fix missing parentheses around NaN/Infinity shorthands (#1726)

fixes #1724 fixes #1725
2017-03-29 20:53:03 +08:00
parent 09f77c7d4d
commit 2e41cd6394
2 changed files with 27 additions and 1 deletions
--- a/lib/output.js
+++ b/lib/output.js
@@ -596,7 +596,9 @@ function OutputStream(options) {
        var p = output.parent();
        return p instanceof AST_PropAccess && p.expression === this
            || p instanceof AST_Call && p.expression === this
-            || p instanceof AST_Unary && p.operator != "+" && p.operator != "-";
+            || p instanceof AST_Unary && p.operator != "+" && p.operator != "-"
+            || p instanceof AST_Binary && p.right === this
+                && (p.operator == "/" || p.operator == "%");
    });

    PARENS(AST_Seq, function(output){