Escape string inside regex

2 files changed, 8 insertions, 1 deletions

diff --git a/lib/chef/formatters/error_inspectors/resource_failure_inspector.rb b/lib/chef/formatters/error_inspectors/resource_failure_inspector.rb
index 48572d909b..eeff5f10d2 100644
--- a/lib/chef/formatters/error_inspectors/resource_failure_inspector.rb
+++ b/lib/chef/formatters/error_inspectors/resource_failure_inspector.rb
@@ -63,7 +63,7 @@ class Chef
         def recipe_snippet
           return nil if dynamic_resource?
           @snippet ||= begin
-            if file = resource.source_line[/^(([\w]:)?[^:]+):([\d]+)/,1] and line = resource.source_line[/^#{file}:([\d]+)/,1].to_i
+            if file = resource.source_line[/^(([\w]:)?[^:]+):([\d]+)/,1] and line = resource.source_line[/^#{Regexp.escape(file)}:([\d]+)/,1].to_i
               return nil unless ::File.exists?(file)
               lines = IO.readlines(file)
 
diff --git a/spec/unit/formatters/error_inspectors/resource_failure_inspector_spec.rb b/spec/unit/formatters/error_inspectors/resource_failure_inspector_spec.rb
index a42d234601..5594d6e18a 100644
--- a/spec/unit/formatters/error_inspectors/resource_failure_inspector_spec.rb
+++ b/spec/unit/formatters/error_inspectors/resource_failure_inspector_spec.rb
@@ -126,6 +126,13 @@ describe Chef::Formatters::ErrorInspectors::ResourceFailureInspector do
         expect(@inspector.recipe_snippet).to match(/^# In C:\/Users\/btm/)
       end
 
+      it "parses a Windows path" do
+        source_line = "C:\\Windows\\Temp\\packer\\cookbooks\\fake_file.rb:2: undefined local variable or method `non_existent' for main:Object (NameError)"
+        @resource.source_line = source_line
+        @inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
+        expect(@inspector.recipe_snippet).to match(/^# In C:\\Windows\\Temp\\packer\\/)
+      end
+
       it "parses a unix path" do
         source_line = "/home/btm/src/chef/chef/spec/unit/fake_file.rb:2: undefined local variable or method `non_existent' for main:Object (NameError)"
         @resource.source_line = source_line