remove erubis dependency

Author: jjb

heroics.gemspec

@@ -27,7 +27,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'yard'
   spec.add_development_dependency 'pry'
 
-  spec.add_dependency 'erubis', '~> 2.0'
   spec.add_dependency 'excon'
   spec.add_dependency 'multi_json', '>= 1.9.2'
   spec.add_dependency 'moneta'

lib/heroics.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 require 'base64'
-require 'erubis'
+require 'erb'
 require 'excon'
 require 'multi_json'
 require 'uri'

lib/heroics/client_generator.rb

@@ -4,12 +4,15 @@ module Heroics
   # option if you want to ship a gem or generate API documentation using Yard.
   def self.generate_client
     filename = File.dirname(__FILE__) + '/views/client.erb'
-    eruby = Erubis::Eruby.new(File.read(filename))
+    eruby = ERB.new(File.read(filename))
     context = build_context(Heroics::Configuration.defaults.module_name,
       Heroics::Configuration.defaults.schema,
       Heroics::Configuration.defaults.base_url,
       Heroics::Configuration.defaults.options)
-    eruby.evaluate(context)
+    context.each do |k, v|
+      instance_variable_set(:"@#{k}", v)
+    end
+    eruby.result(binding)
   end
 
   private