class GraphQL::REPL

Constants

IntrospectionDocument

Public Class Methods

new(uri, username: nil, password: nil, netrc: false, headers: {}) click to toggle source
# File lib/graphql/repl.rb, line 10
def initialize(uri, username: nil, password: nil, netrc: false, headers: {})
  @uri = URI.parse(uri)
  @headers = headers
  @username, @password = Netrc.read[@uri.hostname] if netrc

  @connection = Net::HTTP.new(@uri.host, @uri.port).tap do |client|
    client.use_ssl = @uri.scheme == "https"
  end

  @schema = GraphQL::Schema::Loader.load(request(IntrospectionDocument.to_query_string))
end

Public Instance Methods

completions(str) click to toggle source
# File lib/graphql/repl.rb, line 49
def completions(str)
  Expression.new(@schema, str).completions
end
eval(str) click to toggle source
# File lib/graphql/repl.rb, line 33
def eval(str)
  expr = Expression.new(@schema, str)

  if error = expr.error_message
    return error
  end

  result = request(expr.document.to_query_string)

  if result["errors"] && result["errors"][0]
    result["errors"][0]["message"]
  else
    expr.response_path.reduce(result["data"]) { |obj, key| obj[key] }
  end
end
request(query) click to toggle source
# File lib/graphql/repl.rb, line 22
def request(query)
  request = Net::HTTP::Post.new(@uri.request_uri)
  request.basic_auth(@username, @password)
  request["Accept"] = "application/json"
  request["Content-Type"] = "application/json"
  @headers.each { |k, v| request[k] = v }
  request.body = JSON.generate({"query" => query})
  response = @connection.request(request)
  JSON.parse(response.body)
end