caniuse/io.go

46 lines
863 B
Go
Raw Normal View History

package main
import (
"encoding/json"
"fmt"
"io"
"net/http"
"os"
)
const downloadURL = "https://raw.githubusercontent.com/Fyrd/caniuse/main/data.json"
// Download downloads caniuse data to path
func Download(path string) error {
res, err := http.Get(downloadURL)
if err != nil {
return fmt.Errorf("could not get data: %v", err)
}
defer res.Body.Close()
if res.StatusCode != 200 {
return fmt.Errorf("could not download data: %s", res.Status)
}
fi, err := os.Create(path)
if err != nil {
return fmt.Errorf("could not create %q: %v", path, err)
}
defer fi.Close()
_, err = io.Copy(fi, res.Body)
return err
}
func Load(path string) (Data, error) {
var data Data
fi, err := os.Open(path)
if err != nil {
return data, fmt.Errorf("could not read data: %v", err)
}
defer fi.Close()
return data, json.NewDecoder(fi).Decode(&data)
}