#!/usr/bin/env ruby
require 'json'
require 'yaml'
main_report_file = ARGV.shift
unless main_report_file
puts 'usage: merge_reports <main-report> [extra reports...]'
exit 1
end
puts "Loading #{main_report_file}..."
main_report = JSON.parse(File.read(main_report_file))
new_report = main_report.dup
ARGV.each do |report_file|
report = JSON.parse(File.read(report_file))
# Remove existing values
updates = report.delete_if do |key, value|
main_report[key] && main_report[key] == value
end
new_report.merge!(updates)
puts "Merged #{report_file} adding #{updates.size} results."
end
File.write(main_report_file, JSON.pretty_generate(new_report))
puts "Saved #{main_report_file}."