You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1342 lines
36 KiB
Python
1342 lines
36 KiB
Python
# Generated by glop version 0.8.3
|
|
# https://github.com/dpranke/glop
|
|
# `glop -o json5/parser.py --no-main --no-memoize -c json5/json5.g`
|
|
|
|
# pylint: disable=line-too-long,too-many-lines
|
|
# pylint: disable=unnecessary-lambda,unnecessary-direct-lambda-call
|
|
|
|
import unicodedata
|
|
|
|
|
|
class Parser:
|
|
def __init__(self, msg, fname, pos=0):
|
|
self.msg = msg
|
|
self.end = len(self.msg)
|
|
self.fname = fname
|
|
self.val = None
|
|
self.pos = pos
|
|
self.failed = False
|
|
self.errpos = pos
|
|
self._scopes = []
|
|
self._cache = {}
|
|
self._global_vars = {}
|
|
|
|
def parse(self, global_vars=None):
|
|
self._global_vars = global_vars or {}
|
|
self._grammar_()
|
|
if self.failed:
|
|
return None, self._err_str(), self.errpos
|
|
return self.val, None, self.pos
|
|
|
|
def _err_str(self):
|
|
lineno, colno = self._err_offsets()
|
|
if self.errpos == len(self.msg):
|
|
thing = 'end of input'
|
|
else:
|
|
thing = f'"{self.msg[self.errpos]}"'
|
|
return f'{self.fname}:{lineno} Unexpected {thing} at column {colno}'
|
|
|
|
def _err_offsets(self):
|
|
lineno = 1
|
|
colno = 1
|
|
for i in range(self.errpos):
|
|
if self.msg[i] == '\n':
|
|
lineno += 1
|
|
colno = 1
|
|
else:
|
|
colno += 1
|
|
return lineno, colno
|
|
|
|
def _succeed(self, v, newpos=None):
|
|
self.val = v
|
|
self.failed = False
|
|
if newpos is not None:
|
|
self.pos = newpos
|
|
|
|
def _fail(self):
|
|
self.val = None
|
|
self.failed = True
|
|
self.errpos = max(self.errpos, self.pos)
|
|
|
|
def _rewind(self, newpos):
|
|
self._succeed(None, newpos)
|
|
|
|
def _bind(self, rule, var):
|
|
rule()
|
|
if not self.failed:
|
|
self._set(var, self.val)
|
|
|
|
def _not(self, rule):
|
|
p = self.pos
|
|
errpos = self.errpos
|
|
rule()
|
|
if self.failed:
|
|
self._succeed(None, p)
|
|
else:
|
|
self._rewind(p)
|
|
self.errpos = errpos
|
|
self._fail()
|
|
|
|
def _opt(self, rule):
|
|
p = self.pos
|
|
rule()
|
|
if self.failed:
|
|
self._succeed([], p)
|
|
else:
|
|
self._succeed([self.val])
|
|
|
|
def _plus(self, rule):
|
|
vs = []
|
|
rule()
|
|
vs.append(self.val)
|
|
if self.failed:
|
|
return
|
|
self._star(rule, vs)
|
|
|
|
def _star(self, rule, vs=None):
|
|
vs = vs or []
|
|
while True:
|
|
p = self.pos
|
|
rule()
|
|
if self.failed:
|
|
self._rewind(p)
|
|
break
|
|
vs.append(self.val)
|
|
self._succeed(vs)
|
|
|
|
def _seq(self, rules):
|
|
for rule in rules:
|
|
rule()
|
|
if self.failed:
|
|
return
|
|
|
|
def _choose(self, rules):
|
|
p = self.pos
|
|
for rule in rules[:-1]:
|
|
rule()
|
|
if not self.failed:
|
|
return
|
|
self._rewind(p)
|
|
rules[-1]()
|
|
|
|
def _ch(self, ch):
|
|
p = self.pos
|
|
if p < self.end and self.msg[p] == ch:
|
|
self._succeed(ch, self.pos + 1)
|
|
else:
|
|
self._fail()
|
|
|
|
def _str(self, s):
|
|
for ch in s:
|
|
self._ch(ch)
|
|
if self.failed:
|
|
return
|
|
self.val = s
|
|
|
|
def _range(self, i, j):
|
|
p = self.pos
|
|
if p != self.end and ord(i) <= ord(self.msg[p]) <= ord(j):
|
|
self._succeed(self.msg[p], self.pos + 1)
|
|
else:
|
|
self._fail()
|
|
|
|
def _push(self, name):
|
|
self._scopes.append((name, {}))
|
|
|
|
def _pop(self, name):
|
|
actual_name, _ = self._scopes.pop()
|
|
assert name == actual_name
|
|
|
|
def _get(self, var):
|
|
if self._scopes and var in self._scopes[-1][1]:
|
|
return self._scopes[-1][1][var]
|
|
return self._global_vars[var]
|
|
|
|
def _set(self, var, val):
|
|
self._scopes[-1][1][var] = val
|
|
|
|
def _is_unicat(self, var, cat):
|
|
return unicodedata.category(var) == cat
|
|
|
|
def _join(self, s, vs):
|
|
return s.join(vs)
|
|
|
|
def _xtou(self, s):
|
|
