fix(hilbish.completions): return prefix on the `call` function (from #263)

CHANGELOG.md

@@ -16,6 +16,9 @@ completed.
   - Example: `hilbish.alias('hello', 'echo %1 says hello')` allows the user to run `hello hilbish`
   which will output `hilbish says hello`.
 
+### Fixed
+- Return the prefix when calling `hilbish.completions.call`
+
 [#219]: https://github.com/Rosettea/Hilbish/issues/219
 ### Fixed
 - Replaced `sed` in-place editing with `grep` and `mv` for compatibility with BSD utils

complete.go

@@ -253,15 +253,16 @@ func callLuaCompleter(t *rt.Thread, c *rt.GoCont) (rt.Cont, error) {
 	}
 
 	// we must keep the holy 80 cols
-	completerReturn, err := rt.Call1(l.MainThread(),
-	rt.FunctionValue(completecb), rt.StringValue(query),
-	rt.StringValue(ctx), rt.TableValue(fields))
+	cont := c.Next()
+	err = rt.Call(l.MainThread(), rt.FunctionValue(completecb),
+	[]rt.Value{rt.StringValue(query), rt.StringValue(ctx), rt.TableValue(fields)},
+	cont)
 
 	if err != nil {
 		return nil, err
 	}
 
-	return c.PushingNext1(t.Runtime, completerReturn), nil
+	return cont, nil
 }
 
 // #interface completions