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Make promise format consistent

Close ga-wdi-boston#10
Fix typo:
Close ga-wdi-boston#11
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racheltstevens
racheltstevens committed Feb 27, 2017
1 parent 09e022f commit 58d750a2ad1971161d651f5b092d8e5161d0cccf
Showing with 11 additions and 9 deletions.
  1. +11 −9 README.md
@@ -96,18 +96,19 @@ const readJSON = function (filename) { // <-- look here
resolve(res);
}
});
}).then((res) => {
})
.then((res) => {
return JSON.parse(res)
});
};
readJSON('./example.json')
.then((pojo) => {
callback(pojo); // do something with the object
})
.catch((err) => { // handle error conditions
console.error(err);
});
.then((pojo) => {
callback(pojo); // do something with the object
})
.catch((err) => { // handle error conditions
console.error(err);
});
```

That's too verbose. This is better:
@@ -124,11 +125,12 @@ const readJSON = function (filename) {
});
})
.then(JSON.parse); // what can we surmise about .then?
};
readJSON('./example.json')
.then(callback) // do something with the object
.catch(console.error); // handle error conditions
.then(callback) // do something with the object
.catch(console.error); // handle error conditions
```

### Code-Along: Promisify `copy-json.js`

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