92 lines
3.2 KiB
Python
92 lines
3.2 KiB
Python
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
|
|
#
|
|
# This file is part of Ansible
|
|
#
|
|
# Ansible is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# Ansible is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
# Make coding more python3-ish
|
|
from __future__ import (absolute_import, division, print_function)
|
|
__metaclass__ = type
|
|
|
|
from yaml.constructor import Constructor
|
|
from ansible.parsing.yaml.objects import AnsibleMapping, AnsibleSequence, AnsibleUnicode
|
|
|
|
class AnsibleConstructor(Constructor):
|
|
def __init__(self, file_name=None):
|
|
self._ansible_file_name = file_name
|
|
super(AnsibleConstructor, self).__init__()
|
|
|
|
def construct_yaml_map(self, node):
|
|
data = AnsibleMapping()
|
|
yield data
|
|
value = self.construct_mapping(node)
|
|
data.update(value)
|
|
data.ansible_pos = self._node_position_info(node)
|
|
|
|
def construct_mapping(self, node, deep=False):
|
|
ret = AnsibleMapping(super(Constructor, self).construct_mapping(node, deep))
|
|
ret.ansible_pos = self._node_position_info(node)
|
|
|
|
return ret
|
|
|
|
def construct_yaml_str(self, node):
|
|
# Override the default string handling function
|
|
# to always return unicode objects
|
|
value = self.construct_scalar(node)
|
|
ret = AnsibleUnicode(value)
|
|
|
|
ret.ansible_pos = self._node_position_info(node)
|
|
|
|
return ret
|
|
|
|
def construct_yaml_seq(self, node):
|
|
data = AnsibleSequence()
|
|
yield data
|
|
data.extend(self.construct_sequence(node))
|
|
data.ansible_pos = self._node_position_info(node)
|
|
|
|
def _node_position_info(self, node):
|
|
# the line number where the previous token has ended (plus empty lines)
|
|
# Add one so that the first line is line 1 rather than line 0
|
|
column = node.start_mark.column + 1
|
|
line = node.start_mark.line + 1
|
|
|
|
# in some cases, we may have pre-read the data and then
|
|
# passed it to the load() call for YAML, in which case we
|
|
# want to override the default datasource (which would be
|
|
# '<string>') to the actual filename we read in
|
|
datasource = self._ansible_file_name or node.start_mark.name
|
|
|
|
return (datasource, line, column)
|
|
|
|
AnsibleConstructor.add_constructor(
|
|
u'tag:yaml.org,2002:map',
|
|
AnsibleConstructor.construct_yaml_map)
|
|
|
|
AnsibleConstructor.add_constructor(
|
|
u'tag:yaml.org,2002:python/dict',
|
|
AnsibleConstructor.construct_yaml_map)
|
|
|
|
AnsibleConstructor.add_constructor(
|
|
u'tag:yaml.org,2002:str',
|
|
AnsibleConstructor.construct_yaml_str)
|
|
|
|
AnsibleConstructor.add_constructor(
|
|
u'tag:yaml.org,2002:python/unicode',
|
|
AnsibleConstructor.construct_yaml_str)
|
|
|
|
AnsibleConstructor.add_constructor(
|
|
u'tag:yaml.org,2002:seq',
|
|
AnsibleConstructor.construct_yaml_seq)
|