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Contents
# frozen_string_literal: true
module Capybara
class Server
class Middleware
class Counter
def initialize
@value = []
@mutex = Mutex.new
end
def increment(uri)
@mutex.synchronize { @value.push(uri) }
end
def decrement(uri)
@mutex.synchronize { @value.delete_at(@value.index(uri) || @value.length) }
end
def positive?
@mutex.synchronize { @value.length.positive? }
end
def value
@mutex.synchronize { @value.dup }
end
end
attr_reader :error
def initialize(app, server_errors, extra_middleware = [])
@app = app
@extended_app = extra_middleware.inject(@app) do |ex_app, klass|
klass.new(ex_app)
end
@counter = Counter.new
@server_errors = server_errors
end
def pending_requests
@counter.value
end
def pending_requests?
@counter.positive?
end
def clear_error
@error = nil
end
def call(env)
if env['PATH_INFO'] == '/__identify__'
[200, {}, [@app.object_id.to_s]]
else
request_uri = env['REQUEST_URI']
@counter.increment(request_uri)
begin
@extended_app.call(env)
rescue *@server_errors => e
@error ||= e
raise e
ensure
@counter.decrement(request_uri)
end
end
end
end
end
end
Version data entries
29 entries across 19 versions & 3 rubygems