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Pass crate environment to proc macros

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This commit is contained in:
Jonas Schievink 2020-12-11 14:57:50 +01:00
parent 798968e1e3
commit 70877428a8
6 changed files with 42 additions and 9 deletions
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4
crates/proc_macro_api/src/lib.rs
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@ -16,7 +16,7 @@ use std::{
sync::Arc,
};
use base_db::ProcMacro;
use base_db::{Env, ProcMacro};
use tt::{SmolStr, Subtree};
use crate::process::{ProcMacroProcessSrv, ProcMacroProcessThread};
@ -44,12 +44,14 @@ impl base_db::ProcMacroExpander for ProcMacroProcessExpander {
&self,
subtree: &Subtree,
attr: Option<&Subtree>,
env: &Env,
) -> Result<Subtree, tt::ExpansionError> {
let task = ExpansionTask {
macro_body: subtree.clone(),
macro_name: self.name.to_string(),
attributes: attr.cloned(),
lib: self.dylib_path.to_path_buf(),
env: env.iter().map(|(k, v)| (k.to_string(), v.to_string())).collect(),
};
let result: ExpansionResult = self.process.send_task(msg::Request::ExpansionMacro(task))?;