parse extended Unicode literal correctly (#4792)

2021-03-17 02:34:50 +00:00
parent 997d09bb33
commit 9fc0ff5953
2 changed files with 15 additions and 4 deletions
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -161,10 +161,10 @@ function decode_escape_sequence(seq) {
      case "t": return "\t";
      case "u":
        var code;
-        if (seq.length == 5) {
-            code = seq.slice(1);
-        } else if (seq[1] == "{" && seq.slice(-1) == "}") {
+        if (seq[1] == "{" && seq.slice(-1) == "}") {
            code = seq.slice(2, -1);
+        } else if (seq.length == 5) {
+            code = seq.slice(1);
        } else {
            return;
        }