*: Updated comments in examples (#2985)

examples/chat-tokio.rs

@@ -25,15 +25,7 @@
 //! The example is run per node as follows:
 //!
 //! ```sh
-//! cargo run --example chat-tokio --features="tcp-tokio mdns-tokio"
+//! cargo run --example chat-tokio --features=full
-//! ```
-//!
-//! Alternatively, to run with the minimal set of features and crates:
-//!
-//! ```sh
-//!cargo run --example chat-tokio \\
-//!    --no-default-features \\
-//!    --features="floodsub mplex noise tcp-tokio mdns-tokio"
 //! ```
 
 use futures::StreamExt;

examples/chat.rs

@@ -35,7 +35,7 @@
 //! terminal window, run:
 //!
 //! ```sh
-//! cargo run --example chat
+//! cargo run --example chat --features=full
 //! ```
 //!
 //! It will print the PeerId and the listening addresses, e.g. `Listening on
@@ -44,7 +44,7 @@
 //! In the second terminal window, start a new instance of the example with:
 //!
 //! ```sh
-//! cargo run --example chat -- /ip4/127.0.0.1/tcp/24915
+//! cargo run --example chat --features=full -- /ip4/127.0.0.1/tcp/24915
 //! ```
 //!
 //! The two nodes then connect.

examples/file-sharing.rs

@@ -57,7 +57,7 @@
 //! 1. Run command below in one terminal.
 //!
 //!    ```
-//!    cargo run --example file-sharing -- \
+//!    cargo run --example file-sharing --features=full -- \
 //!              --listen-address /ip4/127.0.0.1/tcp/40837 \
 //!              --secret-key-seed 1 \
 //!              provide \
@@ -68,7 +68,7 @@
 //! 2. Run command below in another terminal.
 //!
 //!    ```
-//!    cargo run --example file-sharing -- \
+//!    cargo run --example file-sharing --features=full -- \
 //!              --peer /ip4/127.0.0.1/tcp/40837/p2p/12D3KooWPjceQrSwdWXPyLLeABRXmuqt69Rg3sBYbU1Nft9HyQ6X \
 //!              get \
 //!              --name <name-for-others-to-find-your-file>

examples/gossipsub-chat.rs

@@ -32,7 +32,7 @@
 //! terminal window, run:
 //!
 //! ```sh
-//! cargo run --example gossipsub-chat
+//! cargo run --example gossipsub-chat --features=full
 //! ```
 //!
 //! It will print the [`PeerId`] and the listening addresses, e.g. `Listening on
@@ -41,7 +41,7 @@
 //! In the second terminal window, start a new instance of the example with:
 //!
 //! ```sh
-//! cargo run --example gossipsub-chat -- /ip4/127.0.0.1/tcp/24915
+//! cargo run --example gossipsub-chat --features=full -- /ip4/127.0.0.1/tcp/24915
 //! ```
 //!
 //! The two nodes should then connect.

examples/ping.rs

@@ -25,7 +25,7 @@
 //! In the first terminal window, run:
 //!
 //! ```sh
-//! cargo run --example ping
+//! cargo run --example ping --features=full
 //! ```
 //!
 //! It will print the PeerId and the listening addresses, e.g. `Listening on
@@ -34,7 +34,7 @@
 //! In the second terminal window, start a new instance of the example with:
 //!
 //! ```sh
-//! cargo run --example ping -- /ip4/127.0.0.1/tcp/24915
+//! cargo run --example ping --features=full -- /ip4/127.0.0.1/tcp/24915
 //! ```
 //!
 //! The two nodes establish a connection, negotiate the ping protocol