@@ -26,7 +26,7 @@  | 
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| 26 | 26 | public function evaluate($exp, Env\EnvInterface $env, Evaluator $evaluate)  | 
                                                        
| 27 | 27 |      { | 
                                                        
| 28 | 28 | list($lambda, $params, $body) = $exp;  | 
                                                        
| 29 | -        return function (...$args) use ($env, $body, $params, $evaluate) { | 
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| 29 | +        return function(...$args) use ($env, $body, $params, $evaluate) { | 
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| 30 | 30 |              if (\count($params)) { | 
                                                        
| 31 | 31 | $env = ($this->envExtender)($env, new Env\SimpleEnv(array_combine($params, $args)));  | 
                                                        
| 32 | 32 | }  |