return chr(int(s, base=16))
|
|
|
|
def _grammar_(self):
|
|
self._push('grammar')
|
|
self._seq(
|
|
[
|
|
self._sp_,
|
|
lambda: self._bind(self._value_, 'v'),
|
|
self._trailing_,
|
|
lambda: self._succeed(self._get('v')),
|
|
]
|
|
)
|
|
self._pop('grammar')
|
|
|
|
def _trailing_(self):
|
|
self._choose([self._trailing__c0_, self._trailing__c1_])
|
|
|
|
def _trailing__c0_(self):
|
|
self._seq([self._trailing__c0__s0_, self._sp_, self._end_])
|
|
|
|
def _trailing__c0__s0_(self):
|
|
v = self._get('_consume_trailing')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _trailing__c1_(self):
|
|
self._not(self._trailing__c1_n_)
|
|
|
|
def _trailing__c1_n_(self):
|
|
v = self._get('_consume_trailing')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _sp_(self):
|
|
self._star(self._ws_)
|
|
|
|
def _ws_(self):
|
|
self._choose(
|
|
[
|
|
self._ws__c0_,
|
|
self._eol_,
|
|
self._comment_,
|
|
self._ws__c3_,
|
|
self._ws__c4_,
|
|
self._ws__c5_,
|
|
self._ws__c6_,
|
|
self._ws__c7_,
|
|
self._ws__c8_,
|
|
]
|
|
)
|
|
|
|
def _ws__c0_(self):
|
|
self._ch(' ')
|
|
|
|
def _ws__c3_(self):
|
|
self._ch('\t')
|
|
|
|
def _ws__c4_(self):
|
|
self._ch('\v')
|
|
|
|
def _ws__c5_(self):
|
|
self._ch('\f')
|
|
|
|
def _ws__c6_(self):
|
|
self._ch('\xa0')
|
|
|
|
def _ws__c7_(self):
|
|
self._ch('\ufeff')
|
|
|
|
def _ws__c8_(self):
|
|
self._push('ws__c8')
|
|
self._seq(
|
|
[
|
|
self._ws__c8__s0_,
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('ws__c8')
|
|
|
|
def _ws__c8__s0_(self):
|
|
self._not(lambda: self._not(self._ws__c8__s0_n_n_))
|
|
|
|
def _ws__c8__s0_n_n_(self):
|
|
(lambda: self._choose([self._ws__c8__s0_n_n_g__c0_]))()
|
|
|
|
def _ws__c8__s0_n_n_g__c0_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._ws__c8__s0_n_n_g__c0__s1_,
|
|
]
|
|
)
|
|
|
|
def _ws__c8__s0_n_n_g__c0__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Zs')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _eol_(self):
|
|
self._choose(
|
|
[
|
|
self._eol__c0_,
|
|
self._eol__c1_,
|
|
self._eol__c2_,
|
|
self._eol__c3_,
|
|
self._eol__c4_,
|
|
]
|
|
)
|
|
|
|
def _eol__c0_(self):
|
|
self._seq([lambda: self._ch('\r'), lambda: self._ch('\n')])
|
|
|
|
def _eol__c1_(self):
|
|
self._ch('\r')
|
|
|
|
def _eol__c2_(self):
|
|
self._ch('\n')
|
|
|
|
def _eol__c3_(self):
|
|
self._ch('\u2028')
|
|
|
|
def _eol__c4_(self):
|
|
self._ch('\u2029')
|
|
|
|
def _comment_(self):
|
|
self._choose([self._comment__c0_, self._comment__c1_])
|
|
|
|
def _comment__c0_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._str('//'),
|
|
lambda: self._star(self._comment__c0__s1_p_),
|
|
]
|
|
)
|
|
|
|
def _comment__c0__s1_p_(self):
|
|
self._seq([lambda: self._not(self._eol_), self._anything_])
|
|
|
|
def _comment__c1_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._str('/*'),
|
|
self._comment__c1__s1_,
|
|
lambda: self._str('*/'),
|
|
]
|
|
)
|
|
|
|
def _comment__c1__s1_(self):
|
|
self._star(
|
|
lambda: self._seq([self._comment__c1__s1_p__s0_, self._anything_])
|
|
)
|
|
|
|
def _comment__c1__s1_p__s0_(self):
|
|
self._not(lambda: self._str('*/'))
|
|
|
|
def _value_(self):
|
|
self._choose(
|
|
[
|
|
self._value__c0_,
|
|
self._value__c1_,
|
|
self._value__c2_,
|
|
self._value__c3_,
|
|
self._value__c4_,
|
|
self._value__c5_,
|
|
self._value__c6_,
|
|
]
|
|
)
|
|
|
|
def _value__c0_(self):
|
|
self._seq([lambda: self._str('null'), lambda: self._succeed('None')])
|
|
|
|
def _value__c1_(self):
|
|
self._seq([lambda: self._str('true'), lambda: self._succeed('True')])
|
|
|
|
def _value__c2_(self):
|
|
self._seq([lambda: self._str('false'), lambda: self._succeed('False')])
|
|
|
|
def _value__c3_(self):
|
|
self._push('value__c3')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._object_, 'v'),
