From 18e5302614bce168ac07e35dc23b058064e9e41c Mon Sep 17 00:00:00 2001
From: Ken Barber <ken@bob.sh>
Date: Fri, 29 Jul 2011 20:11:47 +0100
Subject: (#2) fix is_string finally so it also makes sure numbers return
 false.

---
 lib/puppet/parser/functions/is_string.rb     |  4 ++++
 spec/unit/parser/functions/is_string_spec.rb | 20 ++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/lib/puppet/parser/functions/is_string.rb b/lib/puppet/parser/functions/is_string.rb
index 61037e3..8a02a10 100644
--- a/lib/puppet/parser/functions/is_string.rb
+++ b/lib/puppet/parser/functions/is_string.rb
@@ -14,6 +14,10 @@ module Puppet::Parser::Functions
 
     result = type.is_a?(String)
 
+    if result and (type == type.to_f.to_s or type == type.to_i.to_s) then
+      return false
+    end
+
     return result
   end
 end
diff --git a/spec/unit/parser/functions/is_string_spec.rb b/spec/unit/parser/functions/is_string_spec.rb
index 8c0061e..4f3f5fd 100644
--- a/spec/unit/parser/functions/is_string_spec.rb
+++ b/spec/unit/parser/functions/is_string_spec.rb
@@ -18,4 +18,24 @@ describe "the is_string function" do
     lambda { @scope.function_is_string([]) }.should( raise_error(Puppet::ParseError))
   end
 
+  it "should return true if a string" do
+    result = @scope.function_is_string(["asdf"])
+    result.should(eq(true))
+  end
+
+  it "should return false if an integer" do
+    result = @scope.function_is_string(["3"])
+    result.should(eq(false))
+  end
+
+  it "should return false if a float" do
+    result = @scope.function_is_string(["3.23"])
+    result.should(eq(false))
+  end
+
+  it "should return false if an array" do
+    result = @scope.function_is_string([["a","b","c"]])
+    result.should(eq(false))
+  end
+
 end
-- 
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