Module: Wamp::Client::Response

Defined in:
lib/wamp/client/response.rb

Defined Under Namespace

Classes: CallDefer, CallError, CallResult, ProgressiveCallDefer

Constant Summary collapse

DEFAULT_ERROR = 
"wamp.error.runtime"

Class Method Summary collapse

Class Method Details

.from_hash(hash) ⇒ CallResult, CallError

This method will instantiate either a CallResult or CallError based on the payload

Parameters:

  • hash (Hash) —

    • The hash

Returns:



40
41
42
43
44
45
46
 
# File 'lib/wamp/client/response.rb', line 40

def self.from_hash(hash)
  if hash[:error] != nil
    CallError.from_hash(hash)
  else
    CallResult.from_hash(hash)
  end
end

.invoke_handler(error: false, &callback) ⇒ CallResult, ...

This method wraps the handling of the result from a procedure. or interrupt. It is intended to standardize the processing

Parameters:

  • - (Bool) —

    “true” is we want an error out of this

Returns:



13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
# File 'lib/wamp/client/response.rb', line 13

def self.invoke_handler(error: false, &callback)
  logger = Wamp::Client.logger

  # Invoke the request
  begin
    result = callback.call
  rescue CallError => e
    result = e
  rescue StandardError => e
    logger.error("Wamp::Client::Response - #{e.message}")
    e.backtrace.each { |line| logger.error("   #{line}") }
    result = CallError.new(DEFAULT_ERROR, [e.message], { backtrace: e.backtrace })
  end

  # Ensure an expected class is returned
  if error
    CallError.ensure(result)
  else
    CallResult.ensure(result, allow_error: true, allow_defer: true)
  end
end