Fix argument error handling

index.js

@@ -40,6 +40,7 @@ const alias = {
 
 let args = parseArgs(process.argv.slice(2), {
 	"string": stringArgParams,
+	"boolean": boolArgParams,
 	"alias": alias,
 	"--": true
 });
@@ -55,7 +56,7 @@ for (var key of Object.keys(args)) {
 		error(ExitCodes.badUsageCLI);
 	}
 	else if (stringArgParams.includes(key) && args[key] === "") {
-		printUsage();
+		console.error(`Error: no value given for --${key}`);
 		error(ExitCodes.badUsageCLI);
 	}
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "readable-cli",
-  "version": "1.0.0",
+  "version": "0.0.1",
   "description": "Firefox Reader Mode in your terminal - get useful text from a web page using Mozilla's Readability library",
   "main": "index.js",
   "bin": {