def transform_value(self, l20nval):
val = None
breaks_static = False
if is_string(l20nval):
if isinstance(l20nval, l20n.ComplexStringValue):
s = self.transform_complex_string(l20nval)
if not isinstance(s, py.Idref):
s = py.Str(s)
breaks_static = True
else:
s = py.Str(l20nval)
val = s
return (val, breaks_static)
def transform_expression(self, exp):
if isinstance(exp, l20n.Expander):
return self.transform_expression(exp.expression)
if isinstance(exp, l20n.ConditionalExpression):
jsexp = py.ConditionalExpression()
jsexp.append(self.transform_expression(exp[0]))
jsexp.append(self.transform_expression(exp[1]))
jsexp.append(self.transform_expression(exp[2]))
return jsexp
if isinstance(exp, l20n.EqualityExpression):
jsexp = py.EqualityExpression()
if isinstance(exp, l20n.RelationalExpression):
jsexp = py.RelationalExpression()
if isinstance(exp, l20n.OrExpression):
jsexp = py.OrExpression()
if isinstance(exp, l20n.AndExpression):
jsexp = py.AndExpression()
if isinstance(exp, l20n.MultiplicativeExpression):
jsexp = py.MultiplicativeExpression()
if isinstance(exp, l20n.UnaryExpression):
jsexp = py.UnaryExpression()
if isinstance(exp, l20n.OperatorExpression):
for n,i in enumerate(exp):
if n%2==1:
jsexp.append(i)
else:
jsexp.append(self.transform_expression(i))
return jsexp
if isinstance(exp, l20n.BraceExpression):
jsexp = py.BraceExpression()
jsexp.append(self.transform_expression(exp[0]))
return jsexp
if isinstance(exp, l20n.Idref):
if len(exp)==1:
index = py.Index(py.Idref('env'), py.Str(exp[0]))
index.idref = py.Idref('env')
return index
if is_string(exp):
return py.Str(unicode(exp))
if isinstance(exp, int):
return py.Int(exp)
if isinstance(exp, l20n.MacroCall):
args = map(self.transform_expression, exp.args)
args2 = [py.Idref('env'), py.Array(args)]
return py.Call(self.transform_expression(exp.idref), args2)
if isinstance(exp, l20n.ObjectIndex):
return py.Index(self.transform_expression(exp.idref),
self.transform_expression(exp.arg))
def add(self, item, pos=None):
"""adds an element (string, entity or comment) to the Structure
pos - if given addes an element at given position
returns a number representing how many new elements have been added
Usually one, but if a new string gets added and is concatanated
to previous/next one the value will be 0.
"""
if is_string(item): # string
return self.add_string(item, pos)
elif is_entity(item): # Entity
return self.add_entity(item, pos)
elif isinstance(item, Comment): # Comment
return self.add_comment(item, pos)
elif item is None:
return 0
else:
raise Exception('Cannot add element of type "' +
type(item).__name__ +
'" to the Structure')
