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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from __future__ import print_function
import sys
import os.path
import json
import jsonpointer
import argparse
parser = argparse.ArgumentParser(
description='Resolve a JSON pointer on JSON files')
parser.add_argument('POINTER', type=argparse.FileType('r'),
help='File containing a JSON pointer expression')
parser.add_argument('FILE', type=argparse.FileType('r'), nargs='+',
help='Files for which the pointer should be resolved')
parser.add_argument('--indent', type=int, default=None,
help='Indent output by n spaces')
parser.add_argument('-v', '--version', action='version',
version='%(prog)s ' + jsonpointer.__version__)
def main():
try:
resolve_files()
except KeyboardInterrupt:
sys.exit(1)
def resolve_files():
""" Resolve a JSON pointer on JSON files """
args = parser.parse_args()
ptr = json.load(args.POINTER)
for f in args.FILE:
doc = json.load(f)
try:
result = jsonpointer.resolve_pointer(doc, ptr)
print(json.dumps(result, indent=args.indent))
except jsonpointer.JsonPointerException as e:
print('Could not resolve pointer: %s' % str(e), file=sys.stderr)
if __name__ == "__main__":
main()
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