Class: Solargraph::LanguageServer::Message::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/solargraph/language_server/message/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(host, request) ⇒ Base

Returns a new instance of Base.

Parameters:



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# File 'lib/solargraph/language_server/message/base.rb', line 30

def initialize host, request
  @host = host
  @id = request['id'].freeze
  @request = request.freeze
  @method = request['method'].freeze
  @params = (request['params'] || {}).freeze
  post_initialize
end

Instance Attribute Details

#error ⇒ Hash? (readonly)

Returns:

  • (Hash, nil) 


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# File 'lib/solargraph/language_server/message/base.rb', line 26

def error
  @error
end

#host ⇒ Solargraph::LanguageServer::Host (readonly)

Returns:



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# File 'lib/solargraph/language_server/message/base.rb', line 8

def host
  @host
end

#id ⇒ Integer (readonly)

Returns:

  • (Integer) 


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# File 'lib/solargraph/language_server/message/base.rb', line 11

def id
  @id
end

#method ⇒ String (readonly)

Returns:

  • (String) 


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# File 'lib/solargraph/language_server/message/base.rb', line 17

def method
  @method
end

#params ⇒ Hash (readonly)

Returns:

  • (Hash) 


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# File 'lib/solargraph/language_server/message/base.rb', line 20

def params
  @params
end

#request ⇒ Hash (readonly)

Returns:

  • (Hash) 


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# File 'lib/solargraph/language_server/message/base.rb', line 14

def request
  @request
end

#result ⇒ Hash, ... (readonly)

Returns:

  • (Hash, Array, nil) 


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# File 'lib/solargraph/language_server/message/base.rb', line 23

def result
  @result
end

Instance Method Details

#post_initialize ⇒ void

This method returns an undefined value.



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# File 'lib/solargraph/language_server/message/base.rb', line 40

def post_initialize; end

#process ⇒ void

This method returns an undefined value.



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# File 'lib/solargraph/language_server/message/base.rb', line 43

def process; end

#send_response ⇒ void

This method returns an undefined value.



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# File 'lib/solargraph/language_server/message/base.rb', line 62

def send_response
  return if id.nil?
  if host.cancel?(id)
    # https://microsoft.github.io/language-server-protocol/specifications/specification-current/#cancelRequest
    # cancel should send response RequestCancelled
    Solargraph::Logging.logger.info "Cancelled response to #{method}"
    set_result nil
    set_error ErrorCodes::REQUEST_CANCELLED, "cancelled by client"
  else
    Solargraph::Logging.logger.info "Sending response to #{method}"
  end
  response = {
    jsonrpc: "2.0",
    id: id,
  }
  response[:result] = result unless result.nil?
  response[:error] = error unless error.nil?
  response[:result] = nil if result.nil? and error.nil?
  json = response.to_json
  envelope = "Content-Length: #{json.bytesize}\r\n\r\n#{json}"
  Solargraph.logger.debug envelope
  host.queue envelope
  host.clear id
end

#set_error(code, message) ⇒ void

This method returns an undefined value.

Parameters:

  • code (Integer) —

    See Solargraph::LanguageServer::ErrorCodes

  • message (String) 


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# File 'lib/solargraph/language_server/message/base.rb', line 54

def set_error code, message
  @error = {
    code: code,
    message: message
  }
end

#set_result(data) ⇒ void

This method returns an undefined value.

Parameters:

  • data (Hash, Array, nil) 


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# File 'lib/solargraph/language_server/message/base.rb', line 47

def set_result data
  @result = data
end