"""Compatibility layer for CPython's parser module"""
from pypy.interpreter.pyparser.tuplebuilder import TupleBuilder
from pythonparse import make_pyparser
from pythonutil import pypy_parse
import symbol # XXX use PYTHON_PARSER.symbols ?
from compiler import transformer, compile as pycompile
PYTHON_PARSER = make_pyparser()
def suite( source ):
strings = [line+'\n' for line in source.split('\n')]
builder = TupleBuilder(PYTHON_PARSER)
PYTHON_PARSER.parse_source(source, 'exec', builder)
nested_tuples = builder.stack[-1].as_tuple()
if builder.source_encoding is not None:
return (symbol.encoding_decl, nested_tuples, builder.source_encoding)
else:
return (None, nested_tuples, None)
return nested_tuples
def expr( source ):
strings = [line+'\n' for line in source.split('\n')]
builder = TupleBuilder(PYTHON_PARSER)
PYTHON_PARSER.parse_source(source, 'eval', builder)
nested_tuples = builder.stack[-1].as_tuple()
if builder.source_encoding is not None:
return (symbol.encoding_decl, nested_tuples, builder.source_encoding)
else:
return (None, nested_tuples, None)
return nested_tuples
def get_parser():
if not _PARSER:
from pypy.config.pypyoption import get_pypy_config
config = get_pypy_config(translating=False)
_PARSER = make_pyparser(config.objspace.pyversion)
return _PARSER
def get_parser():
if not _PARSER:
from pypy.config.pypyoption import get_pypy_config
config = get_pypy_config(translating=False)
_PARSER = make_pyparser(config.objspace.pyversion)
return _PARSER
def get_parser():
if not _PARSER:
from pypy.config.pypyoption import get_pypy_config
config = get_pypy_config(translating=False)
_PARSER = make_pyparser("2.5")
return _PARSER