Rename cli_util to lcli

Cargo.toml

@@ -34,7 +34,7 @@ members = [
 	"beacon_node/version",
 	"beacon_node/beacon_chain",
 	"tests/ef_tests",
-	"tests/cli_util",
+	"tests/lcli",
 	"protos",
 	"validator_client",
 	"account_manager",

tests/lcli/Cargo.toml

@@ -1,5 +1,6 @@
 [package]
-name = "cli_util"
+name = "lcli"
+description = "Lighthouse CLI (modeled after zcli)"
 version = "0.1.0"
 authors = ["Paul Hauner <paul@paulhauner.com>"]
 edition = "2018"

tests/lcli/src/main.rs

@@ -15,10 +15,13 @@ use types::{test_utils::TestingBeaconStateBuilder, EthSpec, MainnetEthSpec, Mini
 fn main() {
     simple_logger::init().expect("logger should initialize");
 
-    let matches = App::new("Lighthouse Testing CLI Tool")
+    let matches = App::new("Lighthouse CLI Tool")
         .version("0.1.0")
         .author("Paul Hauner <paul@sigmaprime.io>")
-        .about("Performs various testing-related tasks.")
+        .about(
+            "Performs various testing-related tasks, modelled after zcli. \
+             by @protolambda.",
+        )
         .subcommand(
             SubCommand::with_name("genesis_yaml")
                 .about("Generates a genesis YAML file")
@@ -89,7 +92,7 @@ fn main() {
         )
         .subcommand(
             SubCommand::with_name("pretty-hex")
-                .about("Parses some SSZ as encoded as ASCII 0x-prefixed hex")
+                .about("Parses SSZ encoded as ASCII 0x-prefixed hex")
                 .version("0.1.0")
                 .author("Paul Hauner <paul@sigmaprime.io>")
                 .arg(
@@ -154,7 +157,7 @@ fn main() {
         ("pretty-hex", Some(matches)) => {
             run_parse_hex(matches).unwrap_or_else(|e| error!("Failed to pretty print hex: {}", e))
         }
-        (other, _) => error!("Unknown subcommand supplied: {}", other),
+        (other, _) => error!("Unknown subcommand {}. See --help.", other),
     }
 }