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Update parens.py with edk's simplification of parentheses verbosity logic

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Pragmatic Software 2013-11-14 17:33:11 +00:00
parent 936d45e04e
commit ac6d913290
2 changed files with 3 additions and 14 deletions
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2
PBot/VERSION.pm
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@ -13,7 +13,7 @@ use warnings;
# These are set automatically by the build/commit script # These are set automatically by the build/commit script
use constant { use constant {
BUILD_NAME => "PBot", BUILD_NAME => "PBot",
BUILD_REVISION => 467, BUILD_REVISION => 468,
BUILD_DATE => "2013-11-14", BUILD_DATE => "2013-11-14",
}; };

15
modules/paren/paren.py
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@ -42,13 +42,6 @@ class CParser(c_parser.CParser):
class CGenerator(c_generator.CGenerator): class CGenerator(c_generator.CGenerator):
def visit_BinaryOp(self, n):
lval_str = self._parenthesize_if(n.left,
lambda d: not self._is_simple_node(d))
rval_str = self._parenthesize_if(n.right,
lambda d: not self._is_simple_node(d))
return '(%s %s %s)' % (lval_str, n.op, rval_str)
def visit_UnaryOp(self, n): def visit_UnaryOp(self, n):
# don't parenthesize an operand to sizeof if it's not a type # don't parenthesize an operand to sizeof if it's not a type
if n.op == 'sizeof': if n.op == 'sizeof':
@ -58,12 +51,8 @@ class CGenerator(c_generator.CGenerator):
return 'sizeof %s' % self._parenthesize_unless_simple(n.expr) return 'sizeof %s' % self._parenthesize_unless_simple(n.expr)
return super(CGenerator, self).visit_UnaryOp(n) return super(CGenerator, self).visit_UnaryOp(n)
def _is_simple_node(self, n): def visit_Assignment(self, n):
""" Returns True for nodes that are "simple" - i.e. nodes that always return '%s %s %s' % (self.visit(n.lvalue), n.op, self._parenthesize_unless_simple(n.rvalue))
have higher precedence than operators.
"""
return isinstance(n,( c_ast.Constant, c_ast.ID, c_ast.ArrayRef,
c_ast.StructRef, c_ast.FuncCall, c_ast.BinaryOp))
def translate_to_c(input): def translate_to_c(input):
parser = CParser(yacc_optimize=False) parser = CParser(yacc_optimize=False)