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update :vis implementation to current rust

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This commit is contained in:
Alex Burka 2017-04-02 04:21:12 +00:00
parent a2489495d9
commit d53e413e04
3 changed files with 16 additions and 17 deletions
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12
src/libsyntax/ext/tt/macro_rules.rs
View File

@ -793,13 +793,13 @@ fn is_in_follow(tok: &quoted::TokenTree, frag: &str) -> Result<bool, (String, &'
"vis" => {
// Explicitly disallow `priv`, on the off chance it comes back.
match *tok {
Comma => Ok(true),
ModSep => Ok(true),
MatchNt(_, ref frag, _, _) => {
let name = frag.name.as_str();
Ok(name == "ident" || name == "ty")
TokenTree::Token(_, ref tok) => match *tok {
Comma => Ok(true),
ModSep => Ok(true),
Ident(i) if i.name != "priv" => Ok(true),
_ => Ok(false)
},
Ident(i, _) if i.name.as_str() != "priv" => Ok(true),
TokenTree::MetaVarDecl(_, _, frag) if frag.name =="ident" || frag.name == "ty" => Ok(true),
_ => Ok(false)
}
},

2
src/libsyntax/parse/parser.rs
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@ -5056,7 +5056,7 @@ impl<'a> Parser<'a> {
/// and `pub(super)` for `pub(in super)`. If the following element can't be a tuple (i.e. it's
/// a function definition, it's not a tuple struct field) and the contents within the parens
/// isn't valid, emit a proper diagnostic.
fn parse_visibility(&mut self, can_take_tuple: bool) -> PResult<'a, Visibility> {
pub fn parse_visibility(&mut self, can_take_tuple: bool) -> PResult<'a, Visibility> {
if !self.eat_keyword(keywords::Pub) {
return Ok(Visibility::Inherited)
}

19
src/test/run-pass/macro-pub-matcher.rs
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@ -1,5 +1,4 @@
#![allow(dead_code, unused_imports)]
#![feature(pub_restricted)]
/**
Ensure that `:vis` matches can be captured in existing positions, and passed
@ -56,15 +55,15 @@ mod with_pub_restricted {
mod garden {
mod with_pub_restricted_path {
vis_passthru! { pub(::garden) const A: i32 = 0; }
vis_passthru! { pub(::garden) enum B {} }
vis_passthru! { pub(::garden) extern "C" fn c() {} }
vis_passthru! { pub(::garden) mod d {} }
vis_passthru! { pub(::garden) static E: i32 = 0; }
vis_passthru! { pub(::garden) struct F; }
vis_passthru! { pub(::garden) trait G {} }
vis_passthru! { pub(::garden) type H = i32; }
vis_passthru! { pub(::garden) use A as I; }
vis_passthru! { pub(in garden) const A: i32 = 0; }
vis_passthru! { pub(in garden) enum B {} }
vis_passthru! { pub(in garden) extern "C" fn c() {} }
vis_passthru! { pub(in garden) mod d {} }
vis_passthru! { pub(in garden) static E: i32 = 0; }
vis_passthru! { pub(in garden) struct F; }
vis_passthru! { pub(in garden) trait G {} }
vis_passthru! { pub(in garden) type H = i32; }
vis_passthru! { pub(in garden) use A as I; }
}
}