Lambda predicate is not externalized when a binding variable is involved

    public static org.drools.model.Rule rule_R() {
        final org.drools.model.Variable<java.lang.Integer> var_GENERATED_$pattern_Integer$1$ = D.declarationOf(java.lang.Integer.class,
                   DomainClassesMetadata81A66AD685F7689036AAA5128956C14B.java_lang_Integer_Metadata_INSTANCE,
                   "GENERATED_$pattern_Integer$1$");

        final org.drools.model.Variable<Integer> var_$i = D.declarationOf(Integer.class, "$i");

        final org.drools.model.Variable<org.drools.modelcompiler.domain.Person> var_GENERATED_$pattern_Person$1$ = D.declarationOf(org.drools.modelcompiler.domain.Person.class,
               DomainClassesMetadata81A66AD685F7689036AAA5128956C14B.org_drools_modelcompiler_domain_Person_Metadata_INSTANCE,
               "GENERATED_$pattern_Person$1$");

        org.drools.model.Rule rule = D.rule("R").build(D.pattern(var_GENERATED_$pattern_Integer$1$).bind(var_$i, (java.lang.Integer _this) -> _this.intValue()),
           D.pattern(var_GENERATED_$pattern_Person$1$).expr("476633DA7C4638FC84A32859E0C843E6",
                                                            var_$i,
                                                            (_this, $i) -> org.drools.modelcompiler.util.EvaluationUtil.areNullSafeEquals(_this.getName(),
                                                            (String.valueOf($i))),
                                                            D.reactOn("name")),
           D.on(var_$i).execute(defaultpkg.P1D.LambdaConsequence1D5F4C5CA006007B1D3974ED5A5A05B6.INSTANCE));
        return rule;
    }

expr("476633DA7C4638FC84A32859E0C843E6",
                                                            var_$i,
                                                            (_this, $i) -> org.drools.modelcompiler.util.EvaluationUtil.areNullSafeEquals(_this.getName(),
                                                            (String.valueOf($i)))

    private void extractLambdaFromMethodCall(MethodCallExpr methodCallExpr, Supplier<MaterializedLambda> lambdaExtractor) {
        methodCallExpr.getArguments().forEach(a -> {
            if (a.isLambdaExpr()) {
                LambdaExpr lambdaExpr = a.asLambdaExpr();

                try {
                    CreatedClass aClass = lambdaExtractor.get().create(lambdaExpr.toString(), imports, staticImports);
                    lambdaClasses.put(aClass.getClassNameWithPackage(), aClass);

                    ClassOrInterfaceType type = StaticJavaParser.parseClassOrInterfaceType(aClass.getClassNameWithPackage());
                    a.replace(lambdaInstance(type));
                } catch(DoNotConvertLambdaException e) {
                    logger.debug("Cannot externalize lambdas {}", e.getMessage());
                }
            }
        });
    }