##### SUMMARY
An invalid syntax within a jinja2 statement results in the statement being returned instead of an syntax error.

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
jinja2

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```paste below
ansible 2.9.0.dev0
  config file = /etc/ansible/ansible.cfg
  configured module search path = ['/home/user/.ansible/plugins/modules', '/usr/share/ansible/plugins/modules']
  ansible python module location = /home/user/PycharmProjects/ansible-2/lib/ansible
  executable location = /home/user/PycharmProjects/ansible-2/bin/ansible
  python version = 3.7.3 (default, Mar 26 2019, 21:43:19) [GCC 8.2.1 20181127]
```

##### CONFIGURATION

##### OS / ENVIRONMENT

ArchLinux

##### STEPS TO REPRODUCE

```yaml
- name: Test
  hosts: localhost
  gather_facts: false
  become: false
  strategy: linear
  tasks:
    - debug:
        msg: "{{ foo | ipaddr('address')) }}"
```

##### EXPECTED RESULTS

Syntax error (two closing `)`-characters)

##### ACTUAL RESULTS

```paste below
ok: [localhost] => {
    "msg": "{{ foo | ipaddr('address')) }}"
}
```

@sivel 
'''
        Returns tests plugins, after loading and caching them if need be
        '''
        if self._tests is not None:
            return self._tests.copy()
        self._tests = dict()
        for fp in self._test_loader.all():
            self._tests.update(fp.tests())
        return self._tests.copy()
    def _get_extensions(self):
        '''
        Return jinja2 extensions to load.
        If some extensions are set via jinja_extensions in ansible.cfg, we try
        to load them with the jinja environment.
        '''
        jinja_exts = []
        if C.DEFAULT_JINJA2_EXTENSIONS:
            
            
            jinja_exts = C.DEFAULT_JINJA2_EXTENSIONS.replace(" ", "").split(',')
        return jinja_exts
    @property
    def available_variables(self):