From 3ce622772c37a3bd5d2ca5751bc0036021a728fe Mon Sep 17 00:00:00 2001
From: Tomas Strachota <tstrachota@redhat.com>
Date: Wed, 22 Mar 2017 12:25:20 +0100
Subject: [PATCH] Fixes #56 - do not hide exceptions during cache retrieval
 (#57)

---
 lib/apipie_bindings/api.rb        | 6 +++---
 lib/apipie_bindings/exceptions.rb | 8 +++++++-
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/lib/apipie_bindings/api.rb b/lib/apipie_bindings/api.rb
index e7882a1..6f37f8e 100644
--- a/lib/apipie_bindings/api.rb
+++ b/lib/apipie_bindings/api.rb
@@ -277,11 +277,11 @@ def retrieve_apidoc
       unless response
         begin
           response = retrieve_apidoc_call("/apidoc/v#{@api_version}.json")
-        rescue
+        rescue Exception => e
           raise ApipieBindings::DocLoadingError.new(
-            "Could not load data from #{@uri}\n"\
+            "Could not load data from #{@uri}: #{e.message}\n"\
             " - is your server down?\n"\
-            " - was rake apipie:cache run when using apipie cache? (typical production settings)")
+            " - was rake apipie:cache run when using apipie cache? (typical production settings)", e)
         end
       end
       File.open(apidoc_cache_file, "w") { |f| f.write(response.body) }
diff --git a/lib/apipie_bindings/exceptions.rb b/lib/apipie_bindings/exceptions.rb
index 0b0b90a..382cdd7 100644
--- a/lib/apipie_bindings/exceptions.rb
+++ b/lib/apipie_bindings/exceptions.rb
@@ -1,7 +1,13 @@
 module ApipieBindings
 
   class ConfigurationError < StandardError; end
-  class DocLoadingError < StandardError; end
+  class DocLoadingError < StandardError
+    attr_reader :original_error
+    def initialize(msg, original_error)
+      super(msg)
+      @original_error = original_error
+    end
+  end
   class AuthenticatorMissingError < StandardError; end
 
   ErrorData = Struct.new(:kind, :argument, :details)