Implement Liquid::StandardFilters (#571)

app/liquid_tags/standard_filters.rb

@@ -0,0 +1,39 @@
+module StandardFilters
+  def concat(_input)
+    raise StandardError, "Liquid#concat filter is disabled"
+  end
+
+  def compact(_input)
+    raise StandardError, "Liquid#compact filter is disabled"
+  end
+
+  def join(_input)
+    raise StandardError, "Liquid#join filter is disabled"
+  end
+
+  def prepend(_input, _string)
+    raise StandardError, "Liquid#prepend filter is disabled"
+  end
+
+  def remove(_input)
+    raise StandardError, "Liquid#remove filter is disabled"
+  end
+
+  def remove_first(_input)
+    raise StandardError, "Liquid#remove_first filter is disabled"
+  end
+
+  def replace(_input)
+    raise StandardError, "Liquid#replace filter is disabled"
+  end
+
+  def replace_first(_input)
+    raise StandardError, "Liquid#replace_first filter is disabled"
+  end
+
+  def split(_input)
+    raise StandardError, "Liquid#split filter is disabled"
+  end
+end
+
+Liquid::Template.register_filter(StandardFilters)