fix: fix warnings and update deps and toolchain (#31)

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "rust-mqtt"
-version = "0.1.5"
+version = "0.2.0"
 authors = ["Ondrej Babec <[email protected]>"]
 edition = "2021"
 resolver = "2"
@@ -11,18 +11,18 @@ repository = "https://github.com/obabec/rust-mqtt"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-heapless = "0.7.10"
-rand_core = "0.6.0"
+heapless = "0.8"
+rand_core = "0.6"
 defmt = { version = "0.3", optional = true }
-log = { version = "0.4.14", optional = true }
-embedded-io = "0.6.1"
-embedded-io-async = { version = "0.6.0" }
+log = { version = "0.4", optional = true }
+embedded-io = "0.6"
+embedded-io-async = "0.6"
 
 [dev-dependencies]
 tokio = { version = "1", features = ["full"] }
-embedded-io = "0.6.1"
-embedded-io-adapters ={ version = "0.6.0", features = ["tokio-1"]}
-embedded-io-async = { version = "0.6.0" }
+embedded-io = "0.6"
+embedded-io-adapters ={ version = "0.6", features = ["tokio-1"]}
+embedded-io-async = { version = "0.6" }
 tokio-test = { version = "0.4.2"}
 env_logger = "0.9.0"
 futures = { version = "0.3.21" }

rust-toolchain.toml

@@ -1,4 +1,4 @@
 [toolchain]
-channel = "nightly-2022-11-22"
+channel = "nightly-2023-11-01"
 components = [ "rust-src", "rustfmt" ]
 targets = [ "thumbv7em-none-eabi", "thumbv7m-none-eabi", "thumbv6m-none-eabi", "thumbv7em-none-eabihf", "thumbv8m.main-none-eabihf", "wasm32-unknown-unknown" ]

src/packet/v5/connect_packet.rs

@@ -67,7 +67,7 @@ impl<'a, const MAX_PROPERTIES: usize, const MAX_WILL_PROPERTIES: usize>
             property_len: 3,
             properties: Vec::<Property<'a>, MAX_PROPERTIES>::new(),
             client_id: EncodedString::new(),
-            /// Will is not supported as it is un-necessary load for embedded
+            // Will is not supported as it is un-necessary load for embedded
             will_property_len: 0,
             will_properties: Vec::<Property<'a>, MAX_WILL_PROPERTIES>::new(),
             will_topic: EncodedString::new(),

src/utils/buffer_writer.rs

@@ -183,7 +183,7 @@ impl<'a> BuffWriter<'a> {
     pub fn write_topic_filters_ref<const MAX: usize>(
         &mut self,
         sub: bool,
-        len: usize,
+        _len: usize,
         filters: &Vec<TopicFilter<'a>, MAX>,
     ) -> Result<(), BufferError> {
         for filter in filters {