def __mod__(self, other):
if isinstance(other, (Integer, Float)):
return Float(self.value % other.value)
else:
raise FXException("Can't calculate the modulo of a Float with a " +
str(type(other)))
def __floordiv__(self, other):
if isinstance(other, (Integer, Float)):
return Float(self.value // other.value)
else:
raise FXException("Can't floor divide Float by " +
str(type(other)))
def __sub__(self, other):
if isinstance(other, (Integer, Float)):
return Float(self.value - other.value)
else:
raise FXException("Can't subtract " + str(type(other)) +
" from Float")
def eval(self, cell, attrib, config, cell_dict): # TODO
if (self.name == "R"):
return Integer(cell.row)
elif (self.name == "C"):
return Integer(cell.col)
elif (self.name == "true"):
return Boolean(True)
elif (self.name == "false"):
return Boolean(False)
else:
raise FXException("Unknown variable: " + self.name)
ranges = file.File.parse_cell_ranges(self.name)
if (len(ranges) > 1):
raise FXException("Only 1 range can be specified as variable")
coordinates = ranges[0].get_coordinates()
if (len(coordinates) != 1):
raise FXException("Only 1 cell can be specified as variable")
def __pow__(self, other):
if self.value < 0:
if isinstance(other, Integer):
return Float(self.value**other.value)
else:
raise FXException(
"Can't raise a (negative) Float to the power of a " +
str(type(other)))
else:
if isinstance(other, (Float, Integer)):
return Float(self.value**other.value)
else:
raise FXException("Can't raise a Float to the power of a " +
str(type(other)))
def eval(self, cell, attrib, config, cell_dict):
if self.op == '-':
return -self.elem.eval(cell, attrib, config, cell_dict)
elif self.op == '+':
return +self.elem.eval(cell, attrib, config, cell_dict)
elif self.op == 'not':
return not self.elem.eval(cell, attrib, config, cell_dict)
else:
raise FXException()
def __truediv__(self, other):
if isinstance(other, Integer):
return Integer(self.value / other.value)
elif isinstance(other, Float):
return Float(self.value / other.value)
else:
raise FXException("Can't divide Integer by " + str(type(other)))
def __add__(self, other):
if isinstance(other, Integer):
return Integer(self.value + other.value)
elif isinstance(other, Float):
return Float(self.value + other.value)
else:
raise FXException("Can't add Integer to " + str(type(other)))
def __mul__(self, other):
if isinstance(other, Integer):
return Integer(self.value * other.value)
elif isinstance(other, Float):
return Float(self.value * other.value)
else:
raise FXException("Can't multiply Integer with " +
str(type(other)))
def eval_condition(self, lst, cell, attrib, config, cell_dict):
if not lst:
raise FXException("If statements need an else clause")
if len(lst) == 1:
return lst[0].eval(cell, attrib, config, cell_dict)
else:
if lst[0].eval(cell, attrib, config, cell_dict):
return lst[1].eval(cell, attrib, config, cell_dict)
else:
return self.eval_condition(lst[2:], cell, attrib, config,
cell_dict)
def __init__(self, path):
self.path = path
self.statements = []
self.attrib = None
self.expressions = {}
if 'config.fx' != os.path.basename(self.path):
try:
self.attrib = constants.attrib_dict[os.path.basename(path)
[:-3]]
except KeyError:
raise FXException('Invalid file name: ' +
os.path.basename(path))
def parse_cell_ranges(text):
text = ''.join(text.split())
cell_ranges = []
cell_ranges_str = text.split(',')
for cell_range_str in cell_ranges_str:
matches = re.findall(r"([rcRC][0-9]+(:[0-9]+)?)", cell_range_str)
matches = {s[0][0].upper(): s[0][1:] for s in matches}
if len(matches) == 0:
raise FXException("Invalid syntax")
cell_ranges.append(CellRange(matches.get('R'), matches.get('C')))
return cell_ranges
def parse(self):
if not 'config.fx' in os.listdir(self.directory):
raise FXException('Every FRuTeX project needs a config file')
fx_files = [filename for filename in os.listdir(self.directory)
if os.path.splitext(filename)[1] == '.fx'
and os.path.basename(filename) != 'config.fx']
self.config = Config(self.directory + '/config.fx')
self.config.parse()
files = {}
for filename in fx_files:
file = File(self.directory + '/' + filename)
file.parse()
files.update({file.attrib: file})
self.files = files
for file in self.files.values():
file.apply_statements(self.config, self.cell_dict, None)
def __init__(self, args, dependent_info):
if type(args) != list or len(args) != 1:
raise FXException("Illegal arguments to getColor(): " + str(args))
super().__init__(args, dependent_info)
def __ne__(self, other):
if not isinstance(other, (Integer, Float)):
raise FXException("Can't compare Integer to " + str(type(other)))
return Boolean(self.value != other.value)
