Issue #1732 - Implement JSON superset proposal.

This change makes unicode line and paragraph separators allowed in JS strings,
removing the only quirk of the JS string definition that made JSON not a valid
subset of JS.

Resolves #1732

1 files changed, 4 insertions, 7 deletions

diff --git a/js/src/jit-test/tests/latin1/json.js b/js/src/jit-test/tests/latin1/json.js
index 16559890d..ab7610cd5 100644
--- a/js/src/jit-test/tests/latin1/json.js
+++ b/js/src/jit-test/tests/latin1/json.js
@@ -55,13 +55,10 @@ function testEvalHackNotJSON() {
     arr = eval("[]; var z; [1, 2, 3, \"abc\u1200\"]");
     assertEq(JSON.stringify(arr), '[1,2,3,"abc\u1200"]');
 
-    try {
-	eval("[1, 2, 3, \"abc\u2028\"]");
-	throw new Error("U+2028 shouldn't eval");
-    } catch (e) {
-	assertEq(e instanceof SyntaxError, true,
-		 "should have thrown a SyntaxError, instead got " + e);
-    }
+    // JSON superset
+    var arr = eval("[1, 2, 3, \"abc\u2028\"]");
+    assertEq(arr.length, 4);
+    assertEq(arr[3], "abc\u2028");
 }
 testEvalHackNotJSON();