From 2b691daf6fd5601181ba60651a388d915162415c Mon Sep 17 00:00:00 2001
From: Dietmar Maurer <dietmar@proxmox.com>
Date: Sat, 30 Nov 2019 14:56:31 +0100
Subject: [PATCH] src/cli.rs: add insert_help() method

---
 src/bin/completion.rs | 8 +++-----
 src/cli.rs            | 5 +++++
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/bin/completion.rs b/src/bin/completion.rs
index 62fb0e5e..15bd309b 100644
--- a/src/bin/completion.rs
+++ b/src/bin/completion.rs
@@ -32,7 +32,7 @@ fn command_map() -> CliCommandMap {
     let cmd_def = CliCommandMap::new()
         .insert("ls", CliCommand::new(&API_METHOD_TEST_COMMAND).into())
         .insert("test", CliCommand::new(&API_METHOD_TEST_COMMAND).into())
-        .insert("help", help_command_def().into());
+        .insert_help();
 
     cmd_def
 }
@@ -53,12 +53,10 @@ fn main() -> Result<(), Error> {
 
     while let Ok(line) = rl.readline("# prompt: ") {
         let helper = rl.helper().unwrap();
-        // readline already handles tabs, so here we only split on spaces
+
         let args = shellword_split(&line)?;
 
-        let def = helper.cmd_def();
-
-        handle_command(def, "", args);
+        handle_command(helper.cmd_def(), "", args);
     }
 
     Ok(())
diff --git a/src/cli.rs b/src/cli.rs
index 9a5ccd9b..d927d456 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -73,6 +73,11 @@ impl CliCommandMap {
         self
     }
 
+    pub fn insert_help(mut self) -> Self {
+        self.commands.insert(String::from("help"), help_command_def().into());
+        self
+    }
+
     fn find_command(&self, name: &str) -> Option<&CommandLineInterface> {
 
         if let Some(sub_cmd) = self.commands.get(name) {