update

README.md

@@ -74,25 +74,28 @@ function main()
     args = add_example(args, "julia main.jl --input dir/file.txt --number 10 --verbose")
     args = add_example(args, "julia main.jl --help")
     args = parse_args(args)
+
+    # print the autogenerated usage/help message in yellow
+    help(args, color="yellow")
+
+    # overwrite the usage member with the `usage` string and print the help message in cyan
+    args.usage::String = usage
+    help(args, color="cyan")
 
     # check boolean flags passed via command-line
     get_value(args, "verbose") && println("Verbose mode enabled")
     get_value(args, "v")       && println("Verbose mode enabled")
-    get_value(args, "--help")  && help(args, color="yellow")
+    get_value(args, "--help")  && println("Help mode enabled")
 
     # check values
     has_key(args, "input")  && println("Input file: ", get_value(args, "input"))
     has_key(args, "number") && println("The number: ", get_value(args, "number"))
-
-    # we can override the usage statement with our own
-    args.usage::String = usage
-    help(args, color="cyan")
 
-    # use `set` to override command-line argument values
+    # use `set_value` to override defaults or values passed in via command-line
     has_key(args, "help") && set_value(args, "help", true)
     has_key(args, "help") && help(args, color="green")
 
-    # check if SHA-256 byte key exists and print it if it does
+    # check if SHA-256 hash 2-byte key exists and print it if it does
     has_key(args, "help") && println("\nHash key: $(get_key(args, "help"))\n")
 
     # DO SOMETHING AMAZING