Fix for string invalid scheme error when string contains colon

CHANGELOG.md

@@ -6,8 +6,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 ## [Unreleased]
 
 ### Fixed
-
 - Corrected the draft6 schema id to `http://json-schema.org/draft/schema#`
+- Rescue URI error when initializing a data string that contains a colon 
 
 ## [2.8.0] - 2017-02-07
 

lib/json-schema/validator.rb

@@ -578,7 +578,7 @@ def initialize_data(data)
             begin
               json_uri = Util::URI.normalized_uri(data)
               data = self.class.parse(custom_open(json_uri))
-            rescue JSON::Schema::JsonLoadError
+            rescue JSON::Schema::JsonLoadError, JSON::Schema::UriError
               # Silently discard the error - use the data as-is
             end
           end

test/initialize_data_test.rb

@@ -56,6 +56,21 @@ def test_parse_json_string
     assert_raises(JSON::Schema::JsonLoadError) { JSON::Validator.validate(schema, data, :uri => true) }
   end
 
+  def test_parse_plain_text_string
+    schema = {'type' => 'string'}
+    data = 'kapow'
+
+    assert(JSON::Validator.validate(schema, data))
+
+    assert(JSON::Validator.validate(schema, data, :parse_data => false))
+
+    assert_raises(JSON::Schema::JsonParseError) do
+      JSON::Validator.validate(schema, data, :json => true)
+    end
+
+    assert_raises(JSON::Schema::JsonLoadError) { JSON::Validator.validate(schema, data, :uri => true) }
+  end
+
   def test_parse_valid_uri_string
     schema = {'type' => 'string'}
     data = 'http://foo.bar/'
@@ -96,6 +111,21 @@ def test_parse_invalid_uri_string
     assert_raises(JSON::Schema::JsonLoadError) { JSON::Validator.validate(schema, data, :uri => true) }
   end
 
+  def test_parse_invalid_scheme_string
+    schema = {'type' => 'string'}
+    data = 'pick one: [1, 2, 3]'
+
+    assert(JSON::Validator.validate(schema, data))
+
+    assert(JSON::Validator.validate(schema, data, :parse_data => false))
+
+    assert_raises(JSON::Schema::JsonParseError) do
+      JSON::Validator.validate(schema, data, :json => true)
+    end
+
+    assert_raises(JSON::Schema::UriError) { JSON::Validator.validate(schema, data, :uri => true) }
+  end
+
   def test_parse_integer
     schema = {'type' => 'integer'}
     data = 42