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"""
Standalone Parser
===================================
This example demonstrates how to generate and use the standalone parser,
using the JSON example.
See README.md for more details.
"""
import sys
from json_parser import Lark_StandAlone, Transformer, v_args
inline_args = v_args(inline=True)
class TreeToJson(Transformer):
@inline_args
def string(self, s):
return s[1:-1].replace('\\"', '"')
array = list
pair = tuple
object = dict
number = inline_args(float)
null = lambda self, _: None
true = lambda self, _: True
false = lambda self, _: False
parser = Lark_StandAlone(transformer=TreeToJson())
if __name__ == '__main__':
with open(sys.argv[1]) as f:
print(parser.parse(f.read()))
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