Use Result instead of panicking when the resource dir can't be found

This commit is contained in:
Manish Goregaokar 2016-07-21 12:04:18 +05:30
parent 20b1764d71
commit ceb85795b1
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GPG key ID: 3BBF4D3E2EF79F98
11 changed files with 81 additions and 64 deletions

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@ -11,15 +11,17 @@ use net_traits::ProgressMsg::Done;
use net_traits::response::HttpsState;
use net_traits::{LoadConsumer, LoadData, Metadata, NetworkError};
use resource_thread::{CancellationListener, send_error, start_sending_sniffed_opt};
use std::io;
use std::sync::Arc;
use url::Url;
use util::resource_files::resources_dir_path;
fn url_from_non_relative_scheme(load_data: &mut LoadData, filename: &str) {
let mut path = resources_dir_path();
fn url_from_non_relative_scheme(load_data: &mut LoadData, filename: &str) -> io::Result<()> {
let mut path = try!(resources_dir_path());
path.push(filename);
assert!(path.exists());
load_data.url = Url::from_file_path(&*path).unwrap();
Ok(())
}
pub fn factory(mut load_data: LoadData,
@ -27,7 +29,7 @@ pub fn factory(mut load_data: LoadData,
classifier: Arc<MimeClassifier>,
cancel_listener: CancellationListener) {
let url = load_data.url.clone();
match url.path() {
let res = match url.path() {
"blank" => {
let metadata = Metadata {
final_url: load_data.url,
@ -56,5 +58,9 @@ pub fn factory(mut load_data: LoadData,
return
}
};
file_loader::factory(load_data, start_chan, classifier, cancel_listener)
if res.is_ok() {
file_loader::factory(load_data, start_chan, classifier, cancel_listener)
} else {
send_error(load_data.url, NetworkError::Internal("Could not access resource folder".to_owned()), start_chan);
}
}