Fix :follow_links option not doing anything when set to false

lib/docs/filters/core/internal_urls.rb

@@ -30,15 +30,15 @@ module Docs
     end
 
     def skip_links?
-      if context[:skip_links].is_a? Proc
-        context[:skip_links].call self
-      else
-        context[:skip_links]
-      end
+      return context[:skip_links].call(self) if context[:skip_links].is_a?(Proc)
+      return true if context[:skip_links]
+      false
     end
 
     def follow_links?
-      !(context[:follow_links] && context[:follow_links].call(self) == false)
+      return false if context[:follow_links] == false
+      return false if context[:follow_links].is_a?(Proc) && context[:follow_links].call(self) == false
+      true
     end
 
     def to_internal_url(str)

test/lib/docs/filters/core/internal_urls_test.rb

@@ -331,20 +331,14 @@ class InternalUrlsFilterTest < MiniTest::Spec
     end
   end
 
-  context "context[:follow_links] is a block" do
+  context "context[:follow_links]" do
     before do
       @body = link_to context[:url]
     end
 
-    it "calls the block with the filter instance" do
-      context[:follow_links] = ->(arg) { @arg = arg; nil }
-      filter.call
-      assert_equal filter, @arg
-    end
-
-    context "and the block returns false" do
+    context "when it is false" do
       before do
-        context[:follow_links] = ->(_) { false }
+        context[:follow_links] = false
       end
 
       it "doesn't set :internal_urls" do
@@ -356,13 +350,35 @@ class InternalUrlsFilterTest < MiniTest::Spec
       end
     end
 
-    context "and the block returns true" do
-      before do
-        context[:follow_links] = ->(_) { true }
+    context "when it is a block" do
+      it "calls the block with the filter instance" do
+        context[:follow_links] = ->(arg) { @arg = arg; nil }
+        filter.call
+        assert_equal filter, @arg
       end
 
-      it "sets :internal_urls" do
-        assert internal_urls
+      context "and the block returns false" do
+        before do
+          context[:follow_links] = ->(_) { false }
+        end
+
+        it "doesn't set :internal_urls" do
+          refute internal_urls
+        end
+
+        it "replaces urls" do
+          refute_equal @body, filter_output_string
+        end
+      end
+
+      context "and the block returns true" do
+        before do
+          context[:follow_links] = ->(_) { true }
+        end
+
+        it "sets :internal_urls" do
+          assert internal_urls
+        end
       end
     end
   end