def NullIncDec(p, w, bp):
# type: (TdopParser, word_t, int) -> arith_expr_t
""" ++x or ++x[1] """
right = p.ParseUntil(bp)
child = tdop.ToLValue(right)
if child is None:
p_die("This value can't be assigned to", word=w)
return arith_expr.UnaryAssign(word_.ArithId(w), child)
def LeftIncDec(p, w, left, rbp):
# type: (TdopParser, word_t, arith_expr_t, int) -> arith_expr_t
""" For i++ and i--
"""
if word_.ArithId(w) == Id.Arith_DPlus:
op_id = Id.Node_PostDPlus
elif word_.ArithId(w) == Id.Arith_DMinus:
op_id = Id.Node_PostDMinus
else:
raise AssertionError
child = tdop.ToLValue(left)
return arith_expr.UnaryAssign(op_id, child)
def LeftIncDec(p, w, left, rbp):
# type: (TdopParser, word_t, arith_expr_t, int) -> arith_expr_t
""" For i++ and i--
"""
arith_id = word_.ArithId(w)
if arith_id == Id.Arith_DPlus:
op_id = Id.Node_PostDPlus
elif arith_id == Id.Arith_DMinus:
op_id = Id.Node_PostDMinus
else:
raise AssertionError()
tdop.CheckLhsExpr(left, p.parse_opts.parse_dynamic_arith(), w)
return arith_expr.UnaryAssign(op_id, left)
def NullIncDec(p, w, bp):
# type: (TdopParser, word_t, int) -> arith_expr_t
""" ++x or ++x[1] """
right = p.ParseUntil(bp)
tdop.CheckLhsExpr(right, p.parse_opts.parse_dynamic_arith(), w)
return arith_expr.UnaryAssign(word_.ArithId(w), right)