ast: Implement `TryFrom<ItemKind>` for associated and foreign items

[rust.git] / src / librustc_parse / parser / diagnostics.rs

diff --git a/src/librustc_parse/parser/diagnostics.rs b/src/librustc_parse/parser/diagnostics.rs
index 237b3cc13d394fb3cf6522e8d04133bd023f451a..c27b429563acace3b6027ba0a7e6914764ce667b 100644 (file)
--- a/src/librustc_parse/parser/diagnostics.rs
+++ b/src/librustc_parse/parser/diagnostics.rs
@@ -1,6 +1,13 @@
 use super::ty::AllowPlus;
 use super::{BlockMode, Parser, PathStyle, SemiColonMode, SeqSep, TokenExpectType, TokenType};
 
+use rustc_ast::ast::{
+    self, BinOpKind, BindingMode, BlockCheckMode, Expr, ExprKind, Ident, Item, Param,
+};
+use rustc_ast::ast::{AttrVec, ItemKind, Mutability, Pat, PatKind, PathSegment, QSelf, Ty, TyKind};
+use rustc_ast::ptr::P;
+use rustc_ast::token::{self, TokenKind};
+use rustc_ast::util::parser::AssocOp;
 use rustc_ast_pretty::pprust;
 use rustc_data_structures::fx::FxHashSet;
 use rustc_errors::{pluralize, struct_span_err};
@@ -8,13 +15,6 @@
 use rustc_span::source_map::Spanned;
 use rustc_span::symbol::kw;
 use rustc_span::{MultiSpan, Span, SpanSnippetError, DUMMY_SP};
-use syntax::ast::{
-    self, BinOpKind, BindingMode, BlockCheckMode, Expr, ExprKind, Ident, Item, Param,
-};
-use syntax::ast::{AttrVec, ItemKind, Mutability, Pat, PatKind, PathSegment, QSelf, Ty, TyKind};
-use syntax::ptr::P;
-use syntax::token::{self, token_can_begin_expr, TokenKind};
-use syntax::util::parser::AssocOp;
 
 use log::{debug, trace};
 use std::mem;
@@ -192,12 +192,12 @@ pub(super) fn expected_ident_found(&self) -> DiagnosticBuilder<'a> {
             TokenKind::CloseDelim(token::DelimToken::Brace),
             TokenKind::CloseDelim(token::DelimToken::Paren),
         ];
-        if let token::Ident(name, false) = self.token.kind {
-            if Ident::new(name, self.token.span).is_raw_guess()
+        if let token::Ident(name, false) = self.normalized_token.kind {
+            if Ident::new(name, self.normalized_token.span).is_raw_guess()
                 && self.look_ahead(1, |t| valid_follow.contains(&t.kind))
             {
                 err.span_suggestion(
-                    self.token.span,
+                    self.normalized_token.span,
                     "you can escape reserved keywords to use them as identifiers",
                     format!("r#{}", name),
                     Applicability::MaybeIncorrect,
@@ -900,8 +900,7 @@ pub(super) fn expect_semi(&mut self) -> PResult<'a, ()> {
         } else if !sm.is_multiline(self.prev_span.until(self.token.span)) {
             // The current token is in the same line as the prior token, not recoverable.
         } else if self.look_ahead(1, |t| {
-            t == &token::CloseDelim(token::Brace)
-                || token_can_begin_expr(t) && t.kind != token::Colon
+            t == &token::CloseDelim(token::Brace) || t.can_begin_expr() && t.kind != token::Colon
         }) && [token::Comma, token::Colon].contains(&self.token.kind)
         {
             // Likely typo: `,` → `;` or `:` → `;`. This is triggered if the current token is
@@ -919,7 +918,7 @@ pub(super) fn expect_semi(&mut self) -> PResult<'a, ()> {
         } else if self.look_ahead(0, |t| {
             t == &token::CloseDelim(token::Brace)
                 || (
-                    token_can_begin_expr(t) && t != &token::Semi && t != &token::Pound
+                    t.can_begin_expr() && t != &token::Semi && t != &token::Pound
                     // Avoid triggering with too many trailing `#` in raw string.
                 )
         }) {
@@ -1014,7 +1013,7 @@ pub(super) fn recover_from_await_method_call(&mut self) {
                     String::new(),
                     Applicability::MachineApplicable,
                 )
-                .emit()
+                .emit();
         }
     }