|
|
lambda: self._succeed(['object', self._get('v')]),
|
|
]
|
|
)
|
|
self._pop('value__c3')
|
|
|
|
def _value__c4_(self):
|
|
self._push('value__c4')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._array_, 'v'),
|
|
lambda: self._succeed(['array', self._get('v')]),
|
|
]
|
|
)
|
|
self._pop('value__c4')
|
|
|
|
def _value__c5_(self):
|
|
self._push('value__c5')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._string_, 'v'),
|
|
lambda: self._succeed(['string', self._get('v')]),
|
|
]
|
|
)
|
|
self._pop('value__c5')
|
|
|
|
def _value__c6_(self):
|
|
self._push('value__c6')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._num_literal_, 'v'),
|
|
lambda: self._succeed(['number', self._get('v')]),
|
|
]
|
|
)
|
|
self._pop('value__c6')
|
|
|
|
def _object_(self):
|
|
self._choose([self._object__c0_, self._object__c1_])
|
|
|
|
def _object__c0_(self):
|
|
self._push('object__c0')
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('{'),
|
|
self._sp_,
|
|
lambda: self._bind(self._member_list_, 'v'),
|
|
self._sp_,
|
|
lambda: self._ch('}'),
|
|
lambda: self._succeed(self._get('v')),
|
|
]
|
|
)
|
|
self._pop('object__c0')
|
|
|
|
def _object__c1_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('{'),
|
|
self._sp_,
|
|
lambda: self._ch('}'),
|
|
lambda: self._succeed([]),
|
|
]
|
|
)
|
|
|
|
def _array_(self):
|
|
self._choose([self._array__c0_, self._array__c1_])
|
|
|
|
def _array__c0_(self):
|
|
self._push('array__c0')
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('['),
|
|
self._sp_,
|
|
lambda: self._bind(self._element_list_, 'v'),
|
|
self._sp_,
|
|
lambda: self._ch(']'),
|
|
lambda: self._succeed(self._get('v')),
|
|
]
|
|
)
|
|
self._pop('array__c0')
|
|
|
|
def _array__c1_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('['),
|
|
self._sp_,
|
|
lambda: self._ch(']'),
|
|
lambda: self._succeed([]),
|
|
]
|
|
)
|
|
|
|
def _string_(self):
|
|
self._choose([self._string__c0_, self._string__c1_])
|
|
|
|
def _string__c0_(self):
|
|
self._push('string__c0')
|
|
self._seq(
|
|
[
|
|
self._squote_,
|
|
self._string__c0__s1_,
|
|
self._squote_,
|
|
lambda: self._succeed(self._join('', self._get('cs'))),
|
|
]
|
|
)
|
|
self._pop('string__c0')
|
|
|
|
def _string__c0__s1_(self):
|
|
self._bind(lambda: self._star(self._sqchar_), 'cs')
|
|
|
|
def _string__c1_(self):
|
|
self._push('string__c1')
|
|
self._seq(
|
|
[
|
|
self._dquote_,
|
|
self._string__c1__s1_,
|
|
self._dquote_,
|
|
lambda: self._succeed(self._join('', self._get('cs'))),
|
|
]
|
|
)
|
|
self._pop('string__c1')
|
|
|
|
def _string__c1__s1_(self):
|
|
self._bind(lambda: self._star(self._dqchar_), 'cs')
|
|
|
|
def _sqchar_(self):
|
|
self._choose(
|
|
[
|
|
self._sqchar__c0_,
|
|
self._sqchar__c1_,
|
|
self._sqchar__c2_,
|
|
self._sqchar__c3_,
|
|
]
|
|
)
|
|
|
|
def _sqchar__c0_(self):
|
|
self._push('sqchar__c0')
|
|
self._seq(
|
|
[
|
|
self._bslash_,
|
|
lambda: self._bind(self._esc_char_, 'c'),
|
|
lambda: self._succeed(self._get('c')),
|
|
]
|
|
)
|
|
self._pop('sqchar__c0')
|
|
|
|
def _sqchar__c1_(self):
|
|
self._seq([self._bslash_, self._eol_, lambda: self._succeed('')])
|
|
|
|
def _sqchar__c2_(self):
|
|
self._push('sqchar__c2')
|
|
self._seq(
|
|
[
|
|
lambda: self._not(self._bslash_),
|
|
lambda: self._not(self._squote_),
|
|
lambda: self._not(self._eol_),
|
|
lambda: self._bind(self._anything_, 'c'),
|
|
lambda: self._succeed(self._get('c')),
|
|
]
|
|
)
|
|
self._pop('sqchar__c2')
|
|
|
|
def _sqchar__c3_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._not(self._sqchar__c3__s0_n_),
|
|
lambda: self._range('\x00', '\x1f'),
|
|
]
|
|
)
|
|
|
|
def _sqchar__c3__s0_n_(self):
|
|
