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// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// rustpkg utilities having to do with workspaces
use std::os;
use std::path::Path;
use path_util::{rust_path, workspace_contains_package_id};
use package_id::PkgId;
pub fn each_pkg_parent_workspace(pkgid: &PkgId, action: &fn(&Path) -> bool) -> bool {
// Using the RUST_PATH, find workspaces that contain
// this package ID
let workspaces = pkg_parent_workspaces(pkgid);
if workspaces.is_empty() {
// tjc: make this a condition
fail!("Package %s not found in any of \
the following workspaces: %s",
pkgid.remote_path.to_str(),
rust_path().to_str());
}
for workspaces.iter().advance |ws| {
if action(ws) {
break;
}
}
return true;
}
pub fn pkg_parent_workspaces(pkgid: &PkgId) -> ~[Path] {
rust_path().consume_iter()
.filter(|ws| workspace_contains_package_id(pkgid, ws))
.collect()
}
pub fn in_workspace(complain: &fn()) -> bool {
let dir_part = os::getcwd().pop().components.clone();
if *(dir_part.last()) != ~"src" {
complain();
false
}
else {
true
}
}
/// Construct a workspace and package-ID name based on the current directory.
/// This gets used when rustpkg gets invoked without a package-ID argument.
pub fn cwd_to_workspace() -> (Path, PkgId) {
let cwd = os::getcwd();
let ws = cwd.pop().pop();
let cwd_ = cwd.clone();
let pkgid = cwd_.components.last().to_str();
(ws, PkgId::new(pkgid, &cwd))
}
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