stop using BytePos for computing spans in librustc_parse/parser/mod.rs

This commit is contained in:
David Renshaw 2020-02-04 23:04:29 -05:00
parent c9290dceee
commit 9ac68e128b
2 changed files with 22 additions and 17 deletions

View File

@ -21,7 +21,7 @@ use rustc_errors::{struct_span_err, Applicability, DiagnosticBuilder, FatalError
use rustc_session::parse::ParseSess;
use rustc_span::source_map::respan;
use rustc_span::symbol::{kw, sym, Symbol};
use rustc_span::{BytePos, FileName, Span, DUMMY_SP};
use rustc_span::{FileName, Span, DUMMY_SP};
use syntax::ast::{self, AttrStyle, AttrVec, CrateSugar, Extern, Ident, Unsafety, DUMMY_NODE_ID};
use syntax::ast::{IsAsync, MacArgs, MacDelimiter, Mutability, StrLit, Visibility, VisibilityKind};
use syntax::ptr::P;
@ -615,8 +615,8 @@ impl<'a> Parser<'a> {
true
}
token::BinOpEq(token::Plus) => {
let span = self.token.span.with_lo(self.token.span.lo() + BytePos(1));
self.bump_with(token::Eq, span);
let start_point = self.sess.source_map().start_point(self.token.span);
self.bump_with(token::Eq, self.token.span.with_lo(start_point.hi()));
true
}
_ => false,
@ -633,8 +633,9 @@ impl<'a> Parser<'a> {
Ok(())
}
token::AndAnd => {
let span = self.token.span.with_lo(self.token.span.lo() + BytePos(1));
Ok(self.bump_with(token::BinOp(token::And), span))
let start_point = self.sess.source_map().start_point(self.token.span);
Ok(self
.bump_with(token::BinOp(token::And), self.token.span.with_lo(start_point.hi())))
}
_ => self.unexpected(),
}
@ -650,8 +651,9 @@ impl<'a> Parser<'a> {
Ok(())
}
token::OrOr => {
let span = self.token.span.with_lo(self.token.span.lo() + BytePos(1));
Ok(self.bump_with(token::BinOp(token::Or), span))
let start_point = self.sess.source_map().start_point(self.token.span);
Ok(self
.bump_with(token::BinOp(token::Or), self.token.span.with_lo(start_point.hi())))
}
_ => self.unexpected(),
}
@ -671,13 +673,16 @@ impl<'a> Parser<'a> {
true
}
token::BinOp(token::Shl) => {
let span = self.sess.source_map().next_point(self.token.span);
self.bump_with(token::Lt, span);
let start_point = self.sess.source_map().start_point(self.token.span);
self.bump_with(token::Lt, self.token.span.with_lo(start_point.hi()));
true
}
token::LArrow => {
let span = self.sess.source_map().next_point(self.token.span);
self.bump_with(token::BinOp(token::Minus), span);
let start_point = self.sess.source_map().start_point(self.token.span);
self.bump_with(
token::BinOp(token::Minus),
self.token.span.with_lo(start_point.hi()),
);
true
}
_ => false,
@ -707,16 +712,16 @@ impl<'a> Parser<'a> {
Some(())
}
token::BinOp(token::Shr) => {
let span = self.token.span.with_lo(self.token.span.lo() + BytePos(1));
Some(self.bump_with(token::Gt, span))
let start_point = self.sess.source_map().start_point(self.token.span);
Some(self.bump_with(token::Gt, self.token.span.with_lo(start_point.hi())))
}
token::BinOpEq(token::Shr) => {
let span = self.token.span.with_lo(self.token.span.lo() + BytePos(1));
Some(self.bump_with(token::Ge, span))
let start_point = self.sess.source_map().start_point(self.token.span);
Some(self.bump_with(token::Ge, self.token.span.with_lo(start_point.hi())))
}
token::Ge => {
let span = self.token.span.with_lo(self.token.span.lo() + BytePos(1));
Some(self.bump_with(token::Eq, span))
let start_point = self.sess.source_map().start_point(self.token.span);
Some(self.bump_with(token::Eq, self.token.span.with_lo(start_point.hi())))
}
_ => None,
};