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parser/expand: minor cleanup

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This commit is contained in:
Mazdak Farrokhzad 2020-03-09 10:35:35 +01:00
parent a6cb04ff23
commit 7d0e5bbb67
2 changed files with 2 additions and 17 deletions
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4
src/librustc_expand/mbe/macro_rules.rs
View File

@ -258,7 +258,7 @@ fn generic_extension<'cx>(
trace_macros_note(&mut cx.expansions, sp, msg);
}
let mut p = Parser::new(cx.parse_sess(), tts, false, None);
let mut p = Parser::new(sess, tts, false, None);
p.root_module_name =
cx.current_expansion.module.mod_path.last().map(|id| id.to_string());
p.last_type_ascription = cx.current_expansion.prior_type_ascription;
@ -1204,7 +1204,7 @@ fn quoted_tt_to_string(tt: &mbe::TokenTree) -> String {
}
}
fn parser_from_cx<'cx>(sess: &'cx ParseSess, tts: TokenStream) -> Parser<'cx> {
fn parser_from_cx(sess: &ParseSess, tts: TokenStream) -> Parser<'_> {
Parser::new(sess, tts, true, rustc_parse::MACRO_ARGUMENTS)
}

15
src/librustc_parse/lib.rs
View File

@ -238,21 +238,6 @@ pub fn stream_to_parser<'a>(
Parser::new(sess, stream, false, subparser_name)
}
/// Given a stream, the `ParseSess` and the base directory, produces a parser.
///
/// Use this function when you are creating a parser from the token stream
/// and also care about the current working directory of the parser (e.g.,
/// you are trying to resolve modules defined inside a macro invocation).
///
/// # Note
///
/// The main usage of this function is outside of rustc, for those who uses
/// librustc_ast as a library. Please do not remove this function while refactoring
/// just because it is not used in rustc codebase!
pub fn stream_to_parser_with_base_dir(sess: &ParseSess, stream: TokenStream) -> Parser<'_> {
Parser::new(sess, stream, false, None)
}
/// Runs the given subparser `f` on the tokens of the given `attr`'s item.
pub fn parse_in<'a, T>(
sess: &'a ParseSess,