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Fix util.regexp#exec for null matches.

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This commit is contained in:
Kris Maglione
2011-01-13 13:08:59 -05:00
parent 77e8bc5f65
commit 4246d6f327
1 changed files with 5 additions and 1 deletions
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6
common/modules/util.jsm
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@@ -1234,6 +1234,7 @@ var Util = Module("Util", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference]),
return m1 + "(" + (m3 || ""); return m1 + "(" + (m3 || "");
}); });
var struct = Struct.apply(null, groups); var struct = Struct.apply(null, groups);
var source = expr;
} }
let res = update(RegExp(expr, flags), { let res = update(RegExp(expr, flags), {
@@ -1241,7 +1242,10 @@ var Util = Module("Util", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference]),
dactylPropertyNames: ["exec", "match", "test", "toSource", "toString", "global", "ignoreCase", "lastIndex", "multiLine", "source", "sticky"] dactylPropertyNames: ["exec", "match", "test", "toSource", "toString", "global", "ignoreCase", "lastIndex", "multiLine", "source", "sticky"]
}); });
if (struct) if (struct)
update(res, { exec: function exec() struct.fromArray(exec.superapply(this, arguments)) }); update(res, {
exec: function exec() let (match = exec.superapply(this, arguments)) match && struct.fromArray(match),
source: source, struct: struct
});
return res; return res;
}, { }, {
/** /**