From ea73acb487c74124c194b3990f99d5054d7604fa Mon Sep 17 00:00:00 2001
From: ArtemIsmagilov <artem.ismagilov.2000@mail.ru>
Date: Tue, 24 Dec 2024 19:31:11 +0400
Subject: [PATCH 1/2] implement high level command LATENCY HELP

---
 src/commands/server_commands.rs | 31 +++++++++++++++++++++++++++++++
 src/tests/server_commands.rs    | 12 ++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/src/commands/server_commands.rs b/src/commands/server_commands.rs
index 1d205e5..efe183a 100644
--- a/src/commands/server_commands.rs
+++ b/src/commands/server_commands.rs
@@ -663,6 +663,37 @@ pub trait ServerCommands<'a> {
         prepare_command(self, cmd("LATENCY").arg("GRAPH").arg(event))
     }
 
+    /// The command returns a helpful text describing the different LATENCY subcommands.
+    ///
+    /// # Return
+    /// An array of strings.
+    ///
+    /// # Example
+    /// ```
+    /// # use rustis::{
+    /// #    client::{Client, ClientPreparedCommand},
+    /// #    commands::ServerCommands,
+    /// #    Result,
+    /// # };
+    /// #
+    /// # #[cfg_attr(feature = "tokio-runtime", tokio::main)]
+    /// # #[cfg_attr(feature = "async-std-runtime", async_std::main)]
+    /// # async fn main() -> Result<()> {
+    /// #    let client = Client::connect("127.0.0.1:6379").await?;
+    /// let result: Vec<String> = client.latency_help().await?;
+    /// assert!(result.iter().any(|e| e == "HELP"));
+    /// #   Ok(())
+    /// # }
+    /// ```
+    /// # See Also
+    /// [<https://redis.io/commands/latency-help/>](https://redis.io/commands/latency-help/)
+    fn latency_help(self) -> PreparedCommand<'a, Self, Vec<String>>
+    where
+        Self: Sized,
+    {
+        prepare_command(self, cmd("LATENCY").arg("HELP"))
+    }
+
     /// This command reports a cumulative distribution of latencies
     /// in the format of a histogram for each of the specified command names.
     ///
diff --git a/src/tests/server_commands.rs b/src/tests/server_commands.rs
index 87f06dc..39ba6c4 100644
--- a/src/tests/server_commands.rs
+++ b/src/tests/server_commands.rs
@@ -697,6 +697,18 @@ async fn latency_graph() -> Result<()> {
     Ok(())
 }
 
+#[cfg_attr(feature = "tokio-runtime", tokio::test)]
+#[cfg_attr(feature = "async-std-runtime", async_std::test)]
+#[serial]
+async fn latency_help() -> Result<()> {
+    let client = get_test_client().await?;
+
+    let result: Vec<String> = client.latency_help().await?;
+    assert!(result.iter().any(|e| e == "HELP"));
+
+    Ok(())
+}
+
 #[cfg_attr(feature = "tokio-runtime", tokio::test)]
 #[cfg_attr(feature = "async-std-runtime", async_std::test)]
 #[serial]

From ff3f21c84a3aa8b85fcfdf46f9534332f27e29b5 Mon Sep 17 00:00:00 2001
From: ArtemIsmagilov <artem.ismagilov.2000@mail.ru>
Date: Tue, 24 Dec 2024 19:33:25 +0400
Subject: [PATCH 2/2] remove extra imports

---
 src/commands/server_commands.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/commands/server_commands.rs b/src/commands/server_commands.rs
index efe183a..82280b4 100644
--- a/src/commands/server_commands.rs
+++ b/src/commands/server_commands.rs
@@ -671,7 +671,7 @@ pub trait ServerCommands<'a> {
     /// # Example
     /// ```
     /// # use rustis::{
-    /// #    client::{Client, ClientPreparedCommand},
+    /// #    client::Client,
     /// #    commands::ServerCommands,
     /// #    Result,
     /// # };