53 lines
1.3 KiB
Python
53 lines
1.3 KiB
Python
|
import string
|
||
|
|
||
|
|
||
|
class TOMLChar(str):
|
||
|
def __init__(self, c):
|
||
|
super().__init__()
|
||
|
|
||
|
if len(self) > 1:
|
||
|
raise ValueError("A TOML character must be of length 1")
|
||
|
|
||
|
BARE = string.ascii_letters + string.digits + "-_"
|
||
|
KV = "= \t"
|
||
|
NUMBER = string.digits + "+-_.e"
|
||
|
SPACES = " \t"
|
||
|
NL = "\n\r"
|
||
|
WS = SPACES + NL
|
||
|
|
||
|
def is_bare_key_char(self) -> bool:
|
||
|
"""
|
||
|
Whether the character is a valid bare key name or not.
|
||
|
"""
|
||
|
return self in self.BARE
|
||
|
|
||
|
def is_kv_sep(self) -> bool:
|
||
|
"""
|
||
|
Whether the character is a valid key/value separator or not.
|
||
|
"""
|
||
|
return self in self.KV
|
||
|
|
||
|
def is_int_float_char(self) -> bool:
|
||
|
"""
|
||
|
Whether the character if a valid integer or float value character or not.
|
||
|
"""
|
||
|
return self in self.NUMBER
|
||
|
|
||
|
def is_ws(self) -> bool:
|
||
|
"""
|
||
|
Whether the character is a whitespace character or not.
|
||
|
"""
|
||
|
return self in self.WS
|
||
|
|
||
|
def is_nl(self) -> bool:
|
||
|
"""
|
||
|
Whether the character is a new line character or not.
|
||
|
"""
|
||
|
return self in self.NL
|
||
|
|
||
|
def is_spaces(self) -> bool:
|
||
|
"""
|
||
|
Whether the character is a space or not
|
||
|
"""
|
||
|
return self in self.SPACES
|