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http: return ?string

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This commit is contained in:
Delyan Angelov 2019-07-29 20:18:26 +03:00 • committed by Alexander Medvednikov
parent ba6bcdb469
commit 4a1970a322
3 changed files with 32 additions and 20 deletions
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12
examples/news_fetcher.v
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@ -33,7 +33,10 @@ fn (f mut Fetcher) fetch() {
id := f.ids[f.cursor]
f.cursor++
f.mu.unlock()
resp := http.get('https://hacker-news.firebaseio.com/v0/item/${id}.json')
resp := http.get('https://hacker-news.firebaseio.com/v0/item/${id}.json') or {
println('failed to fetch data from /v0/item/${id}.json')
exit(1)
}
story := json.decode(Story, resp) or {
println('failed to decode a story')
exit(1)
@ -48,9 +51,12 @@ fn (f mut Fetcher) fetch() {
// Fetches top HN stories in 8 coroutines
fn main() {
resp := http.get('https://hacker-news.firebaseio.com/v0/topstories.json')
resp := http.get('https://hacker-news.firebaseio.com/v0/topstories.json') or {
println('failed to fetch data from /v0/topstories.json')
return
}
ids := json.decode( []int, resp) or {
println('failed to fetch topstories.json')
println('failed to decode topstories.json')
return
}
fetcher := &Fetcher{ids: ids}