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from reconfigure.nodes import *
from reconfigure.parsers import BaseParser
import json
class JsonParser (BaseParser):
"""
A parser for JSON files (using ``json`` module)
"""
def parse(self, content):
node = RootNode()
self.load_node_rec(node, json.loads(content))
return node
def load_node_rec(self, node, json):
for k in sorted(json.keys()):
v = json[k]
if isinstance(v, dict):
child = Node(k)
node.children.append(child)
self.load_node_rec(child, v)
else:
node.children.append(PropertyNode(k, v))
def stringify(self, tree):
return json.dumps(self.save_node_rec(tree), indent=4)
def save_node_rec(self, node):
r = {}
for child in node.children:
if isinstance(child, PropertyNode):
r[child.name] = child.value
else:
r[child.name] = self.save_node_rec(child)
return r
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