language-servers/rust-analyzer
1
0
Fork 0
mirror of https://github.com/rust-lang/rust-analyzer.git synced 2025-09-27 20:42:04 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

Make sure ill-form macro handle propely

Browse source
This commit is contained in:
Edwin Cheng 2021-03-14 11:22:10 +08:00
parent f80e1080d3
commit b3b91046dd
1 changed files with 5 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

7
crates/mbe/src/expander/transcriber.rs
View file

@ -2,7 +2,7 @@
//! `$ident => foo`, interpolates variables in the template, to get `fn foo() {}`
use syntax::SmolStr;
use tt::Delimiter;
use tt::{Delimiter, Subtree};
use super::ExpandResult;
use crate::{
@ -175,7 +175,10 @@ fn expand_repeat(
counter += 1;
if counter == limit {
log::warn!("expand_tt in repeat pattern exceed limit => {:#?}\n{:#?}", template, ctx);
break;
return ExpandResult {
value: Fragment::Tokens(Subtree::default().into()),
err: Some(ExpandError::Other("Expand exceed limit".to_string())),
};
}
if e.is_some() {