def tagmatch(self):
self.ignore(whitespace)
self.nextmust('#')
text = self.noms(until=tagmatchterm)
return s_ast.TagMatch(text)
evalcache = s_cache.FixedCache(_forkedParseEval, size=100)
querycache = s_cache.FixedCache(_forkedParseQuery, size=100)
def massage_vartokn(x):
return s_ast.Const('' if not x else (x[1:-1] if x[0] == "'" else (
unescape(x) if x[0] == '"' else x)))
# For AstConverter, one-to-one replacements from lark to synapse AST
terminalClassMap = {
'ABSPROP': s_ast.AbsProp,
'ABSPROPNOUNIV': s_ast.AbsProp,
'ALLTAGS': lambda _: s_ast.TagMatch(''),
'BREAK': lambda _: s_ast.BreakOper(),
'CONTINUE': lambda _: s_ast.ContinueOper(),
'DEREFMATCHNOSEP': massage_vartokn,
'DOUBLEQUOTEDSTRING': lambda x: s_ast.Const(unescape(
x)), # drop quotes and handle escape characters
'TRIPLEQUOTEDSTRING': lambda x: s_ast.Const(x[3:-3]), # drop the triple 's
'NUMBER': lambda x: s_ast.Const(s_ast.parseNumber(x)),
'HEXNUMBER': lambda x: s_ast.Const(s_ast.parseNumber(x)),
'BOOL': lambda x: s_ast.Bool(x == 'true'),
'SINGLEQUOTEDSTRING': lambda x: s_ast.Const(x[1:-1]), # drop quotes
'TAGMATCH': lambda x: s_ast.TagMatch(kids=AstConverter._tagsplit(x)),
'VARTOKN': massage_vartokn,
}
# For AstConverter, one-to-one replacements from lark to synapse AST
The full list of escaped characters can be found at
https://docs.python.org/3/reference/lexical_analysis.html#string-and-bytes-literals
'''
ret = ast.literal_eval(valu)
assert isinstance(ret, str)
return ret
# For AstConverter, one-to-one replacements from lark to synapse AST
terminalClassMap = {
'ABSPROP':
s_ast.AbsProp,
'ABSPROPNOUNIV':
s_ast.AbsProp,
'ALLTAGS':
lambda _: s_ast.TagMatch(''),
'BREAK':
lambda _: s_ast.BreakOper(),
'CONTINUE':
lambda _: s_ast.ContinueOper(),
'DOUBLEQUOTEDSTRING':
lambda x: s_ast.Const(unescape(x)
), # drop quotes and handle escape characters
'NUMBER':
lambda x: s_ast.Const(s_ast.parseNumber(x)),
'SINGLEQUOTEDSTRING':
lambda x: s_ast.Const(x[1:-1]), # drop quotes
'TAGMATCH':
lambda x: s_ast.TagMatch(kids=AstConverter._tagsplit(x)),
'VARTOKN':
lambda x: s_ast.Const(x[1:-1] if len(x) and x[0] in ("'", '"') else x)
'vareval':
s_ast.VarEvalOper,
'varvalue':
s_ast.VarValue,
'univprop':
s_ast.UnivProp
}
# For AstConverter, one-to-one replacements from lark to synapse AST
terminalClassMap = {
'ABSPROP':
s_ast.AbsProp,
'ABSPROPNOUNIV':
s_ast.AbsProp,
'ALLTAGS':
lambda _: s_ast.TagMatch(''),
'BREAK':
lambda _: s_ast.BreakOper(),
'CONTINUE':
lambda _: s_ast.ContinueOper(),
'DOUBLEQUOTEDSTRING':
lambda x: s_ast.Const(x[1:-1]), # drop quotes
'NUMBER':
lambda x: s_ast.Const(s_ast.parseNumber(x)),
'SINGLEQUOTEDSTRING':
lambda x: s_ast.Const(x[1:-1]), # drop quotes
'TAGMATCH':
s_ast.TagMatch,
'VARTOKN':
lambda x: s_ast.Const(x[1:-1] if len(x) and x[0] in ("'", '"') else x)
}