Optimize op-assignment.

2021-04-23 23:37:10 +08:00
parent 335ab64a2c
commit cc1f941875
3 changed files with 66 additions and 14 deletions
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -1518,19 +1518,7 @@ fn parse_op_assignment_stmt(

    let op = match token {
        Token::Equals => "",
-
-        Token::PlusAssign
-        | Token::MinusAssign
-        | Token::MultiplyAssign
-        | Token::DivideAssign
-        | Token::LeftShiftAssign
-        | Token::RightShiftAssign
-        | Token::ModuloAssign
-        | Token::PowerOfAssign
-        | Token::AndAssign
-        | Token::OrAssign
-        | Token::XOrAssign => token.keyword_syntax(),
-
+        _ if token.map_op_assignment().is_some() => token.keyword_syntax(),
        _ => return Ok(Stmt::Expr(lhs)),
    };