fix most compiler/ doctests

[rust.git] / compiler / rustc_expand / src / mbe / macro_check.rs

diff --git a/compiler/rustc_expand/src/mbe/macro_check.rs b/compiler/rustc_expand/src/mbe/macro_check.rs
index c6a6e3d125f709196f09194bdfc509afb571c41d..8994a2f78919f046bdad82d253460101ebb2cdbf 100644 (file)
--- a/compiler/rustc_expand/src/mbe/macro_check.rs
+++ b/compiler/rustc_expand/src/mbe/macro_check.rs
@@ -4,7 +4,7 @@
 //!
 //! ## Meta-variables must not be bound twice
 //!
-//! ```
+//! ```compile_fail
 //! macro_rules! foo { ($x:tt $x:tt) => { $x }; }
 //! ```
 //!
@@ -106,7 +106,7 @@
 //! bound.
 use crate::mbe::{KleeneToken, TokenTree};
 
-use rustc_ast::token::{DelimToken, Token, TokenKind};
+use rustc_ast::token::{Delimiter, Token, TokenKind};
 use rustc_ast::{NodeId, DUMMY_NODE_ID};
 use rustc_data_structures::fx::FxHashMap;
 use rustc_errors::MultiSpan;
@@ -439,7 +439,7 @@ fn check_nested_occurrences(
             }
             (NestedMacroState::MacroRulesNotName, &TokenTree::Delimited(_, ref del))
             | (NestedMacroState::MacroName, &TokenTree::Delimited(_, ref del))
-                if del.delim == DelimToken::Brace =>
+                if del.delim == Delimiter::Brace =>
             {
                 let macro_rules = state == NestedMacroState::MacroRulesNotName;
                 state = NestedMacroState::Empty;
@@ -469,7 +469,7 @@ fn check_nested_occurrences(
                 check_occurrences(sess, node_id, tt, macros, binders, ops, valid);
             }
             (NestedMacroState::MacroName, &TokenTree::Delimited(_, ref del))
-                if del.delim == DelimToken::Paren =>
+                if del.delim == Delimiter::Parenthesis =>
             {
                 state = NestedMacroState::MacroNameParen;
                 nested_binders = Binders::default();
@@ -484,7 +484,7 @@ fn check_nested_occurrences(
                 );
             }
             (NestedMacroState::MacroNameParen, &TokenTree::Delimited(_, ref del))
-                if del.delim == DelimToken::Brace =>
+                if del.delim == Delimiter::Brace =>
             {
                 state = NestedMacroState::Empty;
                 check_occurrences(
@@ -604,9 +604,9 @@ fn check_ops_is_prefix(
 /// Kleene operators of its binder as a prefix.
 ///
 /// Consider $i in the following example:
-///
-///     ( $( $i:ident = $($j:ident),+ );* ) => { $($( $i += $j; )+)* }
-///
+/// ```ignore (illustrative)
+/// ( $( $i:ident = $($j:ident),+ );* ) => { $($( $i += $j; )+)* }
+/// ```
 /// It occurs under the Kleene stack ["*", "+"] and is bound under ["*"] only.
 ///
 /// Arguments: