Rollup merge of #62851 - matklad:unescape, r=petrochenkov

move unescape module to rustc_lexer

It makes sense to keep the definition of escape sequences closer to the lexer itself, and it is also a bit of code that I would like to share with rust-analyzer.

r? @petrochenkov

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libsyntax/parse/lexer/mod.rs b/src/libsyntax/parse/lexer/mod.rs
index bfefd9adbfe..b97801a50d4 100644
--- a/src/libsyntax/parse/lexer/mod.rs
+++ b/src/libsyntax/parse/lexer/mod.rs
@@ -1,12 +1,12 @@
 use crate::parse::ParseSess;
 use crate::parse::token::{self, Token, TokenKind};
 use crate::symbol::{sym, Symbol};
-use crate::parse::unescape;
 use crate::parse::unescape_error_reporting::{emit_unescape_error, push_escaped_char};
 
 use errors::{FatalError, Diagnostic, DiagnosticBuilder};
 use syntax_pos::{BytePos, Pos, Span, NO_EXPANSION};
 use rustc_lexer::Base;
+use rustc_lexer::unescape;
 
 use std::borrow::Cow;
 use std::char;