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#!/usr/bin/env ruby
# frozen_string_literal: true
# Released under the MIT License.
# Copyright, 2024, by Samuel Williams.
require "async"
require "async/http/client"
require "async/http/server"
require "async/http/endpoint"
require "protocol/http/body/streamable"
require "protocol/http/body/writable"
require "protocol/http/body/stream"
endpoint = Async::HTTP::Endpoint.parse("http://localhost:3000")
Async do
server = Async::HTTP::Server.for(endpoint) do |request|
output = Protocol::HTTP::Body::Streamable.response(request) do |stream|
$stderr.puts "Server sending text..."
stream.write("Hello from server!")
rescue EOFError
$stderr.puts "Server EOF."
# Ignore EOF errors.
ensure
$stderr.puts "Server closing stream."
stream.close
end
Protocol::HTTP::Response[200, {}, output]
end
server_task = Async{server.run}
client = Async::HTTP::Client.new(endpoint)
streamable = Protocol::HTTP::Body::Streamable.request do |stream|
while chunk = stream.readpartial(1024)
$stderr.puts "Client chunk: #{chunk.inspect}"
end
rescue EOFError
$stderr.puts "Client EOF."
# Ignore EOF errors.
ensure
$stderr.puts "Client closing stream."
stream.close
end
$stderr.puts "Client sending request..."
response = client.get("/", body: streamable)
$stderr.puts "Client received response and streaming it..."
streamable.stream(response.body)
ensure
server_task.stop
end
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