support #__PURE__ in ESTree (#4879)

2021-04-28 21:13:42 +01:00
parent a06e20304b
commit d576495e5a
7 changed files with 88 additions and 19 deletions
--- a/lib/output.js
+++ b/lib/output.js
@@ -1456,7 +1456,7 @@ function OutputStream(options) {
            parent = output.parent(level++);
            if (parent instanceof AST_Call && parent.expression === node) return;
        } while (parent instanceof AST_PropAccess && parent.expression === node);
-        output.print("/*" + self.pure + "*/");
+        output.print(typeof self.pure == "string" ? "/*" + self.pure + "*/" : "/*@__PURE__*/");
    }
    function print_call_args(self, output) {
        if (self.expression instanceof AST_Call || self.expression instanceof AST_Lambda) {