Moved is_try check into try_macro_suggestion

Author: Duddino

src/librustc_parse/parser/diagnostics.rs

@@ -1055,10 +1055,11 @@ impl<'a> Parser<'a> {
     }
 
     pub(super) fn try_macro_suggestion(&mut self) -> DiagnosticBuilder<'a> {
+        let is_try = self.token.is_keyword(kw::Try);
         let is_questionmark = self.look_ahead(1, |t| t == &token::Not); //check for !
         let is_open = self.look_ahead(2, |t| t == &token::OpenDelim(token::Paren)); //check for (
 
-        if is_questionmark && is_open {
+        if is_try && is_questionmark && is_open {
             let lo = self.token.span;
             self.bump(); //remove try
             self.bump(); //remove !

src/librustc_parse/parser/expr.rs

@@ -1001,14 +1001,12 @@ impl<'a> Parser<'a> {
 
     fn parse_lit_expr(&mut self, attrs: AttrVec) -> PResult<'a, P<Expr>> {
         let lo = self.token.span;
-        let is_try = self.token.is_keyword(kw::Try);
         match self.parse_opt_lit() {
             Some(literal) => {
                 let expr = self.mk_expr(lo.to(self.prev_token.span), ExprKind::Lit(literal), attrs);
                 self.maybe_recover_from_bad_qpath(expr, true)
             }
-            None if is_try => Err(self.try_macro_suggestion()),
-            None => Err(self.expected_expression_found()),
+            None => Err(self.try_macro_suggestion()),
         }
     }