overleaf/services/real-time/app/coffee/SafeJsonParse.coffee

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CoffeeScript
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2015-12-01 06:05:49 -05:00
Settings = require "settings-sharelatex"
logger = require "logger-sharelatex"
module.exports =
parse: (data, callback = (error, parsed) ->) ->
if data.length > (Settings.max_doc_length or 2 * 1024 * 1024)
logger.error {head: data.slice(0,1024)}, "data too large to parse"
return callback new Error("data too large to parse")
try
parsed = JSON.parse(data)
catch e
return callback e
callback null, parsed