class GraphQLPlayground
Constants
- CDN_URL
Public Class Methods
new(app = nil, cdn_url: CDN_URL, version: '', endpoint: '/')
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Initialize the middleware
@param string cdn_url The CDN url for graphql playground (defaults to the official release) @param string version The version of the graphql playground to use (defaults to latest) @param string endpoint The endpoint of your graphql server
# File lib/graphql_playground.rb, line 11 def initialize(app = nil, cdn_url: CDN_URL, version: '', endpoint: '/') @app = app @cdn_url = cdn_url @version = version @endpoint = endpoint @index_template = File.read(template('index.html.erb')) end
Public Instance Methods
call(env)
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# File lib/graphql_playground.rb, line 23 def call(env) ['200', {'Content-Type' => 'text/html'}, [ERB.new(@index_template).result(binding)]] end
template(path)
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# File lib/graphql_playground.rb, line 19 def template(path) File.expand_path("templates/#{path}", __dir__) end