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authorEdwin Cheng <[email protected]>2021-02-28 12:46:24 +0000
committerEdwin Cheng <[email protected]>2021-02-28 12:46:24 +0000
commit30402beeb200fe85bd7595a6a8e6efdb81ede2b5 (patch)
treeebab3c1b38b9d1c8ff31ebc2c39fbe41431e4f65 /crates/hir_expand
parentc412d5f8d13cd55dc1873fb55e742a317c7846a8 (diff)
Fix assert split exprs on comma
Diffstat (limited to 'crates/hir_expand')
-rw-r--r--crates/hir_expand/src/builtin_macro.rs19
1 files changed, 2 insertions, 17 deletions
diff --git a/crates/hir_expand/src/builtin_macro.rs b/crates/hir_expand/src/builtin_macro.rs
index 6fbb9570a..eb57ea7d6 100644
--- a/crates/hir_expand/src/builtin_macro.rs
+++ b/crates/hir_expand/src/builtin_macro.rs
@@ -182,25 +182,10 @@ fn assert_expand(
182 // ```, 182 // ```,
183 // which is wrong but useful. 183 // which is wrong but useful.
184 184
185 let mut args = Vec::new(); 185 let args = parse_exprs_with_sep(tt, ',');
186 let mut current = Vec::new();
187 for tt in tt.token_trees.iter().cloned() {
188 match tt {
189 tt::TokenTree::Leaf(tt::Leaf::Punct(p)) if p.char == ',' => {
190 args.push(current);
191 current = Vec::new();
192 }
193 _ => {
194 current.push(tt);
195 }
196 }
197 }
198 if !current.is_empty() {
199 args.push(current);
200 }
201 186
202 let arg_tts = args.into_iter().flat_map(|arg| { 187 let arg_tts = args.into_iter().flat_map(|arg| {
203 quote! { &(##arg), } 188 quote! { &(#arg), }
204 }.token_trees).collect::<Vec<_>>(); 189 }.token_trees).collect::<Vec<_>>();
205 190
206 let expanded = quote! { 191 let expanded = quote! {