added a better error message for unknown macros

src/Extension/CoreExtension.php

@@ -1311,6 +1311,18 @@ function twig_capitalize_string_filter(Environment $env, $string)
     return mb_strtoupper(mb_substr($string, 0, 1, $charset), $charset).mb_strtolower(mb_substr($string, 1, null, $charset), $charset);
 }
 
+/**
+ * @internal
+ */
+function twig_call_macro($object, string $method, array $args, int $lineno, Source $source)
+{
+    if (!method_exists($object, $method)) {
+        throw new RuntimeError(sprintf('Macro "%s" is not defined in template "%s".', substr($method, strlen('macro_')), $object->getTemplateName()), $lineno, $source);
+    }
+
+    return $object->$method(...$args);
+}
+
 /**
  * @internal
  */

src/Node/Expression/MethodCallExpression.php

@@ -39,11 +39,11 @@ class MethodCallExpression extends AbstractExpression
         }
 
         $compiler
-            ->raw('$macros[')
+            ->raw('twig_call_macro($macros[')
             ->repr($this->getNode('node')->getAttribute('name'))
-            ->raw(']->')
-            ->raw($this->getAttribute('method'))
-            ->raw('(')
+            ->raw('], ')
+            ->repr($this->getAttribute('method'))
+            ->raw(', [')
         ;
         $first = true;
         foreach ($this->getNode('arguments')->getKeyValuePairs() as $pair) {
@@ -54,7 +54,10 @@ class MethodCallExpression extends AbstractExpression
 
             $compiler->subcompile($pair['value']);
         }
-        $compiler->raw(')');
+        $compiler
+            ->raw('], ')
+            ->repr($this->getTemplateLine())
+            ->raw(', $this->getSourceContext())');
     }
 }
 

test/Twig/Tests/Fixtures/macros/unknown_macro.test

@@ -0,0 +1,10 @@
+--TEST--
+macro
+--TEMPLATE--
+{% import _self as macros %}
+
+{{ macros.unknown() }}
+--DATA--
+return []
+--EXCEPTION--
+Twig\Error\RuntimeError: Macro "unknown" is not defined in template "index.twig" in "index.twig" at line 4.