class W_StringState(W_State):
if THREE_VERSIONS_OF_CORE:
rsre.insert_sre_methods(locals(), 'str')
def unwrap_object(self):
self.string = self.space.str_w(self.w_string)
return len(self.string)
def get_char_ord(self, p):
return ord(self.string[p])
class W_UnicodeState(W_State):
if THREE_VERSIONS_OF_CORE:
rsre.insert_sre_methods(locals(), 'unicode')
def unwrap_object(self):
self.unicode = self.space.unicode_w(self.w_string)
return len(self.unicode)
def get_char_ord(self, p):
return ord(self.unicode[p])
class W_GenericState(W_State):
if THREE_VERSIONS_OF_CORE:
rsre.insert_sre_methods(locals(), 'generic')
def unwrap_object(self):
self.buffer = self.space.buffer_w(self.w_string)
return self.buffer.getlength()
def get_char_ord(self, p):
return ord(self.buffer.getitem(p))
class W_GenericState(W_State):
if THREE_VERSIONS_OF_CORE:
rsre.insert_sre_methods(locals(), 'generic')
def unwrap_object(self):
# cannot unwrap in the general case
space = self.space
# some type-checking
if (space.lookup(self.w_string, '__getitem__') is None
or space.lookup(self.w_string, 'keys') is not None):
msg = "string or sequence of characters expected"
raise OperationError(space.w_TypeError, space.wrap(msg))
return space.int_w(space.len(self.w_string))
def get_char_ord(self, p):
space = self.space
w_char = space.getitem(self.w_string, space.wrap(p))
return space.int_w(space.ord(w_char))
class W_State(Wrappable):
if not THREE_VERSIONS_OF_CORE:
rsre.insert_sre_methods(locals(), 'all')
def __init__(self, space, w_string, start, end, flags):
self.space = space
self.w_string = w_string
length = self.unwrap_object()
if start < 0:
start = 0
if end > length:
end = length
self.start = start
self.pos = start # records the original start position
self.end = end
self.flags = flags
self.reset()
def lower(self, char_ord):
return getlower(char_ord, self.flags)
# methods overridden by subclasses
def unwrap_object(self):
raise NotImplementedError
if 'reset' not in locals():
def reset(self):
raise NotImplementedError
if 'search' not in locals():
def search(self, pattern_codes):
raise NotImplementedError
if 'match' not in locals():
def match(self, pattern_codes):
raise NotImplementedError
# Accessors for the typedef
def w_reset(self):
self.reset()
def w_create_regs(self, group_count):
"""Creates a tuple of index pairs representing matched groups, a format
that's convenient for SRE_Match."""
space = self.space
lst = []
for value1, value2 in self.create_regs(group_count):
lst.append(space.newtuple([space.wrap(value1),
space.wrap(value2)]))
return space.newtuple(lst)
w_create_regs.unwrap_spec = ['self', int]
def fget_start(space, self):
return space.wrap(self.start)
def fset_start(space, self, w_value):
self.start = space.int_w(w_value)
def fget_string_position(space, self):
return space.wrap(self.string_position)
def fset_string_position(space, self, w_value):
self.start = space.int_w(w_value)
def get_char_ord(self, p):
raise NotImplementedError
