Add help to assembler.

2018-06-05 17:28:24 -07:00
parent 351b23b0f7
commit 39c3fcf9b8
1 changed files with 1 additions and 0 deletions
--- a/assembler.cr
+++ b/assembler.cr
@@ -36,6 +36,7 @@ OptionParser.parse! do |parser|
    parser.on("-i IPIN", "--inst-pin=IPIN", "select instruction pin") do |ip|
        inst_pin = ip
    end
+    parser.on("-h", "--help") {  puts parser }
 end

 enum InstType