def convert_optional(node, additions):
if node.has_type('Optional'):
name = AST2.string("_optional_gen%d" % len(additions))
e = AST2.Instance(('Alt'),
left=AST2.Instance(('Reference'), name=AST2.string('EMPTY')),
right=deepcopy(node.expr.the)
)
additions.append(AST2.Instance(('Production'), name=name, expr=e))
node = AST2.Instance(('Reference'), name=name)
return node
def str_to_tok(node, tokens):
if node.has_type("Literal"):
name = tokens.get_name(node.text.the.lexrep)
node = AST2.Instance(("Reference"), name=AST2.string(name))
return node
def node(type, **kwargs):
n = AST2.Instance(RIFNS+type)
for (k,v) in kwargs.items():
if v is None:
continue
if isinstance(v, basestring):
v = AST2.string(v)
setattr(n, RIFNS+k, v)
return n
def node(type, **kwargs):
debug('blindfold', 'new node', type)
n = AST2.Instance(NS+type)
for (k,v) in kwargs.items():
debug('blindfold', '...', k, '=', v)
if v is None:
continue
if isinstance(v, basestring):
v = AST2.string(v)
debug('blindfold', '... setattr', n, NS+k, v)
setattr(n, NS+k, v)
return n
def parse(input_text):
parts = input_text.split('\n%%\n')
if len(parts) == 1:
lex_extra = ""
yacc_extra = ""
elif len(parts) == 3:
(input_text, lex_extra, yacc_extra) = parts
else:
raise RuntimeError, "unexpected number of %% parts: %d"%len(parts)
try:
result = parser.parse(input_text, debug=1, lexer=mylex.lexer)
# strictly speaking, neither of these is part of the resulting
# abstract document, but we do want to keep them and pass them
# along, for user happiness (ie nice qnames).
####result._base = parser.my_base
####result._prefix_map = parser.prefix_map
result.lex_extra = AST2.string(lex_extra)
result.yacc_extra = AST2.string(yacc_extra)
return result
except error.ParserError, e:
e.input_text = input_text
raise e
def convert_plus(node, additions):
if node.has_type('Plus'):
name = AST2.string("_plus_gen%d" % len(additions))
e = AST2.Instance(('Alt'),
left=deepcopy(node.expr.the),
right=AST2.Instance(('Seq'),
left=AST2.Instance(('Reference'),
name=name),
right=deepcopy(node.expr.the)
)
)
additions.append(AST2.Instance(('Production'), name=name, expr=e))
node = AST2.Instance(('Reference'), name=name)
return node
def p_IRICONST_1(t):
'''IRICONST : ANGLEBRACKIRI
| EXPANDED_CURIE'''
#t[0] = node('Const', datatype=RIF_IRI, lexrep=t[1])
t[0] = AST2.obtainDataValue(datatype=RIFNS+"iri", lexrep=t[1])
def p_IRICONST_2(t):
'''IRICONST : STRING_HAT_HAT SYMSPACE'''
#t[0] = node('Const', datatype=iri(t[2]), lexrep=t[1])
t[0] = AST2.obtainDataValue(datatype=t[2], lexrep=t[1])
def p_CONSTSHORT_5(t):
'''CONSTSHORT : LOCALNAME'''
# t[0] = node('Const', datatype=iri(RIFNS+"local"), lexrep=t[1])
t[0] = AST2.obtainDataValue(datatype=RIFNS+"local", lexrep=t[1])
def p_CONSTSHORT_3(t):
'''CONSTSHORT : DECIMAL'''
#t[0] = node('Const', datatype=iri(XSDNS+"decimal"), lexrep=t[1])
t[0] = AST2.obtainDataValue(datatype=XSDNS+"decimal", lexrep=t[1])
def p_CONSTSHORT_2(t):
'''CONSTSHORT : INTEGER'''
#t[0] = node('Const', datatype=iri(XSDNS+"integer"), lexrep=t[1])
t[0] = AST2.obtainDataValue(datatype=XSDNS+"integer", lexrep=t[1])
def p_CONSTSHORT_1(t):
'''CONSTSHORT : STRING'''
#t[0] = node('Const', datatype=iri(XSDNS+"string"), lexrep=t[1])
t[0] = AST2.obtainDataValue(datatype=XSDNS+"string", lexrep=t[1])
def p_Const_2(t):
'''Const : STRING_HAT_HAT SYMSPACE '''
#t[0] = node('Const', lexrep=t[1], datatype=iri(t[2]))
t[0] = AST2.obtainDataValue(lexrep=t[1], datatype=t[2])