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-rw-r--r--crates/ra_syntax/src/parsing/lexer.rs24
1 files changed, 12 insertions, 12 deletions
diff --git a/crates/ra_syntax/src/parsing/lexer.rs b/crates/ra_syntax/src/parsing/lexer.rs
index 1a5a6dc06..fa3be1016 100644
--- a/crates/ra_syntax/src/parsing/lexer.rs
+++ b/crates/ra_syntax/src/parsing/lexer.rs
@@ -1,6 +1,8 @@
1//! Lexer analyzes raw input string and produces lexemes (tokens). 1//! Lexer analyzes raw input string and produces lexemes (tokens).
2//! It is just a bridge to `rustc_lexer`. 2//! It is just a bridge to `rustc_lexer`.
3 3
4use rustc_lexer::{LiteralKind as LK, RawStrError};
5
4use std::convert::TryInto; 6use std::convert::TryInto;
5 7
6use crate::{ 8use crate::{
@@ -180,8 +182,6 @@ fn rustc_token_kind_to_syntax_kind(
180 return (syntax_kind, None); 182 return (syntax_kind, None);
181 183
182 fn match_literal_kind(kind: &rustc_lexer::LiteralKind) -> (SyntaxKind, Option<&'static str>) { 184 fn match_literal_kind(kind: &rustc_lexer::LiteralKind) -> (SyntaxKind, Option<&'static str>) {
183 use rustc_lexer::{LexRawStrError, LiteralKind as LK};
184
185 #[rustfmt::skip] 185 #[rustfmt::skip]
186 let syntax_kind = match *kind { 186 let syntax_kind = match *kind {
187 LK::Int { empty_int: false, .. } => INT_NUMBER, 187 LK::Int { empty_int: false, .. } => INT_NUMBER,
@@ -215,27 +215,27 @@ fn rustc_token_kind_to_syntax_kind(
215 return (BYTE_STRING, Some("Missing trailing `\"` symbol to terminate the byte string literal")) 215 return (BYTE_STRING, Some("Missing trailing `\"` symbol to terminate the byte string literal"))
216 } 216 }
217 217
218 LK::RawStr(str) => match str.validate() { 218 LK::RawStr { err, .. } => match err {
219 Ok(_) => RAW_STRING, 219 None => RAW_STRING,
220 Err(LexRawStrError::InvalidStarter) => return (RAW_STRING, Some("Missing `\"` symbol after `#` symbols to begin the raw string literal")), 220 Some(RawStrError::InvalidStarter { .. }) => return (RAW_STRING, Some("Missing `\"` symbol after `#` symbols to begin the raw string literal")),
221 Err(LexRawStrError::NoTerminator { expected, found, .. }) => if expected == found { 221 Some(RawStrError::NoTerminator { expected, found, .. }) => if expected == found {
222 return (RAW_STRING, Some("Missing trailing `\"` to terminate the raw string literal")) 222 return (RAW_STRING, Some("Missing trailing `\"` to terminate the raw string literal"))
223 } else { 223 } else {
224 return (RAW_STRING, Some("Missing trailing `\"` with `#` symbols to terminate the raw string literal")) 224 return (RAW_STRING, Some("Missing trailing `\"` with `#` symbols to terminate the raw string literal"))
225 225
226 }, 226 },
227 Err(LexRawStrError::TooManyDelimiters { .. }) => return (RAW_STRING, Some("Too many `#` symbols: raw strings may be delimited by up to 65535 `#` symbols")), 227 Some(RawStrError::TooManyDelimiters { .. }) => return (RAW_STRING, Some("Too many `#` symbols: raw strings may be delimited by up to 65535 `#` symbols")),
228 }, 228 },
229 LK::RawByteStr(str) => match str.validate() { 229 LK::RawByteStr { err, .. } => match err {
230 Ok(_) => RAW_BYTE_STRING, 230 None => RAW_BYTE_STRING,
231 Err(LexRawStrError::InvalidStarter) => return (RAW_BYTE_STRING, Some("Missing `\"` symbol after `#` symbols to begin the raw byte string literal")), 231 Some(RawStrError::InvalidStarter { .. }) => return (RAW_BYTE_STRING, Some("Missing `\"` symbol after `#` symbols to begin the raw byte string literal")),
232 Err(LexRawStrError::NoTerminator { expected, found, .. }) => if expected == found { 232 Some(RawStrError::NoTerminator { expected, found, .. }) => if expected == found {
233 return (RAW_BYTE_STRING, Some("Missing trailing `\"` to terminate the raw byte string literal")) 233 return (RAW_BYTE_STRING, Some("Missing trailing `\"` to terminate the raw byte string literal"))
234 } else { 234 } else {
235 return (RAW_BYTE_STRING, Some("Missing trailing `\"` with `#` symbols to terminate the raw byte string literal")) 235 return (RAW_BYTE_STRING, Some("Missing trailing `\"` with `#` symbols to terminate the raw byte string literal"))
236 236
237 }, 237 },
238 Err(LexRawStrError::TooManyDelimiters { .. }) => return (RAW_BYTE_STRING, Some("Too many `#` symbols: raw byte strings may be delimited by up to 65535 `#` symbols")), 238 Some(RawStrError::TooManyDelimiters { .. }) => return (RAW_BYTE_STRING, Some("Too many `#` symbols: raw byte strings may be delimited by up to 65535 `#` symbols")),
239 }, 239 },
240 }; 240 };
241 241