string-keys-to-int working.

README.md

@@ -25,3 +25,13 @@ json-to-cbor < file.json > file.cbor
 hs < file.cbor
 ```
 
+# string-keys-to-int usage
+
+JSON format has a limitation on the type of hash keys: it has to be a string.
+CBOR doesn't come with such limitation.
+`string-keys-to-int` automatically converts string keys into integers, whenever all the keys in a hash can be converted.
+
+```sh
+string-keys-to-int < file.cbor
+```
+

src/string-keys-to-int.cr

@@ -1,30 +1,16 @@
 require "cbor"
 require "option_parser"
 
-#
-# JSON format has a limitation on the type of hash keys: it has to be a string.
-# CBOR doesn't come with such limitation.
-# string-keys-to-int: automatically converts string keys into integers, whenever all
-# the keys in a hash can be converted.
-#
-
 class Context
-	class_property do_nothing = false
+	class_property debug = false
-	class_property print_data = false
 end
 
 OptionParser.parse do |parser|
 	parser.banner = "usage: string-keys-to-int < file.cbor"
 
-	parser.on "-n", "--nothing",
+	parser.on "-d", "--debug",
-		"Do nothing, just print when keys would have been converted." do
+		"Debug: print keys to convert, input and output data." do
-		Context.do_nothing = true
+		Context.debug = true
-	end
-
-	parser.on "-p", "--print-data",
-		"Do nothing, print keys to convert, input and output data." do
-		Context.do_nothing = true
-		Context.print_data = true
 	end
 
 	parser.on "-h", "--help", "Displays this help and exits." do
@@ -50,7 +36,7 @@ end
 def change(data)
 	# 1. change keys
 	if are_hash_keys_all_int? data 
-		if Context.do_nothing
+		if Context.debug
 			puts "keys to convert: #{data.as(Hash).keys}"
 		end
 
@@ -84,19 +70,17 @@ until STDIN.read(buffer) == 0
 	while data = decoder.read_value
 		break if data == 0
 
-		if Context.print_data
+		if Context.debug
 			puts "input data:"
 			pp data
 		end
 
 		change data
 
-		if Context.print_data
+		if Context.debug
 			puts "output data:"
 			pp data
-		end
+		else
-
-		unless Context.do_nothing
 			STDOUT.write data.to_cbor
 			STDOUT.flush
 		end