Class: Lambchop::Cat

Inherits:
Object
  • Object
show all
Defined in:
lib/lambchop/cat.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(function_name, invoke_args, options = {}) ⇒ Cat

Returns a new instance of Cat.



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# File 'lib/lambchop/cat.rb', line 6

def initialize(function_name, invoke_args, options = {})
  @function_name = function_name
  @invoke_args   = invoke_args
  @client        = options[:client] || Aws::Lambda::Client.new
  @out           = options[:out] || $stdout
  @options       = options
end

Class Method Details

.cat(function_name, invoke_args, options = {}) ⇒ Object 



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# File 'lib/lambchop/cat.rb', line 2

def self.cat(function_name, invoke_args, options = {})
  self.new(function_name, invoke_args, options).cat
end

Instance Method Details

#cat ⇒ Object 



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# File 'lib/lambchop/cat.rb', line 14

def cat
  invoke_args = @invoke_args

  if invoke_args.kind_of?(IO)
    invoke_args = invoke_args.read
  end

  resp = @client.invoke(
    :function_name => @function_name,
    :payload => invoke_args,
    :invocation_type => Lambchop::Utils.camelize(@options[:invocation_type] || :request_response),
    :log_type => Lambchop::Utils.camelize(@options[:log_type] || :none)
  )

  out = {
    'status_code' => resp[:status_code],
    'function_error' => resp[:function_error],
    'payload' => nil
  }

  log_result = resp[:log_result]
  payload = resp[:payload]

  if log_result
    log_result = Base64.strict_decode64(log_result)
    log_result.gsub!("\t", '    ').gsub!(/\s+\n/, "\n").strip!
    def log_result.yaml_style() Psych::Nodes::Scalar::LITERAL end
    out['log_result'] = log_result
  end

  if payload
    out['payload'] = payload.string
  end

  @out.puts YAML.dump(out)
end