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Allow env vars set in cargo.extraEnv to be resolved by the env! macro

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This commit is contained in:
Daniel Paoliello 2025-08-27 15:28:32 -07:00
parent 3643535c16
commit ba61c29ce1
3 changed files with 91 additions and 39 deletions
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11
src/tools/rust-analyzer/crates/project-model/src/cargo_workspace.rs
View file

@ -49,8 +49,9 @@ pub struct CargoWorkspace {
is_virtual_workspace: bool,
/// Whether this workspace represents the sysroot workspace.
is_sysroot: bool,
/// Environment variables set in the `.cargo/config` file.
config_env: Env,
/// Environment variables set in the `.cargo/config` file and the extraEnv
/// configuration option.
env: Env,
requires_rustc_private: bool,
}
@ -325,7 +326,7 @@ impl CargoWorkspace {
pub fn new(
mut meta: cargo_metadata::Metadata,
ws_manifest_path: ManifestPath,
cargo_config_env: Env,
cargo_env: Env,
is_sysroot: bool,
) -> CargoWorkspace {
let mut pkg_by_id = FxHashMap::default();
@ -498,7 +499,7 @@ impl CargoWorkspace {
is_virtual_workspace,
requires_rustc_private,
is_sysroot,
config_env: cargo_config_env,
env: cargo_env,
}
}
@ -589,7 +590,7 @@ impl CargoWorkspace {
}
pub fn env(&self) -> &Env {
&self.config_env
&self.env
}
pub fn is_sysroot(&self) -> bool {

78
src/tools/rust-analyzer/crates/project-model/src/env.rs
View file

@ -1,6 +1,7 @@
//! Cargo-like environment variables injection.
use base_db::Env;
use paths::Utf8Path;
use rustc_hash::FxHashMap;
use toolchain::Tool;
use crate::{ManifestPath, PackageData, TargetKind, cargo_config_file::CargoConfigFile};
@ -60,8 +61,14 @@ pub(crate) fn inject_rustc_tool_env(env: &mut Env, cargo_name: &str, kind: Targe
env.set("CARGO_CRATE_NAME", cargo_name.replace('-', "_"));
}
pub(crate) fn cargo_config_env(manifest: &ManifestPath, config: &Option<CargoConfigFile>) -> Env {
pub(crate) fn cargo_config_env(
manifest: &ManifestPath,
config: &Option<CargoConfigFile>,
extra_env: &FxHashMap<String, Option<String>>,
) -> Env {
let mut env = Env::default();
env.extend(extra_env.iter().filter_map(|(k, v)| v.as_ref().map(|v| (k.clone(), v.clone()))));
let Some(serde_json::Value::Object(env_json)) = config.as_ref().and_then(|c| c.get("env"))
else {
return env;
@ -72,22 +79,34 @@ pub(crate) fn cargo_config_env(manifest: &ManifestPath, config: &Option<CargoCon
let base = <_ as AsRef<Utf8Path>>::as_ref(manifest.parent());
for (key, entry) in env_json {
let serde_json::Value::Object(entry) = entry else {
continue;
};
let Some(value) = entry.get("value").and_then(|v| v.as_str()) else {
continue;
let value = match entry {
serde_json::Value::String(s) => s.clone(),
serde_json::Value::Object(entry) => {
// Each entry MUST have a `value` key.
let Some(value) = entry.get("value").and_then(|v| v.as_str()) else {
continue;
};
// If the entry already exists in the environment AND the `force` key is not set to
// true, then don't overwrite the value.
if extra_env.get(key).is_some_and(Option::is_some)
&& !entry.get("force").and_then(|v| v.as_bool()).unwrap_or(false)
{
continue;
}
if entry
.get("relative")
.and_then(|v| v.as_bool())
.is_some_and(std::convert::identity)
{
base.join(value).to_string()
} else {
value.to_owned()
}
}
_ => continue,
};
let value = if entry
.get("relative")
.and_then(|v| v.as_bool())
.is_some_and(std::convert::identity)
{
base.join(value).to_string()
} else {
value.to_owned()
};
env.insert(key, value);
}
@ -113,7 +132,19 @@ fn parse_output_cargo_config_env_works() {
},
"TEST": {
"value": "test"
}
},
"FORCED": {
"value": "test",
"force": true
},
"UNFORCED": {
"value": "test",
"force": false
},
"OVERWRITTEN": {
"value": "test"
},
"NOT_AN_OBJECT": "value"
}
}
"#;
@ -121,9 +152,22 @@ fn parse_output_cargo_config_env_works() {
let cwd = paths::Utf8PathBuf::try_from(std::env::current_dir().unwrap()).unwrap();
let manifest = paths::AbsPathBuf::assert(cwd.join("Cargo.toml"));
let manifest = ManifestPath::try_from(manifest).unwrap();
let env = cargo_config_env(&manifest, &Some(config));
let extra_env = [
("FORCED", Some("ignored")),
("UNFORCED", Some("newvalue")),
("OVERWRITTEN", Some("newvalue")),
("TEST", None),
]
.iter()
.map(|(k, v)| (k.to_string(), v.map(ToString::to_string)))
.collect();
let env = cargo_config_env(&manifest, &Some(config), &extra_env);
assert_eq!(env.get("CARGO_WORKSPACE_DIR").as_deref(), Some(cwd.join("").as_str()));
assert_eq!(env.get("RELATIVE").as_deref(), Some(cwd.join("../relative").as_str()));
assert_eq!(env.get("INVALID").as_deref(), Some("../relative"));
assert_eq!(env.get("TEST").as_deref(), Some("test"));
assert_eq!(env.get("FORCED").as_deref(), Some("test"));
assert_eq!(env.get("UNFORCED").as_deref(), Some("newvalue"));
assert_eq!(env.get("OVERWRITTEN").as_deref(), Some("newvalue"));
assert_eq!(env.get("NOT_AN_OBJECT").as_deref(), Some("value"));
}

