mikros/rust
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add support for --env on tracked_env::var

Browse Source
This commit is contained in:
Guillaume Gomez 2023-12-11 16:44:18 +01:00
parent 6f40082313
commit 6ce2fefea6
3 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
compiler/rustc_expand/src/proc_macro_server.rs
View File

@ -426,6 +426,10 @@ impl server::Types for Rustc<'_, '_> {
}
impl server::FreeFunctions for Rustc<'_, '_> {
fn injected_env_var(&mut self, var: &str) -> Option<String> {
self.ecx.sess.opts.logical_env.get(var).cloned()
}
fn track_env_var(&mut self, var: &str, value: Option<&str>) {
self.sess()
.env_depinfo

1
library/proc_macro/src/bridge/mod.rs
View File

@ -55,6 +55,7 @@ macro_rules! with_api {
$m! {
FreeFunctions {
fn drop($self: $S::FreeFunctions);
fn injected_env_var(var: &str) -> Option<String>;
fn track_env_var(var: &str, value: Option<&str>);
fn track_path(path: &str);
fn literal_from_str(s: &str) -> Result<Literal<$S::Span, $S::Symbol>, ()>;

3
library/proc_macro/src/lib.rs
View File

@ -1503,7 +1503,8 @@ pub mod tracked_env {
#[unstable(feature = "proc_macro_tracked_env", issue = "99515")]
pub fn var<K: AsRef<OsStr> + AsRef<str>>(key: K) -> Result<String, VarError> {
let key: &str = key.as_ref();
let value = env::var(key);
let value = crate::bridge::client::FreeFunctions::injected_env_var(key)
.map_or_else(|| env::var(key), Ok);
crate::bridge::client::FreeFunctions::track_env_var(key, value.as_deref().ok());
value
}