Sanitize paths from .rdoc_options at load time

Author: drbrain

lib/rdoc/options.rb

@@ -304,14 +304,15 @@ def init_with map # :nodoc:
     @main_page      = map['main_page']
     @markup         = map['markup']
     @op_dir         = map['op_dir']
-    @rdoc_include   = map['rdoc_include']
     @show_hash      = map['show_hash']
-    @static_path    = map['static_path']
     @tab_width      = map['tab_width']
     @template_dir   = map['template_dir']
     @title          = map['title']
     @visibility     = map['visibility']
     @webcvs         = map['webcvs']
+
+    @rdoc_include = sanitize_path map['rdoc_include']
+    @static_path  = sanitize_path map['static_path']
   end
 
   def yaml_initialize tag, map # :nodoc:

test/test_rdoc_options.rb

@@ -138,7 +138,24 @@ def test_init_with_encoding
 
     options = YAML.load YAML.dump @options
 
-    assert_equal Encoding::IBM437, @options.encoding
+    assert_equal Encoding::IBM437, options.encoding
+  end
+
+  def test_init_with_trim_paths
+    RDoc.load_yaml
+
+    yaml = <<-YAML
+--- !ruby/object:RDoc::Options
+static_path:
+- /etc
+rdoc_include:
+- /etc
+    YAML
+
+    options = YAML.load yaml
+
+    assert_empty options.rdoc_include
+    assert_empty options.static_path
   end
 
   def test_parse_copy_files_file_relative