| Index: src/macros.py
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| diff --git a/src/macros.py b/src/macros.py
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| index 0c52f3822e32bba2757d32b37827ba0394834402..643d6c7709180ac4a54e975ccab53984e5c2ce6d 100644
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| --- a/src/macros.py
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| +++ b/src/macros.py
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| @@ -116,7 +116,7 @@ macro IS_ERROR(arg)             = (%_ClassOf(arg) === 'Error');
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|  macro IS_SCRIPT(arg)            = (%_ClassOf(arg) === 'Script');
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|  macro IS_ARGUMENTS(arg)         = (%_ClassOf(arg) === 'Arguments');
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|  macro IS_GLOBAL(arg)            = (%_ClassOf(arg) === 'global');
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| -macro IS_ARRAYBUFFER(arg)       = (%_ClassOf(arg) === '__ArrayBuffer');
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| +macro IS_ARRAYBUFFER(arg)       = (%_ClassOf(arg) === 'ArrayBuffer');
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|  macro IS_GENERATOR(arg)         = (%_ClassOf(arg) === 'Generator');
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|  macro IS_UNDETECTABLE(arg)      = (%_IsUndetectableObject(arg));
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|  macro FLOOR(arg)                = $floor(arg);
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| 
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