INNER CODE UNIT · JavaScript

createStrictSyntaxError

expressjs/body-parser · lib/types/json.js:130

function createStrictSyntaxError (str, char) {
  const index = str.indexOf(char)
  let partial = ''

  if (index !== -1) {
    partial = str.substring(0, index) + JSON_SYNTAX_CHAR.repeat(str.length - index)
  }

  try {
    JSON.parse(partial); /* istanbul ignore next */ throw new SyntaxError('strict violation')
  } catch (e) {
    return normalizeJsonSyntaxError(e, {
      message: e.message.replace(JSON_SYNTAX_REGEXP, function (placeholder) {
        return str.substring(index, index + placeholder.length)
      }),
      stack: e.stack
    })
  }

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