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  • Custom User Avatar

    Please mark your post as having spoiler content next time. Read the error message you get:

    Unhandled rejection TestError: [1,'[',']'] same as ['[',']',1]
  • Default User Avatar

    Suggestion: print out your input, and probably your output as well.

    function isAValidMessage(message){
  let res = true
  console.log(`isAValidMessage(${message}) -> ${res}`)
  return res
}