From 91569199408b9f4375a0a3bf5df1834fc7263e89 Mon Sep 17 00:00:00 2001
From: figsoda <figsoda@pm.me>
Date: Wed, 15 Mar 2023 22:04:41 -0400
Subject: [PATCH] fix(cheat): abort when no cheat sheet found for the command

---
 src/error.rs             | 3 +++
 src/helper/docs/cheat.rs | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/src/error.rs b/src/error.rs
index a68d2ca..ffb4479 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -15,6 +15,9 @@ pub enum Error {
     /// Error that might occur when running on unsupported platforms.
     #[error("Unsupported platform.")]
     UnsupportedPlatformError,
+    /// Error that might occur when trying to show the cheat sheet
+    #[error("No cheat sheet found for `{0}`")]
+    CheatSheetNotFoundError(String),
 }
 
 /// Type alias for the standard [`Result`] type.
diff --git a/src/helper/docs/cheat.rs b/src/helper/docs/cheat.rs
index 3391f26..08b25da 100644
--- a/src/helper/docs/cheat.rs
+++ b/src/helper/docs/cheat.rs
@@ -25,6 +25,9 @@ pub fn show_cheat_sheet<Output: Write>(
         .call()
         .map_err(|e| Error::from(Box::new(e)))?
         .into_string()?;
+    if cheat_sheet.starts_with("Unknown topic.") {
+        return Err(Error::CheatSheetNotFoundError(cmd.into()));
+    }
     if let Some(pager) = pager {
         let mut process = if cfg!(target_os = "windows") {
             Command::new("cmd")