23 lines
393 B
Go
23 lines
393 B
Go
|
package data
|
||
|
|
||
|
import (
|
||
|
"encoding/json"
|
||
|
"io/ioutil"
|
||
|
)
|
||
|
|
||
|
// ReadCities opens the file "data/cities.json" and reads it into a map
|
||
|
func ReadCities() (map[string]*City, error) {
|
||
|
cities := make(map[string]*City)
|
||
|
|
||
|
buf, err := ioutil.ReadFile("data/cities.json")
|
||
|
if err != nil {
|
||
|
return nil, err
|
||
|
}
|
||
|
err = json.Unmarshal(buf, &cities)
|
||
|
if err != nil {
|
||
|
return nil, err
|
||
|
}
|
||
|
|
||
|
return cities, nil
|
||
|
}
|