code: function findAndReport(text, node) {
              for (const match of codePointEscapeSearchGenerator(text)) {
                  const start = match.index
                  const end = start + match[0].length
                  const range = [start + node.start, end + node.start]
                  context.report({
                      node,
                      loc: {
                          start: sourceCode.getLocFromIndex(range[0]),
                          end: sourceCode.getLocFromIndex(range[1]),
                      },
                      messageId: "forbidden",
                      fix(fixer) {
                          const codePointStr = text.slice(start + 3, end - 1)
                          // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/fromCodePoint
                          let codePoint = Number(`0x${codePointStr}`)
                          let replacement = null
                          if (codePoint <= 0xffff) {
                              // BMP code point
                              replacement = toHex(codePoint)
                          } else {
                              // Astral code point; split in surrogate halves
                              // http://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
                              codePoint -= 0x10000
                              const highSurrogate = (codePoint >> 10) + 0xd800
                              const lowSurrogate = (codePoint % 0x400) + 0xdc00
                              replacement = `${toHex(highSurrogate)}\\u${toHex(
                                  lowSurrogate
                              )}`
                          }
                          return fixer.replaceTextRange(
                              [range[0] + 2, range[1]],
                              replacement
                          )
                      },
                  })
              }
          }
docs: find code point escape, and report
  @param  {string} text text
  @param  {Node} node node
  @returns {void}