From 3be198d2f50e1c7bd9536561acd79d67713605e9 Mon Sep 17 00:00:00 2001
From: Coen Fox <9779696+Gymea@users.noreply.github.com>
Date: Wed, 13 Jan 2021 05:27:48 +1100
Subject: [PATCH] Don't print description in help if none exists (#2915)

---
 crates/nu-engine/src/documentation.rs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/crates/nu-engine/src/documentation.rs b/crates/nu-engine/src/documentation.rs
index 76e00b5c0..045acae61 100644
--- a/crates/nu-engine/src/documentation.rs
+++ b/crates/nu-engine/src/documentation.rs
@@ -127,8 +127,11 @@ pub fn get_documentation(
     let signature = cmd.signature();
     let mut long_desc = String::new();
 
-    long_desc.push_str(&cmd.usage());
-    long_desc.push('\n');
+    let usage = &cmd.usage();
+    if !usage.is_empty() {
+        long_desc.push_str(usage);
+        long_desc.push_str("\n\n");
+    }
 
     let mut subcommands = vec![];
     if !config.no_subcommands {
@@ -168,7 +171,7 @@ pub fn get_documentation(
         one_liner.push_str("{flags} ");
     }
 
-    long_desc.push_str(&format!("\nUsage:\n  > {}\n", one_liner));
+    long_desc.push_str(&format!("Usage:\n  > {}\n", one_liner));
 
     if !subcommands.is_empty() {
         long_desc.push_str("\nSubcommands:\n");