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FIx #280

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This commit is contained in:
강동윤 2019-02-27 18:56:12 +09:00
parent ae91b724b7
commit 892b4f01cd
1 changed files with 23 additions and 7 deletions
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30
ecmascript/transforms/src/fixer.rs
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@ -309,9 +309,10 @@ impl Fold<Expr> for Fixer {
Expr::Bin(mut expr) => {
expr.right = match *expr.right {
e @ Expr::Assign(..) | e @ Expr::Seq(..) | e @ Expr::Yield(..) => {
box e.wrap_with_paren()
}
e @ Expr::Assign(..)
| e @ Expr::Seq(..)
| e @ Expr::Yield(..)
| e @ Expr::Cond(..) => box e.wrap_with_paren(),
Expr::Bin(BinExpr { op: op_of_rhs, .. }) => {
if op_of_rhs.precedence() < expr.op.precedence() {
box expr.right.wrap_with_paren()
@ -348,17 +349,26 @@ impl Fold<Expr> for Fixer {
}
Expr::Cond(expr) => {
let test = match *expr.test {
e @ Expr::Seq(..) => box e.wrap_with_paren(),
_ => expr.test,
};
let cons = match *expr.cons {
cons @ Expr::Seq(..) | cons @ Expr::Assign(..) => box cons.wrap_with_paren(),
e @ Expr::Seq(..) => box e.wrap_with_paren(),
_ => expr.cons,
};
let alt = match *expr.alt {
alt @ Expr::Seq(..) | alt @ Expr::Assign(..) => box alt.wrap_with_paren(),
e @ Expr::Seq(..) => box e.wrap_with_paren(),
_ => expr.alt,
};
Expr::Cond(CondExpr { cons, alt, ..expr })
Expr::Cond(CondExpr {
test,
cons,
alt,
..expr
})
}
Expr::Unary(expr) => {
@ -642,4 +652,10 @@ function a() {
"'Q' + (+x1) + ',' + (+y1) + ',' + (this._x1 = +x) + ',' + (this._y1 = +y);",
"'Q' + +x1 + ',' + +y1 + ',' + (this._x1 = +x) + ',' + (this._y1 = +y);"
);
identical!(
issue_280,
"e.hasOwnProperty(a) && (t = e[a] ? this[a] = t(n) : 'target' === a ? this.target = r : \
this[a] = n[a]);"
);
}