Jacek Caban : jscript: Fixed list literal length calculation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4783dd1e543967997f54bec0250c88a69661a2f6
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=4783dd1e543967997f54bec025...

Author: Jacek Caban 
Date:   Tue Oct  7 12:01:06 2008 -0500

jscript: Fixed list literal length calculation.

---

dlls/jscript/parser.y      |    3 ++-
 dlls/jscript/tests/lang.js |    3 +++
 2 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/dlls/jscript/parser.y b/dlls/jscript/parser.y
index 2123e9c..8f01028 100644
--- a/dlls/jscript/parser.y
+++ b/dlls/jscript/parser.y
@@ -738,7 +738,8 @@ PrimaryExpression

/* ECMA-262 3rd Edition    11.1.4 */
 ArrayLiteral
-        : '[' Elision_opt ']'   { $$ = new_array_literal_expression(ctx, NULL, $2); }
+        : '[' ']'               { $$ = new_array_literal_expression(ctx, NULL, 0); }
+        | '[' Elision_opt ']'   { $$ = new_array_literal_expression(ctx, NULL, $2+1); }
         | '[' ElementList ']'   { $$ = new_array_literal_expression(ctx, $2, 0); }
         | '[' ElementList ',' Elision_opt ']'
                                 { $$ = new_array_literal_expression(ctx, $2, $4+1); }
diff --git a/dlls/jscript/tests/lang.js b/dlls/jscript/tests/lang.js
index c9d9455..82e865f 100644
--- a/dlls/jscript/tests/lang.js
+++ b/dlls/jscript/tests/lang.js
@@ -615,6 +615,9 @@ ok(tmp["6"] === true, "tmp[6] !== true");
 ok(tmp[2] === 1, "tmp[2] !== 1");

ok([1,].length === 2, "[1,].length !== 2");
+ok([,,].length === 3, "[,,].length !== 3");
+ok([,].length === 2, "[].length != 2");
+ok([].length === 0, "[].length != 0");

tmp = 0;
 while(tmp < 4) {