Add note about placeholder link replacement

PeterFeicht · PeterFeicht · commit 9485165145d4 · 2018-08-24T16:18:53.000+02:00
This adds a note to preprocess and test code where the placeholder link
replacement can be found on the main site.
diff --git a/commands/preprocess.py b/commands/preprocess.py
@@ -179,6 +179,9 @@ def is_ranges_placeholder(target):
     return False
 
 def transform_ranges_placeholder(target, file, root):
+    # Placeholder link replacement is implemented in the MediaWiki site JS at
+    # https://en.cppreference.com/w/MediaWiki:Common.js
+
     ranges = 'cpp/experimental/ranges' in file
     repl = (r'\1/cpp/experimental/ranges/\2' if ranges else r'\1/cpp/\2')
 
diff --git a/tests/test_preprocess.py b/tests/test_preprocess.py
@@ -102,6 +102,9 @@ def test_is_external_link(self):
         self.assertEqual(False, is_external_link(' http://a'))
 
 class TestPlaceholderLinks(unittest.TestCase):
+    # Placeholder link replacement is implemented in the MediaWiki site JS at
+    # https://en.cppreference.com/w/MediaWiki:Common.js
+
     def test_is_ranges_placeholder(self):
         match = [
             'http://en.cppreference.com/w/cpp/ranges-placeholder/concepts/Assignable',
