pretty-print: Do not lose the $crate printing flag in print_tt

Author: petrochenkov

src/libsyntax/print/pprust.rs

@@ -689,7 +689,7 @@ pub trait PrintState<'a>: std::ops::Deref<Target=pp::Printer> + std::ops::DerefM
             TokenTree::Delimited(_, delim, tts) => {
                 self.word(token_kind_to_string(&token::OpenDelim(delim)));
                 self.space();
-                self.print_tts(tts);
+                self.print_tts(tts, convert_dollar_crate);
                 self.space();
                 self.word(token_kind_to_string(&token::CloseDelim(delim)))
             },

src/test/ui/macros/auxiliary/dollar-crate-nested-encoding.rs

@@ -0,0 +1,10 @@
+pub type S = u8;
+
+macro_rules! generate_exported { () => {
+    #[macro_export]
+    macro_rules! exported {
+        () => ($crate::S)
+    }
+}}
+
+generate_exported!();

src/test/ui/macros/dollar-crate-nested-encoding.rs

@@ -0,0 +1,8 @@
+// check-pass
+// aux-build:dollar-crate-nested-encoding.rs
+
+extern crate dollar_crate_nested_encoding;
+
+type A = dollar_crate_nested_encoding::exported!();
+
+fn main() {}

src/test/ui/proc-macro/dollar-crate-issue-57089.stdout

@@ -1,4 +1,4 @@
-PRINT-BANG INPUT (DISPLAY): struct M ( crate :: S ) ;
+PRINT-BANG INPUT (DISPLAY): struct M ( $crate :: S ) ;
 PRINT-BANG INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",
@@ -39,7 +39,7 @@ PRINT-BANG INPUT (DEBUG): TokenStream [
     },
 ]
 PRINT-ATTR INPUT (DISPLAY): struct A(crate::S);
-PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( crate :: S ) ;
+PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( $crate :: S ) ;
 PRINT-ATTR INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",

src/test/ui/proc-macro/dollar-crate-issue-62325.stdout

@@ -1,5 +1,5 @@
 PRINT-ATTR INPUT (DISPLAY): struct A(identity!(crate :: S));
-PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( identity ! ( crate :: S ) ) ;
+PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( identity ! ( $crate :: S ) ) ;
 PRINT-ATTR INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",
@@ -55,7 +55,7 @@ PRINT-ATTR INPUT (DEBUG): TokenStream [
     },
 ]
 PRINT-ATTR INPUT (DISPLAY): struct B(identity!(::dollar_crate_external :: S));
-PRINT-ATTR RE-COLLECTED (DISPLAY): struct B ( identity ! ( ::dollar_crate_external :: S ) ) ;
+PRINT-ATTR RE-COLLECTED (DISPLAY): struct B ( identity ! ( $crate :: S ) ) ;
 PRINT-ATTR INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",

src/test/ui/proc-macro/dollar-crate.stdout

@@ -1,4 +1,4 @@
-PRINT-BANG INPUT (DISPLAY): struct M ( crate :: S ) ;
+PRINT-BANG INPUT (DISPLAY): struct M ( $crate :: S ) ;
 PRINT-BANG INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",
@@ -39,7 +39,7 @@ PRINT-BANG INPUT (DEBUG): TokenStream [
     },
 ]
 PRINT-ATTR INPUT (DISPLAY): struct A(crate::S);
-PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( crate :: S ) ;
+PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( $crate :: S ) ;
 PRINT-ATTR INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",
@@ -80,7 +80,7 @@ PRINT-ATTR INPUT (DEBUG): TokenStream [
     },
 ]
 PRINT-DERIVE INPUT (DISPLAY): struct D(crate::S);
-PRINT-DERIVE RE-COLLECTED (DISPLAY): struct D ( crate :: S ) ;
+PRINT-DERIVE RE-COLLECTED (DISPLAY): struct D ( $crate :: S ) ;
 PRINT-DERIVE INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",
@@ -120,7 +120,7 @@ PRINT-DERIVE INPUT (DEBUG): TokenStream [
         span: #2 bytes(LO..HI),
     },
 ]
-PRINT-BANG INPUT (DISPLAY): struct M ( ::dollar_crate_external :: S ) ;
+PRINT-BANG INPUT (DISPLAY): struct M ( $crate :: S ) ;
 PRINT-BANG INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",
@@ -161,7 +161,7 @@ PRINT-BANG INPUT (DEBUG): TokenStream [
     },
 ]
 PRINT-ATTR INPUT (DISPLAY): struct A(::dollar_crate_external::S);
-PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( ::dollar_crate_external :: S ) ;
+PRINT-ATTR RE-COLLECTED (DISPLAY): struct A ( $crate :: S ) ;
 PRINT-ATTR INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",
@@ -202,7 +202,7 @@ PRINT-ATTR INPUT (DEBUG): TokenStream [
     },
 ]
 PRINT-DERIVE INPUT (DISPLAY): struct D(::dollar_crate_external::S);
-PRINT-DERIVE RE-COLLECTED (DISPLAY): struct D ( ::dollar_crate_external :: S ) ;
+PRINT-DERIVE RE-COLLECTED (DISPLAY): struct D ( $crate :: S ) ;
 PRINT-DERIVE INPUT (DEBUG): TokenStream [
     Ident {
         ident: "struct",