v = self._get('_strict')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _dqchar_(self):
|
|
self._choose(
|
|
[
|
|
self._dqchar__c0_,
|
|
self._dqchar__c1_,
|
|
self._dqchar__c2_,
|
|
self._dqchar__c3_,
|
|
]
|
|
)
|
|
|
|
def _dqchar__c0_(self):
|
|
self._push('dqchar__c0')
|
|
self._seq(
|
|
[
|
|
self._bslash_,
|
|
lambda: self._bind(self._esc_char_, 'c'),
|
|
lambda: self._succeed(self._get('c')),
|
|
]
|
|
)
|
|
self._pop('dqchar__c0')
|
|
|
|
def _dqchar__c1_(self):
|
|
self._seq([self._bslash_, self._eol_, lambda: self._succeed('')])
|
|
|
|
def _dqchar__c2_(self):
|
|
self._push('dqchar__c2')
|
|
self._seq(
|
|
[
|
|
lambda: self._not(self._bslash_),
|
|
lambda: self._not(self._dquote_),
|
|
lambda: self._not(self._eol_),
|
|
lambda: self._bind(self._anything_, 'c'),
|
|
lambda: self._succeed(self._get('c')),
|
|
]
|
|
)
|
|
self._pop('dqchar__c2')
|
|
|
|
def _dqchar__c3_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._not(self._dqchar__c3__s0_n_),
|
|
lambda: self._range('\x00', '\x1f'),
|
|
]
|
|
)
|
|
|
|
def _dqchar__c3__s0_n_(self):
|
|
v = self._get('_strict')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _bslash_(self):
|
|
self._ch('\\')
|
|
|
|
def _squote_(self):
|
|
self._ch("'")
|
|
|
|
def _dquote_(self):
|
|
self._ch('"')
|
|
|
|
def _esc_char_(self):
|
|
self._choose(
|
|
[
|
|
self._esc_char__c0_,
|
|
self._esc_char__c1_,
|
|
self._esc_char__c2_,
|
|
self._esc_char__c3_,
|
|
self._esc_char__c4_,
|
|
self._esc_char__c5_,
|
|
self._esc_char__c6_,
|
|
self._esc_char__c7_,
|
|
self._esc_char__c8_,
|
|
self._esc_char__c9_,
|
|
self._esc_char__c10_,
|
|
self._esc_char__c11_,
|
|
self._esc_char__c12_,
|
|
]
|
|
)
|
|
|
|
def _esc_char__c0_(self):
|
|
self._seq([lambda: self._ch('b'), lambda: self._succeed('\b')])
|
|
|
|
def _esc_char__c1_(self):
|
|
self._seq([lambda: self._ch('f'), lambda: self._succeed('\f')])
|
|
|
|
def _esc_char__c10_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('0'),
|
|
lambda: self._not(self._digit_),
|
|
lambda: self._succeed('\x00'),
|
|
]
|
|
)
|
|
|
|
def _esc_char__c11_(self):
|
|
self._push('esc_char__c11')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._hex_esc_, 'c'),
|
|
lambda: self._succeed(self._get('c')),
|
|
]
|
|
)
|
|
self._pop('esc_char__c11')
|
|
|
|
def _esc_char__c12_(self):
|
|
self._push('esc_char__c12')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._unicode_esc_, 'c'),
|
|
lambda: self._succeed(self._get('c')),
|
|
]
|
|
)
|
|
self._pop('esc_char__c12')
|
|
|
|
def _esc_char__c2_(self):
|
|
self._seq([lambda: self._ch('n'), lambda: self._succeed('\n')])
|
|
|
|
def _esc_char__c3_(self):
|
|
self._seq([lambda: self._ch('r'), lambda: self._succeed('\r')])
|
|
|
|
def _esc_char__c4_(self):
|
|
self._seq([lambda: self._ch('t'), lambda: self._succeed('\t')])
|
|
|
|
def _esc_char__c5_(self):
|
|
self._seq([lambda: self._ch('v'), lambda: self._succeed('\v')])
|
|
|
|
def _esc_char__c6_(self):
|
|
self._seq([self._squote_, lambda: self._succeed("'")])
|
|
|
|
def _esc_char__c7_(self):
|
|
self._seq([self._dquote_, lambda: self._succeed('"')])
|
|
|
|
def _esc_char__c8_(self):
|
|
self._seq([self._bslash_, lambda: self._succeed('\\')])
|
|
|
|
def _esc_char__c9_(self):
|
|
self._push('esc_char__c9')
|
|
self._seq(
|
|
[
|
|
self._esc_char__c9__s0_,
|
|
lambda: self._bind(self._anything_, 'c'),
|
|
lambda: self._succeed(self._get('c')),
|
|
]
|
|
)
|
|
self._pop('esc_char__c9')
|
|
|
|
def _esc_char__c9__s0_(self):
|
|
self._not(lambda: (self._esc_char__c9__s0_n_g_)())
|
|
|
|
def _esc_char__c9__s0_n_g_(self):
|
|
self._choose(
|
|
[
|
|
self._esc_char__c9__s0_n_g__c0_,
|
|
self._esc_char__c9__s0_n_g__c1_,
|
|
lambda: self._seq([self._digit_]),
|
|
