the block.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn code_block_with_lang(code: &str, lang: &str) -> String {
     format!("```{}\n{}\n```", escape(lang), escape_code(code))
 }
@@ -80,6 +96,8 @@ pub fn code_block_with_lang(code: &str, lang: &str) -> String {
 /// Formats the string as an inline code.
 ///
 /// Escapes ``` and `\` characters inside the block.
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn code_inline(s: &str) -> String {
     format!("`{}`", escape_code(s))
 }
@@ -88,6 +106,8 @@ pub fn code_inline(s: &str) -> String {
 /// v2][spec] message style.
 ///
 /// [spec]: https://core.telegram.org/bots/api#html-style
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn escape(s: &str) -> String {
     s.replace('_', r"\_")
         .replace('*', r"\*")
@@ -111,16 +131,22 @@ pub fn escape(s: &str) -> String {
 
 /// Escapes all markdown special characters specific for the inline link URL
 /// (``` and `)`).
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn escape_link_url(s: &str) -> String {
     s.replace('`', r"\`").replace(')', r"\)")
 }
 
 /// Escapes all markdown special characters specific for the code block (``` and
 /// `\`).
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn escape_code(s: &str) -> String {
     s.replace('\\', r"\\").replace('`', r"\`")
 }
 
+#[must_use = "This function returns a new string, rather than mutating the argument, so calling it \
+              without using its output does nothing useful"]
 pub fn user_mention_or_link(user: &User) -> String {
     match user.mention() {
         Some(mention) => mention,