first commit

digiterm

@@ -0,0 +1,93 @@
+#!/usr/bin/env ruby
+$:.unshift File.dirname(__FILE__) + "/../lib"
+require 'digiusb'
+require 'colored'
+require 'io/console'
+
+if ARGV.include? '--help' or ARGV.include? '-h'
+  puts "Usage:"
+  puts "  digiterm [options]"
+  puts "  digiterm [options] [device name]"
+  puts
+  puts "  Options:"
+  puts "   --raw      Disable ansi colouring and other friendly decorations."
+  puts "              Useful for using as subprocess from another programming language."
+  puts "   --no-wait  Don't loop and wait for a digispark - return immediately if no"
+  puts "              device is found."
+  puts "   --no-info  Don't write out any status information to standard error output"
+  exit
+end
+
+raw_mode = ARGV.include?("--raw")
+device_name = if ARGV.empty? or ARGV.last.start_with?("--")
+                false
+              else
+                ARGV.last
+              end
+no_stderr = ARGV.include?("--no-info")
+
+
+$stderr.puts "Looking for Digispark running DigiUSB...".blue unless no_stderr
+
+sleep 0.5 until DigiUSB.sparks(device_name).length > 0 unless ARGV.include? '--no-wait'
+spark = DigiUSB.sparks(device_name).last
+
+unless spark
+  $stderr.puts "No device found".white_on_red unless no_stderr
+  exit 1
+end
+
+$stderr.puts "Attached to #{spark.inspect.green}".blue unless no_stderr
+$stderr.puts "Type control + c to exit".blue unless no_stderr
+
+i = 0
+begin
+  loop do
+    char = spark.getc
+    if char != ""
+      if raw_mode
+        print char
+      else
+        print char.green
+      end
+      if char == "@"
+   	loop do
+           char = spark.getc
+    	   if char == ""
+	      exit 0
+	   end
+           spark.putc char
+	end    
+      end
+    else  
+        sleep 1.0 / 30.0
+	i = i + 1
+	if i > 30 
+           spark.putc "\n"
+	   i = 0
+	end
+        #$stderr.puts "s" # newline
+    end
+    
+    begin
+      char = IO.console.read_nonblock(1)
+      spark.putc char
+    rescue Errno::EAGAIN
+    end
+  end
+rescue LIBUSB::ERROR_PIPE, LIBUSB::ERROR_NO_DEVICE
+  unless no_stderr
+    $stderr.puts "" # newline
+    $stderr.puts "Digispark disconnected".white_on_red unless no_stderr
+  end
+  exit 2
+rescue DigiUSB::ErrorCrashed
+  unless no_stderr
+    $stderr.puts "" # newline
+    $stderr.puts "Digispark has crashed".white_on_red
+    $stderr.puts " >> Probably need to call DigiUSB.refresh() more frequently in Digispark Program".blue
+  end
+  exit 3
+rescue Interrupt
+  $stderr.puts "" unless no_stderr
+end