about summary refs log tree commit diff
path: root/src/libsyntax/ext/tt
diff options
context:
space:
mode:
authorEsteban Küber <esteban@kuber.com.ar>2019-07-18 18:36:19 -0700
committerEsteban Küber <esteban@kuber.com.ar>2019-07-30 09:16:27 -0700
commitc82e1f2d0e0b7fec9265eac851b2ac8b500ec4cc (patch)
tree592ca5d1ec1cd6cee76aae75db74d347583b7a59 /src/libsyntax/ext/tt
parent04b88a9eba8abbac87eddcb2998beea09589c2c9 (diff)
downloadrust-c82e1f2d0e0b7fec9265eac851b2ac8b500ec4cc.tar.gz
rust-c82e1f2d0e0b7fec9265eac851b2ac8b500ec4cc.zip
Point at type ascription before macro invocation on expansion parse error
Diffstat (limited to 'src/libsyntax/ext/tt')
-rw-r--r--src/libsyntax/ext/tt/macro_rules.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index 2a2df76d30c..7d72a18ca3f 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -173,6 +173,7 @@ fn generic_extension<'cx>(
                 let mut p = Parser::new(cx.parse_sess(), tts, Some(directory), true, false, None);
                 p.root_module_name =
                     cx.current_expansion.module.mod_path.last().map(|id| id.as_str().to_string());
+                p.last_type_ascription = cx.current_expansion.prior_type_ascription;
 
                 p.process_potential_macro_variable();
                 // Let the context choose how to interpret the result.