Merge pull request #33 from r8d8/issue/cleanup_cli

Lack of proper pront format for `list` command && verbose logging

docs/cli.md

@@ -21,7 +21,7 @@ Environment variables allow you to redefine the default settings:
 
 ## HOWTO
 
-### How to run <<cli.adoc#,`JSON-RPC`>> endpoint
+### How to run [JSON-RPC](http://github.com/ethereumproject/emerald-rs/blob/master/docs/api.adoc) endpoint
 
 ```
 emerald server --host=127.0.0.1 --port=1920
@@ -96,6 +96,17 @@ or single keyfile for selected <address>:
 emerald export --chain=testnet <address> <path_to_export_dir>
 ```
 
+### How to get balance for address
+If using client that running on a local host (127.0.0.1:8545):
+```
+emerald balance 0x0e7c045110b8dbf29765047380898919c5cb56f4
+```
+or connecting to some specific host & port:
+```
+emerald balance 0x0e7c045110b8dbf29765047380898919c5cb56f4 --upstream=8.8.8.8:8545
+```
+
+
 ### How to sign transaction
 
 offline:

src/cmd/mod.rs

@@ -169,15 +169,9 @@ impl CmdExecutor {
     fn list(&self) -> ExecResult<Error> {
         let accounts_info = self.storage.list_accounts(self.args.flag_show_hidden)?;
 
-        println!("Total: {}", accounts_info.len());
-
+        println!("{0: <45} {1: <45} ", "ADDRESS", "NAME");
         for info in accounts_info {
-            println!(
-                "Account: {}, name: {}, description: {}",
-                &info.address,
-                &info.name,
-                &info.description
-            );
+            println!("{0: <45} {1: <45} ", &info.address, &info.name);
         }
 
         Ok(())

src/main.rs

@@ -35,7 +35,12 @@ use std::env;
 use std::process::*;
 
 const USAGE: &'static str = include_str!("../usage.txt");
+const VERSION: Option<&'static str> = option_env!("CARGO_PKG_VERSION");
 
+/// Get the current Emerald version.
+pub fn version() -> &'static str {
+    VERSION.unwrap_or("unknown")
+}
 
 fn main() {
     env::set_var("RUST_BACKTRACE", "1");
@@ -65,7 +70,7 @@ fn main() {
     log_builder.init().expect("Expect to initialize logger");
 
     if args.flag_version {
-        println!("v{}", emerald::version());
+        println!("v{}", version());
         exit(0);
     }
 

usage.txt

@@ -1,7 +1,7 @@
 Emerald offline wallet command line interface.
 
 Usage:
-  emerald server    [--port=<port>] [--host=<host>] [--base-path=<path>]
+  emerald server    [--port=<port>] [--host=<host>] [--base-path=<path>] [-v | --verbose] [-q | --quite]
   emerald new       --chain=<chain>  ([[--security-level=<level>] [--name=<name>] [--description=<description>]] | --raw <key>)
   emerald list      --chain=<chain>  [--show-hidden]
   emerald hide      --chain=<chain>  <address>