fix(parser): guard against re-lex tokens when fatal error

crates/oxc_parser/src/cursor.rs

@@ -239,6 +239,9 @@ impl<'a> ParserImpl<'a> {
     }
 
     pub(crate) fn re_lex_right_angle(&mut self) -> Kind {
+        if self.fatal_error.is_some() {
+            return Kind::Eof;
+        }
         let kind = self.cur_kind();
         if kind == Kind::RAngle {
             self.token = self.lexer.next_right_angle();
@@ -249,6 +252,9 @@ impl<'a> ParserImpl<'a> {
     }
 
     pub(crate) fn re_lex_l_angle(&mut self) -> Kind {
+        if self.fatal_error.is_some() {
+            return Kind::Eof;
+        }
         let kind = self.cur_kind();
         if matches!(kind, Kind::ShiftLeft | Kind::ShiftLeftEq | Kind::LtEq) {
             self.token = self.lexer.re_lex_as_typescript_l_angle(kind);
@@ -259,6 +265,9 @@ impl<'a> ParserImpl<'a> {
     }
 
     pub(crate) fn re_lex_ts_r_angle(&mut self) -> Kind {
+        if self.fatal_error.is_some() {
+            return Kind::Eof;
+        }
         let kind = self.cur_kind();
         if matches!(kind, Kind::ShiftRight | Kind::ShiftRight3) {
             self.token = self.lexer.re_lex_as_typescript_r_angle(kind);

crates/oxc_parser/src/ts/types.rs

@@ -787,7 +787,6 @@ impl<'a> ParserImpl<'a> {
     fn parse_type_arguments_of_type_reference(
         &mut self,
     ) -> Option<Box<'a, TSTypeParameterInstantiation<'a>>> {
-        self.re_lex_l_angle();
         if !self.cur_token().is_on_new_line() && self.re_lex_l_angle() == Kind::LAngle {
             let span = self.start_span();
             self.expect(Kind::LAngle);

tasks/coverage/misc/fail/oxc-10977.ts

@@ -0,0 +1 @@
+class{h:<=Ö

tasks/coverage/snapshots/parser_misc.snap

@@ -1,7 +1,7 @@
 parser_misc Summary:
 AST Parsed     : 36/36 (100.00%)
 Positive Passed: 36/36 (100.00%)
-Negative Passed: 33/33 (100.00%)
+Negative Passed: 34/34 (100.00%)
 
   × Identifier `b` has already been declared
    ╭─[misc/fail/oxc-10159.js:1:22]
@@ -24,6 +24,12 @@ Negative Passed: 33/33 (100.00%)
    · ──
    ╰────
 
+  × Unexpected token
+   ╭─[misc/fail/oxc-10977.ts:1:9]
+ 1 │ class{h:<=Ö
+   ·         ──
+   ╰────
+
   × Unexpected token
    ╭─[misc/fail/oxc-169.js:2:1]
  1 │ 1<(V=82<<t-j0<(V=$<LBI<(V=ut<I<(V=$<LBI<(V=uIV=82<<t-j0<(V=$<LBI<(V=ut<I<(V=$<LBI<(V<II>