Remove is_reserved_word

swc-project · Jun 24, 2024 · d660b58 · d660b58
1 parent 7831ce0
commit d660b58
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Showing 3 changed files with 0 additions and 30 deletions.
diff --git a/crates/swc_ecma_parser/src/parser/object.rs b/crates/swc_ecma_parser/src/parser/object.rs
@@ -243,11 +243,6 @@ impl<I: Tokens> ParseObject<Box<Expr>> for Parser<I> {
         // `ident` from parse_prop_name is parsed as 'IdentifierName'
         // It means we should check for invalid expressions like { for, }
         if is_one_of!(self, '=', ',', '}') {
-            let is_reserved_word = { self.ctx().is_reserved_word(&ident.sym) };
-            if is_reserved_word {
-                self.emit_err(ident.span, SyntaxError::ReservedWordInObjShorthandOrPat);
-            }
-
             if eat!(self, '=') {
                 let value = self.include_in_expr(true).parse_assignment_expr()?;
                 return Ok(PropOrSpread::Prop(Box::new(Prop::Assign(AssignProp {
@@ -494,10 +489,6 @@ impl<I: Tokens> ParseObject<Pat> for Parser<I> {
                 .parse_assignment_expr()
                 .map(Some)?
         } else {
-            if self.ctx().is_reserved_word(&key.sym) {
-                self.emit_err(key.span, SyntaxError::ReservedWordInObjShorthandOrPat);
-            }
-
             None
         };
 

diff --git a/crates/swc_ecma_parser/src/parser/stmt/module_item.rs b/crates/swc_ecma_parser/src/parser/stmt/module_item.rs
@@ -219,14 +219,6 @@ impl<I: Tokens> Parser<I> {
                     if possibly_orig_name.sym == "as" {
                         // `import { type as } from 'mod'`
                         if !is!(self, IdentName) {
-                            if self.ctx().is_reserved_word(&possibly_orig_name.sym) {
-                                syntax_error!(
-                                    self,
-                                    possibly_orig_name.span,
-                                    SyntaxError::ReservedWordInImport
-                                )
-                            }
-
                             if type_only {
                                 self.emit_err(orig_name.span, SyntaxError::TS2206);
                             }
@@ -296,14 +288,6 @@ impl<I: Tokens> Parser<I> {
                     }));
                 }
 
-                // Handle difference between
-                //
-                // 'ImportedBinding'
-                // 'IdentifierName' as 'ImportedBinding'
-                if self.ctx().is_reserved_word(&orig_name.sym) {
-                    syntax_error!(self, orig_name.span, SyntaxError::ReservedWordInImport)
-                }
-
                 let local = orig_name;
                 Ok(ImportSpecifier::Named(ImportNamedSpecifier {
                     span: span!(self, start),

diff --git a/crates/swc_ecma_parser/src/parser/util.rs b/crates/swc_ecma_parser/src/parser/util.rs
@@ -59,11 +59,6 @@ impl Context {
             _ => false,
         }
     }
-
-    #[deprecated]
-    pub const fn is_reserved_word(self, _: &Atom) -> bool {
-        false
-    }
 }
 
 impl<I: Tokens> Parser<I> {