hmm/fetch.go

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2017-05-12 13:44:54 -07:00
package hmm
import (
"bufio"
"net/http"
)
// Lines returns a chan containing one line of output from the remote url.
func Lines(url string) <-chan string {
r := make(chan string)
go func() {
defer close(r)
resp, err := http.Get(url)
if err != nil {
return
}
s := bufio.NewScanner(resp.Body)
for s.Scan() {
r <- s.Text()
}
// ignore errors
}()
return r
}