def parse_identifier(s, is_absolute):
m = syntax.re_keyword_start.match(s)
if m is None:
raise Abort
s = s[m.end():]
if m.group(2) is None:
# no prefix
return (m.group(3), s)
elif m.group(2) == path.i_module.i_prefix and is_absolute == False:
# reference to local module in a relative keypath -
# remove the prefix. this makes it easier to handle
# leafrefs in groupings. local identifiers in relative keypaths
# in groupings are resolved to point:
# (i) within the grouping only (checked by
# statements.validate_leafref_path()) and
# (ii) to elements where the grouping is used. this is
# easier to handle if the prefix is removed here.
return (m.group(3), s)
else:
return ((m.group(2), m.group(3)), s)
prefix = m.group(2)
mod = statements.prefix_to_module(path.i_module, prefix,
path.pos, errors)
if mod is not None:
return ((mod, m.group(3)), s)
else:
raise Abort
def parse_identifier(s, is_absolute):
m = syntax.re_keyword_start.match(s)
if m is None:
raise Abort
s = s[m.end():]
if m.group(2) is None:
# no prefix
return (m.group(3), s)
elif m.group(2) == path.i_module.i_prefix and is_absolute == False:
# reference to local module in a relative keypath -
# remove the prefix. this makes it easier to handle
# leafrefs in groupings. local identifiers in relative keypaths
# in groupings are resolved to point:
# (i) within the grouping only (checked by
# statements.validate_leafref_path()) and
# (ii) to elements where the grouping is used. this is
# easier to handle if the prefix is removed here.
return (m.group(3), s)
else:
return ((m.group(2), m.group(3)), s)
prefix = m.group(2)
mod = statements.prefix_to_module(path.i_module, prefix,
path.pos, errors)
if mod is not None:
return ((mod, m.group(3)), s)
else:
raise Abort
def parse_identifier(s):
m = syntax.re_keyword_start.match(s)
if m is None:
raise Abort
s = s[m.end():]
if m.group(2) is None:
# no prefix
return (m.group(3), s)
else:
return ((m.group(2), m.group(3)), s)
prefix = m.group(2)
mod = statements.prefix_to_module(path.i_module, prefix,
path.pos, errors)
if mod is not None:
return ((mod, m.group(3)), s)
else:
raise Abort
def parse_identifier(s):
m = syntax.re_keyword_start.match(s)
if m is None:
raise Abort
s = s[m.end():]
if m.group(2) is None:
# no prefix
return (m.group(3), s)
else:
return ((m.group(2), m.group(3)), s)
prefix = m.group(2)
mod = statements.prefix_to_module(path.i_module, prefix,
path.pos, errors)
if mod is not None:
return ((mod, m.group(3)), s)
else:
raise Abort
def str_to_val(self, errors, pos, s):
if s.find(":") == -1:
prefix = None
name = s
else:
[prefix, name] = s.split(':', 1)
if prefix is None or self.base.i_module.i_prefix == prefix:
# check local identities
pmodule = self.base.i_module
else:
# this is a prefixed name, check the imported modules
pmodule = statements.prefix_to_module(self.base.i_module, prefix,
pos, errors)
if pmodule is None:
return None
if name not in pmodule.i_identities:
err_add(errors, pos, 'TYPE_VALUE',
(s, self.definition, 'identityref not found'))
return None
val = pmodule.i_identities[name]
my_identity = self.base.i_identity
vals = []
while True:
if val == my_identity:
return pmodule.i_identities[name]
else:
p = val.search_one('base')
if p is None or p.i_identity is None:
err_add(errors, pos, 'TYPE_VALUE',
(s, self.definition,
'identityref not derived from %s' % \
my_identity.arg))
return None
else:
val = p.i_identity
if val in vals:
# circular; has been reported already
return
vals.append(val)
def str_to_val(self, errors, pos, s):
if s.find(":") == -1:
prefix = None
name = s
else:
[prefix, name] = s.split(':', 1)
if prefix is None or self.base.i_module.i_prefix == prefix:
# check local identities
pmodule = self.base.i_module
else:
# this is a prefixed name, check the imported modules
pmodule = statements.prefix_to_module(self.base.i_module, prefix,
pos, errors)
if pmodule is None:
return None
if name not in pmodule.i_identities:
err_add(errors, pos, 'TYPE_VALUE',
(s, self.definition, 'identityref not found'))
return None
val = pmodule.i_identities[name]
my_identity = self.base.i_identity
vals = []
while True:
if val == my_identity:
return pmodule.i_identities[name]
else:
p = val.search_one('base')
if p is None or p.i_identity is None:
err_add(errors, pos, 'TYPE_VALUE',
(s, self.definition,
'identityref not derived from %s' % \
my_identity.arg))
return None
else:
val = p.i_identity
if val in vals:
# circular; has been reported already
return
vals.append(val)