lambda: self._seq([self._eol_]),
|
|
]
|
|
)
|
|
|
|
def _esc_char__c9__s0_n_g__c0_(self):
|
|
self._seq([lambda: self._ch('x')])
|
|
|
|
def _esc_char__c9__s0_n_g__c1_(self):
|
|
self._seq([lambda: self._ch('u')])
|
|
|
|
def _hex_esc_(self):
|
|
self._push('hex_esc')
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('x'),
|
|
lambda: self._bind(self._hex_, 'h1'),
|
|
lambda: self._bind(self._hex_, 'h2'),
|
|
lambda: self._succeed(
|
|
self._xtou(self._get('h1') + self._get('h2'))
|
|
),
|
|
]
|
|
)
|
|
self._pop('hex_esc')
|
|
|
|
def _unicode_esc_(self):
|
|
self._push('unicode_esc')
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('u'),
|
|
lambda: self._bind(self._hex_, 'a'),
|
|
lambda: self._bind(self._hex_, 'b'),
|
|
lambda: self._bind(self._hex_, 'c'),
|
|
lambda: self._bind(self._hex_, 'd'),
|
|
lambda: self._succeed(
|
|
self._xtou(
|
|
self._get('a')
|
|
+ self._get('b')
|
|
+ self._get('c')
|
|
+ self._get('d')
|
|
)
|
|
),
|
|
]
|
|
)
|
|
self._pop('unicode_esc')
|
|
|
|
def _element_list_(self):
|
|
self._push('element_list')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._value_, 'v'),
|
|
self._element_list__s1_,
|
|
self._sp_,
|
|
self._element_list__s3_,
|
|
lambda: self._succeed([self._get('v')] + self._get('vs')),
|
|
]
|
|
)
|
|
self._pop('element_list')
|
|
|
|
def _element_list__s1_(self):
|
|
self._bind(lambda: self._star(self._element_list__s1_l_p_), 'vs')
|
|
|
|
def _element_list__s1_l_p_(self):
|
|
self._seq([self._sp_, lambda: self._ch(','), self._sp_, self._value_])
|
|
|
|
def _element_list__s3_(self):
|
|
self._opt(lambda: self._ch(','))
|
|
|
|
def _member_list_(self):
|
|
self._push('member_list')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._member_, 'm'),
|
|
self._member_list__s1_,
|
|
self._sp_,
|
|
self._member_list__s3_,
|
|
lambda: self._succeed([self._get('m')] + self._get('ms')),
|
|
]
|
|
)
|
|
self._pop('member_list')
|
|
|
|
def _member_list__s1_(self):
|
|
self._bind(lambda: self._star(self._member_list__s1_l_p_), 'ms')
|
|
|
|
def _member_list__s1_l_p_(self):
|
|
self._seq([self._sp_, lambda: self._ch(','), self._sp_, self._member_])
|
|
|
|
def _member_list__s3_(self):
|
|
self._opt(lambda: self._ch(','))
|
|
|
|
def _member_(self):
|
|
self._choose([self._member__c0_, self._member__c1_])
|
|
|
|
def _member__c0_(self):
|
|
self._push('member__c0')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._string_, 'k'),
|
|
self._sp_,
|
|
lambda: self._ch(':'),
|
|
self._sp_,
|
|
lambda: self._bind(self._value_, 'v'),
|
|
lambda: self._succeed([self._get('k'), self._get('v')]),
|
|
]
|
|
)
|
|
self._pop('member__c0')
|
|
|
|
def _member__c1_(self):
|
|
self._push('member__c1')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._ident_, 'k'),
|
|
self._sp_,
|
|
lambda: self._ch(':'),
|
|
self._sp_,
|
|
lambda: self._bind(self._value_, 'v'),
|
|
lambda: self._succeed([self._get('k'), self._get('v')]),
|
|
]
|
|
)
|
|
self._pop('member__c1')
|
|
|
|
def _ident_(self):
|
|
self._push('ident')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._id_start_, 'hd'),
|
|
self._ident__s1_,
|
|
lambda: self._succeed(
|
|
self._join('', [self._get('hd')] + self._get('tl'))
|
|
),
|
|
]
|
|
)
|
|
self._pop('ident')
|
|
|
|
def _ident__s1_(self):
|
|
self._bind(lambda: self._star(self._id_continue_), 'tl')
|
|
|
|
def _id_start_(self):
|
|
self._choose(
|
|
[self._ascii_id_start_, self._other_id_start_, self._id_start__c2_]
|
|
)
|
|
|
|
def _id_start__c2_(self):
|
|
self._seq([self._bslash_, self._unicode_esc_])
|
|
|
|
def _ascii_id_start_(self):
|
|
self._choose(
|
|
[
|
|
self._ascii_id_start__c0_,
|
|
self._ascii_id_start__c1_,
|
|
self._ascii_id_start__c2_,
|
|
self._ascii_id_start__c3_,
|
