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-rw-r--r--crates/ra_proc_macro/src/lib.rs12
1 files changed, 10 insertions, 2 deletions
diff --git a/crates/ra_proc_macro/src/lib.rs b/crates/ra_proc_macro/src/lib.rs
index 63da9f1b4..b200fd126 100644
--- a/crates/ra_proc_macro/src/lib.rs
+++ b/crates/ra_proc_macro/src/lib.rs
@@ -12,6 +12,7 @@ pub mod msg;
12use process::{ProcMacroProcessSrv, ProcMacroProcessThread}; 12use process::{ProcMacroProcessSrv, ProcMacroProcessThread};
13use ra_tt::{SmolStr, Subtree}; 13use ra_tt::{SmolStr, Subtree};
14use std::{ 14use std::{
15 ffi::OsStr,
15 path::{Path, PathBuf}, 16 path::{Path, PathBuf},
16 sync::Arc, 17 sync::Arc,
17}; 18};
@@ -56,8 +57,15 @@ pub struct ProcMacroClient {
56} 57}
57 58
58impl ProcMacroClient { 59impl ProcMacroClient {
59 pub fn extern_process(process_path: &Path) -> Result<ProcMacroClient, std::io::Error> { 60 pub fn extern_process<I, S>(
60 let (thread, process) = ProcMacroProcessSrv::run(process_path)?; 61 process_path: &Path,
62 args: I,
63 ) -> Result<ProcMacroClient, std::io::Error>
64 where
65 I: IntoIterator<Item = S>,
66 S: AsRef<OsStr>,
67 {
68 let (thread, process) = ProcMacroProcessSrv::run(process_path, args)?;
61 Ok(ProcMacroClient { 69 Ok(ProcMacroClient {
62 kind: ProcMacroClientKind::Process { process: Arc::new(process), thread }, 70 kind: ProcMacroClientKind::Process { process: Arc::new(process), thread },
63 }) 71 })