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authorKonstantin Tokarev <annulen@yandex.ru>2016-08-25 19:20:41 +0300
committerKonstantin Tokarev <annulen@yandex.ru>2017-02-02 12:30:55 +0000
commit6882a04fb36642862b11efe514251d32070c3d65 (patch)
treeb7959826000b061fd5ccc7512035c7478742f7b0 /Source/JavaScriptCore/builtins/GlobalObject.js
parentab6df191029eeeb0b0f16f127d553265659f739e (diff)
downloadqtwebkit-6882a04fb36642862b11efe514251d32070c3d65.tar.gz
Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443)
Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>
Diffstat (limited to 'Source/JavaScriptCore/builtins/GlobalObject.js')
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1 files changed, 66 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/builtins/GlobalObject.js b/Source/JavaScriptCore/builtins/GlobalObject.js
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+/*
+ * Copyright (C) 2015 Yusuke Suzuki <utatane.tea@gmail.com>.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+// @internal
+
+function toInteger(target)
+{
+ "use strict";
+
+ var numberValue = @Number(target);
+
+ // isNaN(numberValue)
+ if (numberValue !== numberValue)
+ return 0;
+
+ if (numberValue === 0 || !@isFinite(numberValue))
+ return numberValue;
+
+ return (numberValue > 0 ? 1 : -1) * @floor(@abs(numberValue));
+}
+
+function toLength(target)
+{
+ "use strict";
+
+ var maxSafeInteger = 0x1FFFFFFFFFFFFF;
+ var length = @toInteger(target);
+ // originally Math.min(Math.max(length, 0), maxSafeInteger));
+ return length > 0 ? (length < maxSafeInteger ? length : maxSafeInteger) : 0;
+}
+
+function isDictionary(object)
+{
+ "use strict";
+
+ return object === @undefined || object == null || typeof object === "object";
+}
+
+// FIXME: this needs to have it's name changed to "get [Symbol.species]".
+// see: https://bugs.webkit.org/show_bug.cgi?id=151363
+function speciesGetter()
+{
+ return this;
+}