mastodon/app/controllers/api/v1/apps/credentials_controller.rb

# frozen_string_literal: true

class Api::V1::Apps::CredentialsController < Api::BaseController
  def show
    return doorkeeper_render_error unless valid_doorkeeper_token?

    render json: doorkeeper_token.application, serializer: REST::ApplicationSerializer, fields: %i(name website vapid_key client_id scopes)
  end
end