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Merge pull request #1314 from elly/cargo

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Cargo: install-by-name and install-by-uuid
This commit is contained in:
Brian Anderson 2011-12-15 18:26:11 -08:00
commit 91249fed82
1 changed files with 36 additions and 0 deletions
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36
src/cargo/cargo.rs
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@ -6,6 +6,7 @@ import rustc::syntax::parse::parser;
import std::fs;
import std::generic_os;
import std::io;
import std::json;
import option;
import option::{none, some};
import std::os;
@ -206,6 +207,36 @@ fn install_file(c: cargo, wd: str, _path: str) {
install_source(c, wd);
}
fn install_resolved(c: cargo, wd: str, key: str) {
fs::remove_dir(wd);
let u = "https://rust-package-index.appspot.com/pkg/" + key;
let p = run::program_output("curl", [u]);
if p.status != 0 {
fail #fmt["Fetch of %s failed: %s", u, p.err];
}
let j = json::from_str(p.out);
alt j {
some (json::dict(_j)) {
alt _j.find("install") {
some (json::string(g)) {
log #fmt["Resolved: %s -> %s", key, g];
cmd_install(c, ["cargo", "install", g]);
}
_ { fail #fmt["Bogus install: '%s'", p.out]; }
}
}
_ { fail #fmt["Bad json: '%s'", p.out]; }
}
}
fn install_uuid(c: cargo, wd: str, uuid: str) {
install_resolved(c, wd, "by-uuid/" + uuid);
}
fn install_named(c: cargo, wd: str, name: str) {
install_resolved(c, wd, "by-name/" + name);
}
fn cmd_install(c: cargo, argv: [str]) {
// cargo install <pkg>
if vec::len(argv) < 3u {
@ -226,6 +257,11 @@ fn cmd_install(c: cargo, argv: [str]) {
} else if str::starts_with(argv[2], "file:") {
let path = rest(argv[2], 5u);
install_file(c, wd, path);
} else if str::starts_with(argv[2], "uuid:") {
let uuid = rest(argv[2], 5u);
install_uuid(c, wd, uuid);
} else {
install_named(c, wd, argv[2]);
}
}