Merge branch 'v2.1.x' into v2.2.x

* v2.1.x:
  (maint) Add semantic versioning info to README
  Docs: Clarify the use case for the anchor type
  Docs: Remove author emails from stdlib functions
  Docs: Copyedit function doc strings
  Docs: Correct indentation of markdown code examples
  Docs: Update documentation of stdlib classes
  Docs: Update file_line documentation
  Docs: Improve example in merge function

1 files changed, 9 insertions, 8 deletions

diff --git a/lib/puppet/parser/functions/has_key.rb b/lib/puppet/parser/functions/has_key.rb
index 9c1c4c3..4657cc2 100644
--- a/lib/puppet/parser/functions/has_key.rb
+++ b/lib/puppet/parser/functions/has_key.rb
@@ -1,16 +1,17 @@
 module Puppet::Parser::Functions
 
   newfunction(:has_key, :type => :rvalue, :doc => <<-'ENDHEREDOC') do |args|
-    determine if a hash has a certain key value.
+    Determine if a hash has a certain key value.
 
     Example:
-      $my_hash = {'key_one' => 'value_one'}
-      if has_key($my_hash, 'key_two') {
-        notice('we will not reach here')
-      }
-      if has_key($my_hash, 'key_one') {
-        notice('this will be printed')
-      }
+
+        $my_hash = {'key_one' => 'value_one'}
+        if has_key($my_hash, 'key_two') {
+          notice('we will not reach here')
+        }
+        if has_key($my_hash, 'key_one') {
+          notice('this will be printed')
+        }
 
     ENDHEREDOC