Last active
August 14, 2019 16:21
-
-
Save dvdantunes/2563227424fd69b7c0ee5b3719954ea4 to your computer and use it in GitHub Desktop.
hash string to json
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# Convert a hash string (a hash that was casted to string using .to_s) | |
# to a valid json string | |
# | |
# @param [String|Hash] hash_string Hash string to parse | |
# @param [Boolean] prettyfy_for_html [Optional] True if json is wanted to be prettified for HTML output | |
# | |
# @return [String] | |
def hash_string_to_json(hash_string, prettyfy_for_html = true) | |
# Check if it is already a valid JSON | |
begin | |
if hash_string.is_a? String && JSON.parse(hash_string) | |
return hash_string unless prettyfy_for_html | |
return JSON.pretty_generate(JSON.parse(hash_string)) | |
end | |
rescue | |
end | |
# Actually parse it | |
begin | |
# Hash string keys can have this 2 syntaxes: | |
# {:hi=>2} -> uses symbols as key | |
# {\"hi\"=>2} -> uses strings as key | |
h = JSON.parse(hash_string.gsub(/([\"]?[:]?(\w+)[\"]*\s?=>\s?)/, "\"\\2\": ")) | |
rescue | |
h = hash_string.is_a?(Hash) ? hash_string : Hash.new | |
end | |
return h.to_json unless prettyfy_for_html | |
JSON.pretty_generate(h) | |
end |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment