1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
use std::path::Path;
use core::registry::PackageRegistry;
use core::{Package, PackageId, Resolve};
use ops;
use util::{CargoResult, Config, human, ChainError};
pub fn fetch(manifest_path: &Path, config: &Config) -> CargoResult<()> {
let package = try!(Package::for_path(manifest_path, config));
let mut registry = PackageRegistry::new(config);
let resolve = try!(ops::resolve_pkg(&mut registry, &package));
let _ = try!(get_resolved_packages(&resolve, &mut registry));
Ok(())
}
pub fn get_resolved_packages(resolve: &Resolve, registry: &mut PackageRegistry)
-> CargoResult<Vec<Package>> {
let ids: Vec<PackageId> = resolve.iter().cloned().collect();
registry.get(&ids).chain_error(|| {
human("unable to get packages from source")
})
}