def __init__(self,
lexer=None,
verbose=False,
debug=False,
mute_error=False,
outputdir=''):
lexer = lexer or BlinkIDLLexer()
self.lexer = lexer
self.tokens = lexer.KnownTokens()
# Using SLR (instead of LALR) generates the table faster,
# but produces the same output. This is ok b/c Web IDL (and Blink IDL)
# is an SLR grammar (as is often the case for simple LL(1) grammars).
self.yaccobj = yacc.yacc(module=self,
start=STARTING_SYMBOL,
method='SLR',
debug=debug,
outputdir=outputdir)
self.parse_debug = debug
self.verbose = verbose
self.mute_error = mute_error
self._parse_errors = 0
self._parse_warnings = 0
self._last_error_msg = None
self._last_error_lineno = 0
self._last_error_pos = 0
def __init__(
self,
# common parameters
debug=False,
# local parameters
rewrite_tables=False,
# idl_parser parameters
lexer=None,
verbose=False,
mute_error=False,
# yacc parameters
outputdir='',
optimize=True,
write_tables=False,
picklefile=None):
if debug:
# Turn off optimization and caching, and write out tables,
# to help debugging
optimize = False
outputdir = None
picklefile = None
write_tables = True
if outputdir:
picklefile = picklefile or os.path.join(outputdir,
'parsetab.pickle')
if rewrite_tables:
try:
os.unlink(picklefile)
except OSError:
pass
lexer = lexer or BlinkIDLLexer(
debug=debug, outputdir=outputdir, optimize=optimize)
self.lexer = lexer
self.tokens = lexer.KnownTokens()
# Optimized mode substantially decreases startup time (by disabling
# error checking), and also allows use of Python's optimized mode.
# See: Using Python's Optimized Mode
# http://www.dabeaz.com/ply/ply.html#ply_nn38
#
# |picklefile| allows simpler importing than |tabmodule| (parsetab.py),
# as we don't need to modify sys.path; virtually identical speed.
# See: CHANGES, Version 3.2
# http://ply.googlecode.com/svn/trunk/CHANGES
self.yaccobj = yacc.yacc(module=self,
debug=debug,
optimize=optimize,
write_tables=write_tables,
picklefile=picklefile)
# See IDLParser.__init__() why we set defaulted_states.
self.yaccobj.defaulted_states = {}
self.parse_debug = debug
self.verbose = verbose
self.mute_error = mute_error
self._parse_errors = 0
self._parse_warnings = 0
self._last_error_msg = None
self._last_error_lineno = 0
self._last_error_pos = 0
def __init__(self,
# common parameters
debug=False,
# local parameters
rewrite_tables=False,
# idl_parser parameters
lexer=None, verbose=False, mute_error=False,
# yacc parameters
outputdir='', optimize=True, write_tables=False,
picklefile=None):
if debug:
# Turn off optimization and caching, and write out tables,
# to help debugging
optimize = False
outputdir = None
picklefile = None
write_tables = True
if outputdir:
picklefile = picklefile or os.path.join(outputdir, 'parsetab.pickle')
if rewrite_tables:
try:
os.unlink(picklefile)
except OSError:
pass
lexer = lexer or BlinkIDLLexer(debug=debug,
outputdir=outputdir,
optimize=optimize)
self.lexer = lexer
self.tokens = lexer.KnownTokens()
# Using SLR (instead of LALR) generates the table faster,
# but produces the same output. This is ok b/c Web IDL (and Blink IDL)
# is an SLR grammar (as is often the case for simple LL(1) grammars).
#
# Optimized mode substantially decreases startup time (by disabling
# error checking), and also allows use of Python's optimized mode.
# See: Using Python's Optimized Mode
# http://www.dabeaz.com/ply/ply.html#ply_nn38
#
# |picklefile| allows simpler importing than |tabmodule| (parsetab.py),
# as we don't need to modify sys.path; virtually identical speed.
# See: CHANGES, Version 3.2
# http://ply.googlecode.com/svn/trunk/CHANGES
self.yaccobj = yacc.yacc(module=self,
start=STARTING_SYMBOL,
method='SLR',
debug=debug,
optimize=optimize,
write_tables=write_tables,
picklefile=picklefile)
self.parse_debug = debug
self.verbose = verbose
self.mute_error = mute_error
self._parse_errors = 0
self._parse_warnings = 0
self._last_error_msg = None
self._last_error_lineno = 0
self._last_error_pos = 0