use crate::{Directory, DirectoryOwnership};
use log::debug;
+use rustc_ast::ast::DUMMY_NODE_ID;
+use rustc_ast::ast::{self, AttrStyle, AttrVec, Const, CrateSugar, Extern, Ident, Unsafe};
+use rustc_ast::ast::{
+ Async, MacArgs, MacDelimiter, Mutability, StrLit, Visibility, VisibilityKind,
+};
+use rustc_ast::ptr::P;
+use rustc_ast::token::{self, DelimToken, Token, TokenKind};
+use rustc_ast::tokenstream::{self, DelimSpan, TokenStream, TokenTree, TreeAndJoint};
+use rustc_ast::util::comments::{doc_comment_style, strip_doc_comment_decoration};
use rustc_ast_pretty::pprust;
use rustc_errors::{struct_span_err, Applicability, DiagnosticBuilder, FatalError, PResult};
use rustc_session::parse::ParseSess;
use rustc_span::source_map::respan;
use rustc_span::symbol::{kw, sym, Symbol};
use rustc_span::{FileName, Span, DUMMY_SP};
-use syntax::ast::DUMMY_NODE_ID;
-use syntax::ast::{self, AttrStyle, AttrVec, Const, CrateSugar, Extern, Ident, Unsafe};
-use syntax::ast::{Async, MacArgs, MacDelimiter, Mutability, StrLit, Visibility, VisibilityKind};
-use syntax::ptr::P;
-use syntax::token::{self, DelimToken, Token, TokenKind};
-use syntax::tokenstream::{self, DelimSpan, TokenStream, TokenTree, TreeAndJoint};
-use syntax::util::comments::{doc_comment_style, strip_doc_comment_decoration};
use std::path::PathBuf;
use std::{cmp, mem, slice};
if let token::NtTy(ty) = &**nt {
let ty = ty.clone();
$self.bump();
- return $self.maybe_recover_from_bad_qpath_stage_2($self.prev_span, ty);
+ return $self.maybe_recover_from_bad_qpath_stage_2($self.prev_token.span, ty);
}
}
}
/// Use this if you need to check for `token::Ident` or `token::Lifetime` specifically,
/// this also includes edition checks for edition-specific keyword identifiers.
pub normalized_prev_token: Token,
- /// FIXME: Remove in favor of the equivalent `prev_token.span`.
- pub prev_span: Span,
restrictions: Restrictions,
/// Used to determine the path to externally loaded source files.
pub(super) directory: Directory,
normalized_token: Token::dummy(),
prev_token: Token::dummy(),
normalized_prev_token: Token::dummy(),
- prev_span: DUMMY_SP,
restrictions: Restrictions::empty(),
recurse_into_file_modules,
directory: Directory {
}
_ => Err(match self.prev_token.kind {
TokenKind::DocComment(..) => {
- self.span_fatal_err(self.prev_span, Error::UselessDocComment)
+ self.span_fatal_err(self.prev_token.span, Error::UselessDocComment)
}
_ => self.expected_ident_found(),
}),
break;
}
Err(mut expect_err) => {
- let sp = self.prev_span.shrink_to_hi();
+ let sp = self.prev_token.span.shrink_to_hi();
let token_str = pprust::token_kind_to_string(t);
// Attempt to keep parsing if it was a similar separator.
self.normalized_prev_token = self.normalized_token.take();
self.set_token(next_token);
- // Update fields derived from the previous token.
- self.prev_span = self.prev_token.span;
-
// Diagnostics.
self.expected_tokens.clear();
}
/// Parses unsafety: `unsafe` or nothing.
fn parse_unsafety(&mut self) -> Unsafe {
- if self.eat_keyword(kw::Unsafe) { Unsafe::Yes(self.prev_span) } else { Unsafe::No }
+ if self.eat_keyword(kw::Unsafe) {
+ Unsafe::Yes(self.normalized_prev_token.span)
+ } else {
+ Unsafe::No
+ }
}
/// Parses constness: `const` or nothing.
fn parse_constness(&mut self) -> Const {
- if self.eat_keyword(kw::Const) { Const::Yes(self.prev_span) } else { Const::No }
+ if self.eat_keyword(kw::Const) {
+ Const::Yes(self.normalized_prev_token.span)
+ } else {
+ Const::No
+ }
}
/// Parses mutability (`mut` or nothing).
{
self.expect_no_suffix(self.token.span, "a tuple index", suffix);
self.bump();
- Ok(Ident::new(symbol, self.prev_span))
+ Ok(Ident::new(symbol, self.prev_token.span))
} else {
self.parse_ident_common(false)
}
}
} else if !delimited_only {
if self.eat(&token::Eq) {
- let eq_span = self.prev_span;
+ let eq_span = self.prev_token.span;
let mut is_interpolated_expr = false;
if let token::Interpolated(nt) = &self.token.kind {
if let token::NtExpr(..) = **nt {
self.expected_tokens.push(TokenType::Keyword(kw::Crate));
if self.is_crate_vis() {
self.bump(); // `crate`
- self.sess.gated_spans.gate(sym::crate_visibility_modifier, self.prev_span);
- return Ok(respan(self.prev_span, VisibilityKind::Crate(CrateSugar::JustCrate)));
+ self.sess.gated_spans.gate(sym::crate_visibility_modifier, self.prev_token.span);
+ return Ok(respan(self.prev_token.span, VisibilityKind::Crate(CrateSugar::JustCrate)));
}
if !self.eat_keyword(kw::Pub) {
// beginning of the current token would seem to be the "Schelling span".
return Ok(respan(self.token.span.shrink_to_lo(), VisibilityKind::Inherited));
}
- let lo = self.prev_span;
+ let lo = self.prev_token.span;
if self.check(&token::OpenDelim(token::Paren)) {
// We don't `self.bump()` the `(` yet because this might be a struct definition where
self.bump(); // `crate`
self.expect(&token::CloseDelim(token::Paren))?; // `)`
let vis = VisibilityKind::Crate(CrateSugar::PubCrate);
- return Ok(respan(lo.to(self.prev_span), vis));
+ return Ok(respan(lo.to(self.prev_token.span), vis));
} else if self.is_keyword_ahead(1, &[kw::In]) {
// Parse `pub(in path)`.
self.bump(); // `(`
let path = self.parse_path(PathStyle::Mod)?; // `path`
self.expect(&token::CloseDelim(token::Paren))?; // `)`
let vis = VisibilityKind::Restricted { path: P(path), id: ast::DUMMY_NODE_ID };
- return Ok(respan(lo.to(self.prev_span), vis));
+ return Ok(respan(lo.to(self.prev_token.span), vis));
} else if self.look_ahead(2, |t| t == &token::CloseDelim(token::Paren))
&& self.is_keyword_ahead(1, &[kw::Super, kw::SelfLower])
{
let path = self.parse_path(PathStyle::Mod)?; // `super`/`self`
self.expect(&token::CloseDelim(token::Paren))?; // `)`
let vis = VisibilityKind::Restricted { path: P(path), id: ast::DUMMY_NODE_ID };
- return Ok(respan(lo.to(self.prev_span), vis));
+ return Ok(respan(lo.to(self.prev_token.span), vis));
} else if let FollowedByType::No = fbt {
// Provide this diagnostic if a type cannot follow;
// in particular, if this is not a tuple struct.
projects / rust.git / blobdiff