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# frozen_string_literal: true
# This is a copy of https://github.com/jnunemaker/crack/blob/master/lib/crack/json.rb
# with date parsing removed
# Copyright (c) 2004-2008 David Heinemeier Hansson
# Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
# The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
require_relative "parse_error"
module WebMock
module Util
module Parsers
class JSON
def self.parse(json)
yaml = unescape(convert_json_to_yaml(json))
YAML.load(yaml)
rescue ArgumentError, Psych::SyntaxError => e
raise ParseError, "Invalid JSON string: #{yaml}, Error: #{e.inspect}"
end
protected
def self.unescape(str)
str.gsub(/\\u([0-9a-f]{4})/) { [$1.hex].pack("U") }
end
# Ensure that ":" and "," are always followed by a space
def self.convert_json_to_yaml(json) #:nodoc:
scanner, quoting, marks, times = StringScanner.new(json), false, [], []
while scanner.scan_until(/(\\['"]|['":,\\]|\\.)/)
case char = scanner[1]
when '"', "'"
if !quoting
quoting = char
elsif quoting == char
quoting = false
end
when ":",","
marks << scanner.pos - 1 unless quoting
when "\\"
scanner.skip(/\\/)
end
end
if marks.empty?
json.gsub(/\\\//, '/')
else
left_pos = [-1].push(*marks)
right_pos = marks << json.bytesize
output = []
left_pos.each_with_index do |left, i|
if json.respond_to?(:byteslice)
output << json.byteslice(left.succ..right_pos[i])
else
output << json[left.succ..right_pos[i]]
end
end
output = output * " "
times.each { |i| output[i-1] = ' ' }
output.gsub!(/\\\//, '/')
output
end
end
end
end
end
end
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