Class: GraphQL::Subscriptions::Instrumentation::SubscriptionRegistrationResolve
- Inherits:
-
Object
- Object
- GraphQL::Subscriptions::Instrumentation::SubscriptionRegistrationResolve
- Defined in:
- lib/graphql/subscriptions/instrumentation.rb
Instance Method Summary collapse
-
#call(obj, args, ctx) ⇒ Object
Wrap the proc with subscription registration logic.
-
#initialize(inner_proc) ⇒ SubscriptionRegistrationResolve
constructor
A new instance of SubscriptionRegistrationResolve.
Constructor Details
#initialize(inner_proc) ⇒ SubscriptionRegistrationResolve
Returns a new instance of SubscriptionRegistrationResolve.
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# File 'lib/graphql/subscriptions/instrumentation.rb', line 41 def initialize(inner_proc) @inner_proc = inner_proc end |
Instance Method Details
#call(obj, args, ctx) ⇒ Object
Wrap the proc with subscription registration logic
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# File 'lib/graphql/subscriptions/instrumentation.rb', line 46 def call(obj, args, ctx) result = nil if @inner_proc && !@inner_proc.is_a?(GraphQL::Field::Resolve::BuiltInResolve) result = @inner_proc.call(obj, args, ctx) end events = ctx.namespace(:subscriptions)[:events] if events # This is the first execution, so gather an Event # for the backend to register: events << Subscriptions::Event.new( name: ctx.field.name, arguments: args, context: ctx, ) result elsif ctx.irep_node.subscription_topic == ctx.query.subscription_topic if !result.nil? result elsif obj.is_a?(GraphQL::Schema::Object) # The root object is _already_ the subscription update: obj.object else obj end else # This is a subscription update, but this event wasn't triggered. ctx.skip end end |