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# File 'lib/opal-webpack-loader/compile_server.rb', line 23
def receive_data(data)
if data.start_with?('command:stop')
EventMachine.stop
exit(0)
end
request_hash = Oj.load(data)
filename = request_hash['filename']
compile_source_map = request_hash['source_map']
operation = proc do
begin
source = File.read(filename)
c = Opal::Compiler.new(source, file: filename, es6_modules: true)
c.compile
result = { 'javascript' => c.result }
if compile_source_map
result['source_map'] = c.source_map.as_json
result['source_map']['sourcesContent'] = [source]
result['source_map']['file'] = filename
result['source_map']['names'] = result['source_map']['names'].map(&:to_s)
end
result['required_trees'] = c.required_trees
Oj.dump(result)
rescue Exception => e
Oj.dump({ 'error' => { 'name' => e.class, 'message' => e.message, 'backtrace' => e.backtrace } })
end
end
callback = proc do |json|
self.send_data(json + "\n")
close_connection_after_writing
end
EM.defer(operation, callback)
end
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