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Replicate Cargo environment variables

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This commit is contained in:
Jonas Schievink 2020-12-10 18:51:39 +01:00
parent 6095debda8
commit 41d73d1312
1 changed files with 39 additions and 0 deletions
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39
crates/project_model/src/cargo_workspace.rs
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@ -192,6 +192,9 @@ impl CargoWorkspace {
meta.packages.sort_by(|a, b| a.id.cmp(&b.id));
for meta_pkg in meta.packages {
let id = meta_pkg.id.clone();
inject_cargo_env(&meta_pkg, envs.entry(id).or_default());
let cargo_metadata::Package { id, edition, name, manifest_path, version, .. } =
meta_pkg;
let is_member = ws_members.contains(&id);
@ -385,3 +388,39 @@ fn is_dylib(path: &Path) -> bool {
Some(ext) => matches!(ext.as_str(), "dll" | "dylib" | "so"),
}
}
/// Recreates the compile-time environment variables that Cargo sets.
///
/// Should be synced with <https://doc.rust-lang.org/cargo/reference/environment-variables.html#environment-variables-cargo-sets-for-crates>
fn inject_cargo_env(package: &cargo_metadata::Package, env: &mut Vec<(String, String)>) {
// FIXME: Missing variables:
// CARGO, CARGO_PKG_HOMEPAGE, CARGO_CRATE_NAME, CARGO_BIN_NAME, CARGO_BIN_EXE_<name>
let mut manifest_dir = package.manifest_path.clone();
manifest_dir.pop();
if let Some(cargo_manifest_dir) = manifest_dir.to_str() {
env.push(("CARGO_MANIFEST_DIR".into(), cargo_manifest_dir.into()));
}
env.push(("CARGO_PKG_VERSION".into(), package.version.to_string()));
env.push(("CARGO_PKG_VERSION_MAJOR".into(), package.version.major.to_string()));
env.push(("CARGO_PKG_VERSION_MINOR".into(), package.version.minor.to_string()));
env.push(("CARGO_PKG_VERSION_PATCH".into(), package.version.patch.to_string()));
let pre = package.version.pre.iter().map(|id| id.to_string()).collect::<Vec<_>>();
let pre = pre.join(".");
env.push(("CARGO_PKG_VERSION_PRE".into(), pre));
let authors = package.authors.join(";");
env.push(("CARGO_PKG_AUTHORS".into(), authors));
env.push(("CARGO_PKG_NAME".into(), package.name.clone()));
env.push(("CARGO_PKG_DESCRIPTION".into(), package.description.clone().unwrap_or_default()));
//env.push(("CARGO_PKG_HOMEPAGE".into(), package.homepage.clone().unwrap_or_default()));
env.push(("CARGO_PKG_REPOSITORY".into(), package.repository.clone().unwrap_or_default()));
env.push(("CARGO_PKG_LICENSE".into(), package.license.clone().unwrap_or_default()));
let license_file =
package.license_file.as_ref().map(|buf| buf.display().to_string()).unwrap_or_default();
env.push(("CARGO_PKG_LICENSE_FILE".into(), license_file));
}