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-rw-r--r--crates/ra_hir_expand/src/db.rs15
1 files changed, 10 insertions, 5 deletions
diff --git a/crates/ra_hir_expand/src/db.rs b/crates/ra_hir_expand/src/db.rs
index af5b22d1c..70d969238 100644
--- a/crates/ra_hir_expand/src/db.rs
+++ b/crates/ra_hir_expand/src/db.rs
@@ -86,10 +86,13 @@ pub(crate) fn macro_def(
86 log::warn!("fail on macro_def to token tree: {:#?}", arg); 86 log::warn!("fail on macro_def to token tree: {:#?}", arg);
87 None 87 None
88 })?; 88 })?;
89 let rules = MacroRules::parse(&tt).ok().or_else(|| { 89 let rules = match MacroRules::parse(&tt) {
90 log::warn!("fail on macro_def parse: {:#?}", tt); 90 Ok(it) => it,
91 None 91 Err(err) => {
92 })?; 92 log::warn!("fail on macro_def parse: error: {:#?} {:#?}", err, tt);
93 return None;
94 }
95 };
93 Some(Arc::new((TokenExpander::MacroRules(rules), tmap))) 96 Some(Arc::new((TokenExpander::MacroRules(rules), tmap)))
94 } 97 }
95 MacroDefKind::BuiltIn(expander) => { 98 MacroDefKind::BuiltIn(expander) => {
@@ -150,7 +153,9 @@ pub(crate) fn parse_macro(
150 // Note: 153 // Note:
151 // The final goal we would like to make all parse_macro success, 154 // The final goal we would like to make all parse_macro success,
152 // such that the following log will not call anyway. 155 // such that the following log will not call anyway.
153 log::warn!("fail on macro_parse: (reason: {})", err,); 156 let loc: MacroCallLoc = db.lookup_intern_macro(macro_call_id);
157 let node = loc.kind.node(db);
158 log::warn!("fail on macro_parse: (reason: {} macro_call: {:#})", err, node.value);
154 }) 159 })
155 .ok()?; 160 .ok()?;
156 161