···

       
115
       
115
       
 
       


     

       
116
       
116
       
 
       
      checkUnmatched =

     

       
117
       
117
       
 
       
        if config._module.check && config._module.freeformType == null && merged.unmatchedDefns != [] then

     

       
118
       
118
       
-
       
          let inherit (head merged.unmatchedDefns) file prefix;

     

       
119
       
119
       
-
       
          in throw "The option `${showOption prefix}' defined in `${file}' does not exist."

     

       
118
       
118
       
+
       
          let firstDef = head merged.unmatchedDefns;

     

       
119
       
119
       
+
       
          in throw "The option `${showOption (prefix ++ firstDef.prefix)}' defined in `${firstDef.file}' does not exist."

     

       
120
       
120
       
 
       
        else null;

     

       
121
       
121
       
 
       


     

       
122
       
122
       
 
       
      result = builtins.seq checkUnmatched {