handle math.div

tasks/converter/less_conversion.rb

@@ -173,6 +173,7 @@ def convert_to_scss(file)
       file   = replace_calculation_semantics(file)
       file   = replace_file_imports(file)
       file   = wrap_at_groups_with_at_root(file)
+      file   = replace_division(file)
       file
     end
 
@@ -182,6 +183,12 @@ def wrap_at_groups_with_at_root(file)
       }
     end
 
+    def replace_division(less)
+      re = /(?<!\w)\(\s*([^(]+?)\s+\/\s+([^)]+?)\s*\)/
+      return less if less !~ re
+      "@use \"sass:math\";\n" + less.gsub(re, 'math.div(\1, \2)')
+    end
+
     def sass_fn_exists(fn)
       %Q{(#{fn}("") != unquote('#{fn}("")'))}
     end