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LopatkinEvgeniy/fetcher.js

Created September 30, 2016 14:31
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Unrejectable fetch
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fetcher.js
import fetch from 'isomorphic-fetch';
export default function fetcher(url, options = {}) {
return new Promise((resolve) => {
fetch(url, Object.assign({}, {
credentials: 'same-origin',
headers: {
Accept: 'application/json',
'Content-Type': 'application/json',
},
}, options))
.then(response => {
const status = +response.status;
response.json()
.then(data => resolve({ status, data }))
.catch(error => resolve({ status, error }));
})
.catch(error => resolve({ error }));
});
}
@LopatkinEvgeniy
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Usage inside generator:

const { status, data, error } = yield fetcher('/some/url');

if (error) {
  console.log('error', error);
  return;
}

console.log('data', data)

@LopatkinEvgeniy
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Go-style error handling

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