turned frequency into a string for json

.gitignore

@@ -1,3 +0,0 @@
-test-data/*
-master.csv
-bins.csv

sorter.rb

@@ -47,14 +47,9 @@ end
 # output - a hash containing all of our output
 #This method converts the output hash to JSON and writes it to "output.json"
 def write_output_json (output, filename)
-  begin
   outfile = File.open(filename,'w')
   outfile.write(output.to_json)
   outfile.close
-  rescue
-    pp output
-    abort
-  end
 end
 
 def write_output_csv (output, filename)
@@ -152,13 +147,8 @@ def process_file (file_name, binfile, type)
     sections = text.lines("Date and time:", chomp: true) #sections is an arrary of each date section from the text
     sections.delete_at(0) #we can ignore the first chunk of text
     sections.each do |chunk|
-      begin
       timestamp = chunk.lines.delete_if {|line| line == "\r\n"}[0] #pulling out the timestamp
-        timestamp.tr!('/','-').tr!(':','').tr!(' ','_') #remove slashes and colons from timestamp, replaces spaces with unserscores
-      rescue
-        pp timestamp
-        abort
-      end
+      timestamp.tr!('/','-').tr!(':','').tr!(' ','_') #remove slashes and colons from timestamp, replaces spaces with underscores
       timestamp.strip!
       output = Hash.new #Creating the output storage object
       outfile = file_name + '_' + timestamp
@@ -171,7 +161,10 @@ def process_file (file_name, binfile, type)
         output[key] = Hash.new
         output[key][:words] = bin_counter(bins[bin_number], text)
         output[key][:total] = count_total(output[key])
-        output[key][:frequency] = output[key][:total].to_f / output[:total_words].to_f
+        output[key][:frequency] = 0
+        #output[key][:frequency] = output[key][:total].to_f / output[:total_words].to_f if output[[:total_words] != 0
+        freq = output[key][:total].to_f / output[:total_words].to_f
+        output[key][:frequency] = freq.to_s
       end
       write_output_json(output,outfile + '-out.json')
       write_output_csv(output,outfile + '-out.csv')
@@ -186,10 +179,14 @@ end
 #
 #This method will process all .txt files in the supplied directory
 def process_dir(dir_name, binfile, type)
+  threads = []
   Dir.glob(dir_name + '*.txt') do |file_name|
+    threads << Thread.new do
       puts "Processing " + file_name
       process_file(file_name, binfile, type)
     end
+  end
+  threads.each { |thr| thr.join }
 end
 
 def generate_master_output(dir_name, binfile)