Support `use *;` and `use ::*;`.
This commit is contained in:
parent
4845adde36
commit
4a93648689
|
@ -6113,15 +6113,20 @@ impl<'a> Parser<'a> {
|
|||
/// MOD_SEP? LBRACE item_seq RBRACE
|
||||
fn parse_view_path(&mut self) -> PResult<'a, P<ViewPath>> {
|
||||
let lo = self.span.lo;
|
||||
if self.check(&token::OpenDelim(token::Brace)) || self.is_import_coupler() {
|
||||
// `{foo, bar}` or `::{foo, bar}`
|
||||
if self.check(&token::OpenDelim(token::Brace)) || self.check(&token::BinOp(token::Star)) ||
|
||||
self.is_import_coupler() {
|
||||
// `{foo, bar}`, `::{foo, bar}`, `*`, or `::*`.
|
||||
let prefix = ast::Path {
|
||||
global: self.eat(&token::ModSep),
|
||||
segments: Vec::new(),
|
||||
span: mk_sp(lo, self.span.hi),
|
||||
};
|
||||
let items = self.parse_path_list_items()?;
|
||||
Ok(P(spanned(lo, self.span.hi, ViewPathList(prefix, items))))
|
||||
let view_path_kind = if self.eat(&token::BinOp(token::Star)) {
|
||||
ViewPathGlob(prefix)
|
||||
} else {
|
||||
ViewPathList(prefix, self.parse_path_list_items()?)
|
||||
};
|
||||
Ok(P(spanned(lo, self.span.hi, view_path_kind)))
|
||||
} else {
|
||||
let prefix = self.parse_path(PathStyle::Mod)?;
|
||||
if self.is_import_coupler() {
|
||||
|
|
|
@ -8,9 +8,6 @@
|
|||
// option. This file may not be copied, modified, or distributed
|
||||
// except according to those terms.
|
||||
|
||||
|
||||
#![allow(dead_assignment)]
|
||||
|
||||
use std::mem::*;
|
||||
|
||||
pub fn main() {
|
||||
|
@ -20,3 +17,12 @@ pub fn main() {
|
|||
assert_eq!(x, 2);
|
||||
assert_eq!(y, 1);
|
||||
}
|
||||
|
||||
#[allow(unused)]
|
||||
fn f() {
|
||||
mod foo { pub use *; }
|
||||
mod bar { pub use ::*; }
|
||||
|
||||
foo::main();
|
||||
bar::main();
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue