Pass STDIN to HookContext::Base constructor

Author: jawshooah

lib/overcommit/hook_context.rb

@@ -1,12 +1,12 @@
 # Utility module which manages the creation of {HookContext}s.
 module Overcommit::HookContext
-  def self.create(hook_type, config, args)
+  def self.create(hook_type, config, args, input)
     hook_type_class = Overcommit::Utils.camel_case(hook_type)
     underscored_hook_type = Overcommit::Utils.snake_case(hook_type)
 
     require "overcommit/hook_context/#{underscored_hook_type}"
 
-    Overcommit::HookContext.const_get(hook_type_class).new(config, args)
+    Overcommit::HookContext.const_get(hook_type_class).new(config, args, input)
   rescue LoadError, NameError => error
     # Could happen when a symlink was created for a hook type Overcommit does
     # not yet support.

lib/overcommit/hook_context/base.rb

@@ -13,9 +13,10 @@ module Overcommit::HookContext
   class Base
     # @param config [Overcommit::Configuration]
     # @param args [Array<String>]
-    def initialize(config, args)
+    def initialize(config, args, input)
       @config = config
       @args = args
+      @input = input
     end
 
     # Returns the camel-cased type of this hook (e.g. PreCommit)

template-dir/hooks/overcommit-hook

@@ -45,7 +45,7 @@ begin
 
   config = Overcommit::ConfigurationLoader.load_repo_config
 
-  context = Overcommit::HookContext.create(hook_type, config, ARGV)
+  context = Overcommit::HookContext.create(hook_type, config, ARGV, STDIN)
   config.apply_environment!(context, ENV)
 
   printer = Overcommit::Printer.new(logger, context)