Answers for "fetch api to catch error"

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2

try catch fetch

fetch("/api/foo")
  .then( response => {
    if (!response.ok) { throw response }
    return response.json()  //we only get here if there is no error
  })
  .then( json => {
    this.props.dispatch(doSomethingWithResult(json)) 
  })
  .catch( err => {
    err.text().then( errorMessage => {
      this.props.dispatch(displayTheError(errorMessage))
    })
  })

Posted by: Guest on March-15-2021

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