fix corner cases in optional_chains (#5110)

2021-08-20 03:10:10 +01:00
parent befb99bd71
commit 9634a9d1fd
8 changed files with 228 additions and 93 deletions
--- a/test/mocha/cli.js
+++ b/test/mocha/cli.js
@@ -721,6 +721,20 @@ describe("bin/uglifyjs", function() {
            done();
        });
    });
+    it("Should throw syntax error (console?.log``)", function(done) {
+        var command = uglifyjscmd + " test/input/invalid/optional-template.js";
+        exec(command, function(err, stdout, stderr) {
+            assert.ok(err);
+            assert.strictEqual(stdout, "");
+            assert.strictEqual(stderr.split(/\n/).slice(0, 4).join("\n"), [
+                "Parse error at test/input/invalid/optional-template.js:1,12",
+                "console?.log``;",
+                "            ^",
+                "ERROR: Invalid template on optional chain",
+            ].join("\n"));
+            done();
+        });
+    });
    it("Should handle literal string as source map input", function(done) {
        var command = [
            uglifyjscmd,