def short_string_raw_common(cls):
yield arg(), String.End, -1
yield r'\\\\', String
yield pattern(
ifeq(ARG, "'", fr"([^\\']*?|\\'{_S_}*)$",
fr'([^\\"]*?|\\"{_S_}*)$')), String.Invalid, -1
yield arg(prefix=r'\\'), String # escape quote, but the \ remains
yield default_action, String
def string(cls):
yield arg(), String.End, -1
yield (r'''\\(?:[0"'\\nrvtbf]'''
r'|x[a-fA-F0-9]{2}'
r'|u[a-fA-F0-9]{4}'
r'|u\{[a-fA-F0-9]{1,6}\})'), String.Escape
yield default_action, String
def short_bytes_raw_common(cls):
yield r'\\\\', Bytes
yield pattern(
ifeq(ARG, "'", fr"([^\\']*?|\\'{_S_}*)$",
fr'([^\\"]*?|\\"{_S_}*)$')), Bytes.Invalid, -1
yield arg(prefix=r'\\'), Bytes # escape quote, but the \ remains
yield from cls.long_bytes_common()
def musiclist(cls):
"""A ``{`` ... ``}`` or ``<<`` ... ``>>`` musical construct.
Derive with the end arg (``}`` or ``>>``).
"""
yield arg(), Bracket.End, -1
yield from cls.music()
yield from cls.common()
yield from cls.commands()
def math(cls):
yield arg(default=r'\}'), Delimiter, -1
yield from cls.math_common()
def here(cls):
yield arg(prefix=r"\b", suffix=r"\b"), Name, -1
yield r"\w+", Text
def inputmode_list(cls, lexicon):
"""Yield boilerplate rules for the contents of an input mode."""
yield arg(), Bracket.End, -1
yield r"<<", Bracket.Start, lexicon('>>')
yield r"\{", Bracket.Start, lexicon('}')
def long_bytes_common(cls):
yield arg(), Bytes.End, -1
yield default_action, Bytes
def short_bytes_common(cls):
yield arg(), Bytes.End, -1
yield pattern(ifeq(ARG, "'", r"[^']*?$",
r'[^"]*?$')), Bytes.Invalid, -1
yield default_action, Bytes
def long_string_common(cls):
yield arg(), String.End, -1
yield default_action, String
def long_string_raw_format(cls):
yield arg(prefix=r'\\'), String # escape quote, but the \ remains
yield from cls.string_formatstring()
yield from cls.long_string_common()
def short_string_common(cls):
yield arg(), String.End, -1
yield pattern(ifeq(ARG, "'", r"[^']*?$",
r'[^"]*?$')), String.Invalid, -1
yield default_action, String