def validate(cls, expression):
if not isinstance(expression, str):
raise exc.JinjaEvaluationException("Unsupported type '%s'." %
type(expression))
try:
cls._env.parse(expression)
except jinja2.exceptions.TemplateError as e:
raise exc.JinjaGrammarException("Syntax error '%s'." % str(e))
def validate(cls, expression):
LOG.debug("Validating Jinja expression [expression='%s']", expression)
if not isinstance(expression, six.string_types):
raise exc.JinjaEvaluationException("Unsupported type '%s'." %
type(expression))
try:
cls._env.parse(expression)
except jinja2.exceptions.TemplateError as e:
raise exc.JinjaGrammarException("Syntax error '%s'." % str(e))
def validate(cls, expression):
if not isinstance(expression, str):
raise exc.JinjaEvaluationException("Unsupported type '%s'." %
type(expression))
try:
parser = jinja_parse.Parser(cls._env, expression, state='variable')
parser.parse_expression()
except jinja2.exceptions.TemplateError as e:
raise exc.JinjaGrammarException("Syntax error '%s'." % str(e))