From c6a1ab6a9ff4c6a1267db14429f624c5326dc352 Mon Sep 17 00:00:00 2001
From: Igor Kroitor <igor.kroitor@gmail.com>
Date: Tue, 7 Apr 2020 16:20:05 +0300
Subject: [PATCH] cli.js minor edit

---
 examples/js/cli.js | 52 ++++++++++++++++++++++++++--------------------
 1 file changed, 29 insertions(+), 23 deletions(-)

diff --git a/examples/js/cli.js b/examples/js/cli.js
index 429fe8f75d4e..680d032c1b9e 100644
--- a/examples/js/cli.js
+++ b/examples/js/cli.js
@@ -209,8 +209,7 @@ const printHumanReadable = (exchange, result) => {
 
 async function main () {
 
-    const requirements = exchangeId && methodName
-    if (!requirements) {
+    if (!exchangeId) {
 
         printUsage ()
 
@@ -261,47 +260,54 @@ async function main () {
             }
         }
 
-        if (typeof exchange[methodName] === 'function') {
+        if (methodName) {
 
-            log (exchange.id + '.' + methodName, '(' + args.join (', ') + ')')
+            if (typeof exchange[methodName] === 'function') {
 
-            while (true) {
+                log (exchange.id + '.' + methodName, '(' + args.join (', ') + ')')
 
-                try {
+                while (true) {
 
-                    const result = await exchange[methodName] (... args)
-                    printHumanReadable (exchange, result)
+                    try {
 
-                } catch (e) {
+                        const result = await exchange[methodName] (... args)
+                        printHumanReadable (exchange, result)
 
-                    if (e instanceof ExchangeError) {
+                    } catch (e) {
 
-                        log.red (e.constructor.name, e.message)
+                        if (e instanceof ExchangeError) {
 
-                    } else if (e instanceof NetworkError) {
+                            log.red (e.constructor.name, e.message)
 
-                        log.yellow (e.constructor.name, e.message)
+                        } else if (e instanceof NetworkError) {
 
-                    }
+                            log.yellow (e.constructor.name, e.message)
+
+                        }
 
-                    log.dim ('---------------------------------------------------')
+                        log.dim ('---------------------------------------------------')
 
-                    // rethrow for call-stack // other errors
-                    throw e
+                        // rethrow for call-stack // other errors
+                        throw e
+
+                    }
 
+                    if (!poll)
+                        break;
                 }
 
-                if (!poll)
-                    break;
-            }
+            } else if (exchange[methodName] === undefined) {
+
+                log.red (exchange.id + '.' + methodName + ': no such property')
 
-        } else if (exchange[methodName] === undefined) {
+            } else {
 
-            log.red (exchange.id + '.' + methodName + ': no such property')
+                printHumanReadable (exchange, exchange[methodName])
+            }
 
         } else {
 
-            printHumanReadable (exchange, exchange[methodName])
+            console.log (exchange)
         }
     }
 }