bjoernager/rust
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auto merge of #19427 : scialex/rust/doc-attr-macros, r=sfackler

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this allows one to, for example, use #[doc = $macro_var ] in macros.
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bors 2014-12-02 07:22:02 +00:00
commit 8dbe63200d
3 changed files with 48 additions and 0 deletions
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6
src/libsyntax/parse/parser.rs
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@ -1648,6 +1648,12 @@ impl<'a> Parser<'a> {
/// Matches token_lit = LIT_INTEGER | ...
pub fn lit_from_token(&mut self, tok: &token::Token) -> Lit_ {
match *tok {
token::Interpolated(token::NtExpr(ref v)) => {
match v.node {
ExprLit(ref lit) => { lit.node.clone() }
_ => { self.unexpected_last(tok); }
}
}
token::Literal(lit, suf) => {
let (suffix_illegal, out) = match lit {
token::Byte(i) => (true, LitByte(parse::byte_lit(i.as_str()).val0())),