|
]
|
|
)
|
|
|
|
def _ascii_id_start__c0_(self):
|
|
self._range('a', 'z')
|
|
|
|
def _ascii_id_start__c1_(self):
|
|
self._range('A', 'Z')
|
|
|
|
def _ascii_id_start__c2_(self):
|
|
self._ch('$')
|
|
|
|
def _ascii_id_start__c3_(self):
|
|
self._ch('_')
|
|
|
|
def _other_id_start_(self):
|
|
self._choose(
|
|
[
|
|
self._other_id_start__c0_,
|
|
self._other_id_start__c1_,
|
|
self._other_id_start__c2_,
|
|
self._other_id_start__c3_,
|
|
self._other_id_start__c4_,
|
|
self._other_id_start__c5_,
|
|
]
|
|
)
|
|
|
|
def _other_id_start__c0_(self):
|
|
self._push('other_id_start__c0')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._other_id_start__c0__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('other_id_start__c0')
|
|
|
|
def _other_id_start__c0__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Ll')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _other_id_start__c1_(self):
|
|
self._push('other_id_start__c1')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._other_id_start__c1__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('other_id_start__c1')
|
|
|
|
def _other_id_start__c1__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Lm')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _other_id_start__c2_(self):
|
|
self._push('other_id_start__c2')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._other_id_start__c2__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('other_id_start__c2')
|
|
|
|
def _other_id_start__c2__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Lo')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _other_id_start__c3_(self):
|
|
self._push('other_id_start__c3')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._other_id_start__c3__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('other_id_start__c3')
|
|
|
|
def _other_id_start__c3__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Lt')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _other_id_start__c4_(self):
|
|
self._push('other_id_start__c4')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._other_id_start__c4__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('other_id_start__c4')
|
|
|
|
def _other_id_start__c4__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Lu')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _other_id_start__c5_(self):
|
|
self._push('other_id_start__c5')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._other_id_start__c5__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('other_id_start__c5')
|
|
|
|
def _other_id_start__c5__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Nl')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _id_continue_(self):
|
|
self._choose(
|
|
[
|
|
self._ascii_id_start_,
|
|
self._digit_,
|
|
self._other_id_start_,
|
|
self._id_continue__c3_,
|
|
self._id_continue__c4_,
|
|
self._id_continue__c5_,
|
|
self._id_continue__c6_,
|
|
self._id_continue__c7_,
|
|
self._id_continue__c8_,
|
|
self._id_continue__c9_,
|
|
]
|
|
)
|
|
|
|
def _id_continue__c3_(self):
|
|
self._push('id_continue__c3')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._id_continue__c3__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('id_continue__c3')
|
|
|
|
def _id_continue__c3__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Mn')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _id_continue__c4_(self):
|
|
self._push('id_continue__c4')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._id_continue__c4__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('id_continue__c4')
|
|
|
|
def _id_continue__c4__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Mc')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _id_continue__c5_(self):
