Minor cleanups to macros.py.

src/macros.py

 # Copyright 2006-2008 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * 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
@@ skipping 10 matching lines @@
 # 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.
 
 # Dictionary that is passed as defines for js2c.py.
 # Used for defines that must be defined for all native js files.
 
-const NONE = 0;
-const READ_ONLY = 1;
-const DONT_ENUM = 2;
+const NONE        = 0;
+const READ_ONLY   = 1;
+const DONT_ENUM   = 2;
 const DONT_DELETE = 4;
 
 # Constants used for getter and setter operations.
 const GETTER = 0;
 const SETTER = 1;
 
 # These definitions must match the index of the properties in objects.h.
-const kApiTagOffset =                  0;
-const kApiPropertyListOffset =         1;
-const kApiSerialNumberOffset =         2;
-const kApiConstructorOffset =          2;
-const kApiPrototypeTemplateOffset =    5;
-const kApiParentTemplateOffset =       6;
+const kApiTagOffset               = 0;
+const kApiPropertyListOffset      = 1;
+const kApiSerialNumberOffset      = 2;
+const kApiConstructorOffset       = 2;
+const kApiPrototypeTemplateOffset = 5;
+const kApiParentTemplateOffset    = 6;
 
 const NO_HINT     = 0;
 const NUMBER_HINT = 1;
 const STRING_HINT = 2;
 
-const kFunctionTag =          0;
-const kNewObjectTag =         1;
+const kFunctionTag  = 0;
+const kNewObjectTag = 1;
 
-# For date.js
-const HoursPerDay =                24;
-const MinutesPerHour =             60;
-const SecondsPerMinute =           60;
-const msPerSecond =              1000;
-const msPerMinute =             60000;
-const msPerHour =             3600000;
-const msPerDay =             86400000;
+# For date.js.
+const HoursPerDay      = 24;
+const MinutesPerHour   = 60;
+const SecondsPerMinute = 60;
+const msPerSecond      = 1000;
+const msPerMinute      = 60000;
+const msPerHour        = 3600000;
+const msPerDay         = 86400000;
 
-# Note: kDayZeroInJulianDay = ToJulianDay(1970, 0, 1)
-const kInvalidDate =   'Invalid Date';
-const kDayZeroInJulianDay =   2440588;
-const kMonthMask = 0x1e0;
-const kDayMask   = 0x01f;
-const kYearShift = 9;
-const kMonthShift = 5;
+# Note: kDayZeroInJulianDay = ToJulianDay(1970, 0, 1).
+const kInvalidDate        = 'Invalid Date';
+const kDayZeroInJulianDay = 2440588;
+const kMonthMask          = 0x1e0;
+const kDayMask            = 0x01f;
+const kYearShift          = 9;
+const kMonthShift         = 5;
 
-# Type query macros
+# Type query macros.
 macro IS_NULL(arg)              = (arg === null);
 macro IS_NULL_OR_UNDEFINED(arg) = (arg == null);
 macro IS_UNDEFINED(arg)         = (typeof(arg) === 'undefined');
 macro IS_FUNCTION(arg)          = (typeof(arg) === 'function');
 macro IS_NUMBER(arg)            = (typeof(arg) === 'number');
 macro IS_STRING(arg)            = (typeof(arg) === 'string');
 macro IS_OBJECT(arg)            = (typeof(arg) === 'object');
 macro IS_BOOLEAN(arg)           = (typeof(arg) === 'boolean');
 macro IS_REGEXP(arg)            = (%ClassOf(arg) === 'RegExp');
 macro IS_ARRAY(arg)             = (%ClassOf(arg) === 'Array');
 macro IS_DATE(arg)              = (%ClassOf(arg) === 'Date');
 macro IS_ERROR(arg)             = (%ClassOf(arg) === 'Error');
 macro IS_SCRIPT(arg)            = (%ClassOf(arg) === 'Script');
 
-# 'Inline' macros
-# (Make sure arg is evaluated only once via %IS_VAR)
-macro NUMBER_IS_NAN(arg)        = (!%_IsSmi(%IS_VAR(arg)) && !(arg == arg));
-macro TO_INTEGER(arg)           = (%_IsSmi(%IS_VAR(arg)) ? arg : ToInteger(arg));
-macro TO_INT32(arg)             = (%_IsSmi(%IS_VAR(arg)) ? arg : ToInt32(arg));
+# Inline macros. Use %IS_VAR to make sure arg is evaluated only once.
+macro NUMBER_IS_NAN(arg) = (!%_IsSmi(%IS_VAR(arg)) && !(arg == arg));
+macro TO_INTEGER(arg)    = (%_IsSmi(%IS_VAR(arg)) ? arg : ToInteger(arg));
+macro TO_INT32(arg)      = (%_IsSmi(%IS_VAR(arg)) ? arg : ToInt32(arg));
 
-python macro CHAR_CODE(str)     = ord(str[1]);
+# Macros implemented in Python.
+python macro CHAR_CODE(str) = ord(str[1]);
 
 # Accessors for original global properties that ensure they have been loaded.
-const ORIGINAL_REGEXP     = (global.RegExp, $RegExp);
-const ORIGINAL_DATE       = (global.Date, $Date);
+const ORIGINAL_REGEXP = (global.RegExp, $RegExp);
+const ORIGINAL_DATE   = (global.Date, $Date);