From 5ba4f949c23dcf53f34995c90b7c01e6c641b1f0 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Fri, 6 Nov 2020 22:21:56 +0100
Subject: Kill RAW_ literals

Syntactically, they are indistinguishable from non-raw versions, so it
doesn't make sense to separate then *at the syntax* level.
---
 crates/syntax/src/validation.rs | 41 +++++++++++++++++++++++------------------
 1 file changed, 23 insertions(+), 18 deletions(-)

(limited to 'crates/syntax/src/validation.rs')

diff --git a/crates/syntax/src/validation.rs b/crates/syntax/src/validation.rs
index 0f9a5e8ae..62a37c50a 100644
--- a/crates/syntax/src/validation.rs
+++ b/crates/syntax/src/validation.rs
@@ -4,7 +4,7 @@ mod block;
 
 use crate::{
     algo, ast, match_ast, AstNode, SyntaxError,
-    SyntaxKind::{BYTE, BYTE_STRING, CHAR, CONST, FN, INT_NUMBER, STRING, TYPE_ALIAS},
+    SyntaxKind::{BYTE, CHAR, CONST, FN, INT_NUMBER, TYPE_ALIAS},
     SyntaxNode, SyntaxToken, TextSize, T,
 };
 use rowan::Direction;
@@ -121,18 +121,19 @@ fn validate_literal(literal: ast::Literal, acc: &mut Vec<SyntaxError>) {
         acc.push(SyntaxError::new_at_offset(rustc_unescape_error_to_string(err), off));
     };
 
-    match token.kind() {
-        BYTE => {
-            if let Some(Err(e)) = unquote(text, 2, '\'').map(unescape_byte) {
-                push_err(2, e);
-            }
-        }
-        CHAR => {
-            if let Some(Err(e)) = unquote(text, 1, '\'').map(unescape_char) {
-                push_err(1, e);
+    if let Some(s) = literal.as_string() {
+        if !s.is_raw() {
+            if let Some(without_quotes) = unquote(text, 1, '"') {
+                unescape_literal(without_quotes, Mode::Str, &mut |range, char| {
+                    if let Err(err) = char {
+                        push_err(1, (range.start, err));
+                    }
+                })
             }
         }
-        BYTE_STRING => {
+    }
+    if let Some(s) = literal.as_byte_string() {
+        if !s.is_raw() {
             if let Some(without_quotes) = unquote(text, 2, '"') {
                 unescape_byte_literal(without_quotes, Mode::ByteStr, &mut |range, char| {
                     if let Err(err) = char {
@@ -141,13 +142,17 @@ fn validate_literal(literal: ast::Literal, acc: &mut Vec<SyntaxError>) {
                 })
             }
         }
-        STRING => {
-            if let Some(without_quotes) = unquote(text, 1, '"') {
-                unescape_literal(without_quotes, Mode::Str, &mut |range, char| {
-                    if let Err(err) = char {
-                        push_err(1, (range.start, err));
-                    }
-                })
+    }
+
+    match token.kind() {
+        BYTE => {
+            if let Some(Err(e)) = unquote(text, 2, '\'').map(unescape_byte) {
+                push_err(2, e);
+            }
+        }
+        CHAR => {
+            if let Some(Err(e)) = unquote(text, 1, '\'').map(unescape_char) {
+                push_err(1, e);
             }
         }
         _ => (),
-- 
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