|
|
self._push('id_continue__c5')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._id_continue__c5__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('id_continue__c5')
|
|
|
|
def _id_continue__c5__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Nd')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _id_continue__c6_(self):
|
|
self._push('id_continue__c6')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._anything_, 'x'),
|
|
self._id_continue__c6__s1_,
|
|
lambda: self._succeed(self._get('x')),
|
|
]
|
|
)
|
|
self._pop('id_continue__c6')
|
|
|
|
def _id_continue__c6__s1_(self):
|
|
v = self._is_unicat(self._get('x'), 'Pc')
|
|
if v:
|
|
self._succeed(v)
|
|
else:
|
|
self._fail()
|
|
|
|
def _id_continue__c7_(self):
|
|
self._seq([self._bslash_, self._unicode_esc_])
|
|
|
|
def _id_continue__c8_(self):
|
|
self._ch('\u200c')
|
|
|
|
def _id_continue__c9_(self):
|
|
self._ch('\u200d')
|
|
|
|
def _num_literal_(self):
|
|
self._choose(
|
|
[
|
|
self._num_literal__c0_,
|
|
self._num_literal__c1_,
|
|
self._num_literal__c2_,
|
|
]
|
|
)
|
|
|
|
def _num_literal__c0_(self):
|
|
self._push('num_literal__c0')
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('-'),
|
|
lambda: self._bind(self._unsigned_lit_, 'n'),
|
|
lambda: self._succeed('-' + self._get('n')),
|
|
]
|
|
)
|
|
self._pop('num_literal__c0')
|
|
|
|
def _num_literal__c1_(self):
|
|
self._push('num_literal__c1')
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('+'),
|
|
lambda: self._bind(self._unsigned_lit_, 'n'),
|
|
lambda: self._succeed(self._get('n')),
|
|
]
|
|
)
|
|
self._pop('num_literal__c1')
|
|
|
|
def _num_literal__c2_(self):
|
|
self._push('num_literal__c2')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._unsigned_lit_, 'n'),
|
|
lambda: self._succeed(self._get('n')),
|
|
]
|
|
)
|
|
self._pop('num_literal__c2')
|
|
|
|
def _unsigned_lit_(self):
|
|
self._choose(
|
|
[
|
|
self._unsigned_lit__c0_,
|
|
self._hex_literal_,
|
|
self._unsigned_lit__c2_,
|
|
self._unsigned_lit__c3_,
|
|
]
|
|
)
|
|
|
|
def _unsigned_lit__c0_(self):
|
|
self._push('unsigned_lit__c0')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._dec_literal_, 'd'),
|
|
lambda: self._not(self._id_start_),
|
|
lambda: self._succeed(self._get('d')),
|
|
]
|
|
)
|
|
self._pop('unsigned_lit__c0')
|
|
|
|
def _unsigned_lit__c2_(self):
|
|
self._str('Infinity')
|
|
|
|
def _unsigned_lit__c3_(self):
|
|
self._str('NaN')
|
|
|
|
def _dec_literal_(self):
|
|
self._choose(
|
|
[
|
|
self._dec_literal__c0_,
|
|
self._dec_literal__c1_,
|
|
self._dec_literal__c2_,
|
|
self._dec_literal__c3_,
|
|
self._dec_literal__c4_,
|
|
self._dec_literal__c5_,
|
|
]
|
|
)
|
|
|
|
def _dec_literal__c0_(self):
|
|
self._push('dec_literal__c0')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._dec_int_lit_, 'd'),
|
|
lambda: self._bind(self._frac_, 'f'),
|
|
lambda: self._bind(self._exp_, 'e'),
|
|
lambda: self._succeed(
|
|
self._get('d') + self._get('f') + self._get('e')
|
|
),
|
|
]
|
|
)
|
|
self._pop('dec_literal__c0')
|
|
|
|
def _dec_literal__c1_(self):
|
|
self._push('dec_literal__c1')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._dec_int_lit_, 'd'),
|
|
lambda: self._bind(self._frac_, 'f'),
|
|
lambda: self._succeed(self._get('d') + self._get('f')),
|
|
]
|
|
)
|
|
self._pop('dec_literal__c1')
|
|
|
|
def _dec_literal__c2_(self):
|
|
self._push('dec_literal__c2')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._dec_int_lit_, 'd'),
|
|
lambda: self._bind(self._exp_, 'e'),
|
|
lambda: self._succeed(self._get('d') + self._get('e')),
|
|
]
|
|
)
|
|
self._pop('dec_literal__c2')
|
|
|
|
def _dec_literal__c3_(self):
|
|
