def compile(self, source, filename, mode, flags):
from pyparser.error import SyntaxError
from pypy.interpreter import astcompiler
from pypy.interpreter.astcompiler.pycodegen import ModuleCodeGenerator
from pypy.interpreter.astcompiler.pycodegen import InteractiveCodeGenerator
from pypy.interpreter.astcompiler.pycodegen import ExpressionCodeGenerator
from pypy.interpreter.astcompiler.ast import Node
from pypy.interpreter.astcompiler import opt
from pyparser.astbuilder import AstBuilder
from pypy.interpreter.pycode import PyCode
from pypy.interpreter.function import Function
from pypy.interpreter.pyparser.future import getFutures
## flags |= stdlib___future__.generators.compiler_flag # always on (2.2 compat)
space = self.space
try:
builder = AstBuilder(self.parser, self.grammar_version, space=space)
for rulename, buildfunc in self.additional_rules.iteritems():
assert isinstance(buildfunc, Function)
builder.user_build_rules[rulename] = buildfunc
flags |= getFutures(self.futureFlags, source)
self.parser.parse_source(source, mode, builder, flags)
ast_tree = builder.rule_stack[-1]
encoding = builder.source_encoding
except SyntaxError, e:
raise OperationError(space.w_SyntaxError,
e.wrap_info(space, filename))
def compile(self, source, filename, mode, flags):
from pypy.interpreter.pyparser.error import SyntaxError
from pypy.interpreter import astcompiler
from pypy.interpreter.astcompiler.pycodegen import ModuleCodeGenerator
from pypy.interpreter.astcompiler.pycodegen import InteractiveCodeGenerator
from pypy.interpreter.astcompiler.pycodegen import ExpressionCodeGenerator
from pypy.interpreter.astcompiler.ast import Node
from pypy.interpreter.astcompiler import opt
from pyparser.astbuilder import AstBuilder
from pypy.interpreter.pycode import PyCode
from pypy.interpreter.function import Function
from pypy.interpreter.pyparser.future import getFutures
## flags |= stdlib___future__.generators.compiler_flag # always on (2.2 compat)
space = self.space
try:
builder = AstBuilder(self.parser,
self.grammar_version,
space=space)
for rulename, buildfunc in self.additional_rules.iteritems():
assert isinstance(buildfunc, Function)
builder.user_build_rules[rulename] = buildfunc
flags |= getFutures(self.futureFlags, source)
self.parser.parse_source(source, mode, builder, flags)
ast_tree = builder.rule_stack[-1]
encoding = builder.source_encoding
except SyntaxError, e:
raise OperationError(space.w_SyntaxError,
e.wrap_info(space, filename))
def parse_python_source(space, source, mode):
pycompiler = get_ast_compiler(space)
parser = pycompiler.get_parser()
flags = getFutures(pycompiler.futureFlags, source)
builder = grammar.BaseGrammarBuilder(debug=False, parser=parser)
builder.space = space
try:
parser.parse_source(source, mode, builder, flags)
st = builder.stack[-1]
# we compile it to bytecode anyway.
# the side effect of this is that we grab exceptions
# on our way.
STType(space, st).descr_compile(space)
return st
except IndentationError, e:
raise OperationError(space.w_IndentationError,
e.wrap_info(space, '<string>'))
def test_intervening_code():
s = 'from __future__ import (division as b, generators,)\nfrom sys import modules\nfrom __future__ import with_statement\n'
flags = future.getFutures(future.futureFlags_2_5, s)
assert flags & fut.CO_FUTURE_WITH_STATEMENT == 0
def test_full_chain():
s = '"abc" #def\n #ghi\nfrom __future__ import (division as b, generators,); from __future__ import with_statement\n'
flags = future.getFutures(future.futureFlags_2_5, s)
assert flags == (fut.CO_FUTURE_DIVISION | fut.CO_GENERATOR_ALLOWED
| fut.CO_FUTURE_WITH_STATEMENT)
def test_intervening_code():
s = 'from __future__ import (division as b, generators,)\nfrom sys import modules\nfrom __future__ import with_statement\n'
flags = future.getFutures(future.futureFlags_2_5, s)
assert flags & fut.CO_FUTURE_WITH_STATEMENT == 0
def test_full_chain():
s = '"abc" #def\n #ghi\nfrom __future__ import (division as b, generators,); from __future__ import with_statement\n'
flags = future.getFutures(future.futureFlags_2_5, s)
assert flags == (fut.CO_FUTURE_DIVISION |
fut.CO_GENERATOR_ALLOWED |
fut.CO_FUTURE_WITH_STATEMENT)
