INNER CODE UNIT · JavaScript

json

expressjs/body-parser · lib/types/json.js:48

function json (options) {
  const normalizedOptions = normalizeOptions(options, 'application/json')

  const parse = createJsonParser(options)

  const readOptions = {
    ...normalizedOptions,
    // assert charset per RFC 7159 sec 8.1
    isValidCharset: (charset) => charset.slice(0, 4) === 'utf-'
  }

  return function jsonParser (req, res, next) {
    read(req, res, next, parse, debug, readOptions)
  }
}

/**
 * Create a JSON parse function

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