self._push('dec_literal__c3')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._dec_int_lit_, 'd'),
|
|
lambda: self._succeed(self._get('d')),
|
|
]
|
|
)
|
|
self._pop('dec_literal__c3')
|
|
|
|
def _dec_literal__c4_(self):
|
|
self._push('dec_literal__c4')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._frac_, 'f'),
|
|
lambda: self._bind(self._exp_, 'e'),
|
|
lambda: self._succeed(self._get('f') + self._get('e')),
|
|
]
|
|
)
|
|
self._pop('dec_literal__c4')
|
|
|
|
def _dec_literal__c5_(self):
|
|
self._push('dec_literal__c5')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._frac_, 'f'),
|
|
lambda: self._succeed(self._get('f')),
|
|
]
|
|
)
|
|
self._pop('dec_literal__c5')
|
|
|
|
def _dec_int_lit_(self):
|
|
self._choose([self._dec_int_lit__c0_, self._dec_int_lit__c1_])
|
|
|
|
def _dec_int_lit__c0_(self):
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('0'),
|
|
lambda: self._not(self._digit_),
|
|
lambda: self._succeed('0'),
|
|
]
|
|
)
|
|
|
|
def _dec_int_lit__c1_(self):
|
|
self._push('dec_int_lit__c1')
|
|
self._seq(
|
|
[
|
|
lambda: self._bind(self._nonzerodigit_, 'd'),
|
|
self._dec_int_lit__c1__s1_,
|
|
lambda: self._succeed(
|
|
self._get('d') + self._join('', self._get('ds'))
|
|
),
|
|
]
|
|
)
|
|
self._pop('dec_int_lit__c1')
|
|
|
|
def _dec_int_lit__c1__s1_(self):
|
|
self._bind(lambda: self._star(self._digit_), 'ds')
|
|
|
|
def _digit_(self):
|
|
self._range('0', '9')
|
|
|
|
def _nonzerodigit_(self):
|
|
self._range('1', '9')
|
|
|
|
def _hex_literal_(self):
|
|
self._push('hex_literal')
|
|
self._seq(
|
|
[
|
|
self._hex_literal__s0_,
|
|
self._hex_literal__s1_,
|
|
lambda: self._succeed('0x' + self._join('', self._get('hs'))),
|
|
]
|
|
)
|
|
self._pop('hex_literal')
|
|
|
|
def _hex_literal__s0_(self):
|
|
self._choose([lambda: self._str('0x'), lambda: self._str('0X')])
|
|
|
|
def _hex_literal__s1_(self):
|
|
self._bind(lambda: self._plus(self._hex_), 'hs')
|
|
|
|
def _hex_(self):
|
|
self._choose([self._hex__c0_, self._hex__c1_, self._digit_])
|
|
|
|
def _hex__c0_(self):
|
|
self._range('a', 'f')
|
|
|
|
def _hex__c1_(self):
|
|
self._range('A', 'F')
|
|
|
|
def _frac_(self):
|
|
self._push('frac')
|
|
self._seq(
|
|
[
|
|
lambda: self._ch('.'),
|
|
self._frac__s1_,
|
|
lambda: self._succeed('.' + self._join('', self._get('ds'))),
|
|
]
|
|
)
|
|
self._pop('frac')
|
|
|
|
def _frac__s1_(self):
|
|
self._bind(lambda: self._star(self._digit_), 'ds')
|
|
|
|
def _exp_(self):
|
|
self._choose([self._exp__c0_, self._exp__c1_])
|
|
|
|
def _exp__c0_(self):
|
|
self._push('exp__c0')
|
|
self._seq(
|
|
[
|
|
self._exp__c0__s0_,
|
|
lambda: self._bind(self._exp__c0__s1_l_, 's'),
|
|
self._exp__c0__s2_,
|
|
lambda: self._succeed(
|
|
'e' + self._get('s') + self._join('', self._get('ds'))
|
|
),
|
|
]
|
|
)
|
|
self._pop('exp__c0')
|
|
|
|
def _exp__c0__s0_(self):
|
|
self._choose([lambda: self._ch('e'), lambda: self._ch('E')])
|
|
|
|
def _exp__c0__s1_l_(self):
|
|
self._choose([lambda: self._ch('+'), lambda: self._ch('-')])
|
|
|
|
def _exp__c0__s2_(self):
|
|
self._bind(lambda: self._star(self._digit_), 'ds')
|
|
|
|
def _exp__c1_(self):
|
|
self._push('exp__c1')
|
|
self._seq(
|
|
[
|
|
self._exp__c1__s0_,
|
|
self._exp__c1__s1_,
|
|
lambda: self._succeed('e' + self._join('', self._get('ds'))),
|
|
]
|
|
)
|
|
self._pop('exp__c1')
|
|
|
|
def _exp__c1__s0_(self):
|
|
self._choose([lambda: self._ch('e'), lambda: self._ch('E')])
|
|
|
|
def _exp__c1__s1_(self):
|
|
self._bind(lambda: self._star(self._digit_), 'ds')
|
|
|
|
def _anything_(self):
|
|
if self.pos < self.end:
|
|
self._succeed(self.msg[self.pos], self.pos + 1)
|
|
else:
|
|
self._fail()
|
|
|
|
def _end_(self):
|
|
if self.pos == self.end:
|
|
self._succeed(None)
|
|
else:
|
|
self._fail()
|