normal destructuring with one line changed

src/parser.rs

@@ -342,7 +342,7 @@ impl Parser {
             Ok(Stmt::Break)
         } else if self.match_token(&[TokenType::KeywordContinue]) {
             Ok(Stmt::Continue)
-        } else if self.match_token(&[TokenType::Tilde]) {
+        } else if self.check(&TokenType::Identifier) && self.check_ahead(&TokenType::Comma) {
             let mut targets = vec![];
             loop {
                 targets.push(self.consume(Identifier, "expected an identifier")?);

src/tokenizer.rs

@@ -30,7 +30,6 @@ pub enum TokenType {
     ShiftLeft,
     ShiftRight,
     Arrow,
-    Tilde,
 
     Equal,
     DoubleEqual,
@@ -179,7 +178,6 @@ impl<'a> Tokenizer<'a> {
             '%' => self.add_token(TokenType::Mod)?,
             '^' => self.add_token(TokenType::Xor)?,
             ':' => self.add_token(TokenType::Colon)?,
-            '~' => self.add_token(TokenType::Tilde)?,
             '-' => {
                 if self.match_char('=') {
                     self.add_token(TokenType::MinusEqual)?