41
src/tools/rust-analyzer/crates/project-model/src/workspace.rs
View file

@ -387,36 +387,36 @@ impl ProjectWorkspace {
progress,
)
});
let cargo_config_extra_env =
s.spawn(move || cargo_config_env(cargo_toml, &config_file));
let cargo_env =
s.spawn(move || cargo_config_env(cargo_toml, &config_file, &config.extra_env));
thread::Result::Ok((
rustc_cfg.join()?,
target_data.join()?,
rustc_dir.join()?,
loaded_sysroot.join()?,
cargo_metadata.join()?,
cargo_config_extra_env.join()?,
cargo_env.join()?,
))
});
let (
rustc_cfg,
data_layout,
mut rustc,
loaded_sysroot,
cargo_metadata,
cargo_config_extra_env,
) = match join {
Ok(it) => it,
Err(e) => std::panic::resume_unwind(e),
};
let (rustc_cfg, data_layout, mut rustc, loaded_sysroot, cargo_metadata, mut cargo_env) =
match join {
Ok(it) => it,
Err(e) => std::panic::resume_unwind(e),
};
for (key, value) in config.extra_env.iter() {
if let Some(value) = value {
cargo_env.insert(key.clone(), value.clone());
}
}
let (meta, error) = cargo_metadata.with_context(|| {
format!(
"Failed to read Cargo metadata from Cargo.toml file {cargo_toml}, {toolchain:?}",
)
})?;
let cargo = CargoWorkspace::new(meta, cargo_toml.clone(), cargo_config_extra_env, false);
let cargo = CargoWorkspace::new(meta, cargo_toml.clone(), cargo_env, false);
if let Some(loaded_sysroot) = loaded_sysroot {
tracing::info!(src_root = ?sysroot.rust_lib_src_root(), root = %loaded_sysroot, "Loaded sysroot");
sysroot.set_workspace(loaded_sysroot);
@ -586,7 +586,8 @@ impl ProjectWorkspace {
.unwrap_or_else(|| dir.join("target").into());
let cargo_script =
fetch_metadata.exec(&target_dir, false, &|_| ()).ok().map(|(ws, error)| {
let cargo_config_extra_env = cargo_config_env(detached_file, &config_file);
let cargo_config_extra_env =
cargo_config_env(detached_file, &config_file, &config.extra_env);
(
CargoWorkspace::new(ws, detached_file.clone(), cargo_config_extra_env, false),
WorkspaceBuildScripts::default(),
@ -1089,7 +1090,13 @@ fn project_json_to_crate_graph(
},
file_id,
)| {
let env = env.clone().into_iter().collect();
let mut env = env.clone().into_iter().collect::<Env>();
// Override existing env vars with those from `extra_env`
env.extend(
extra_env
.iter()
.filter_map(|(k, v)| v.as_ref().map(|v| (k.clone(), v.clone()))),
);
let target_cfgs = match target.as_deref() {
Some(target) => cfg_cache.entry(target).or_insert_with(|| {