File size: 5,703 Bytes
9c6594c |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 |
from __future__ import annotations
from typing import Collection
class TOMLKitError(Exception):
pass
class ParseError(ValueError, TOMLKitError):
"""
This error occurs when the parser encounters a syntax error
in the TOML being parsed. The error references the line and
location within the line where the error was encountered.
"""
def __init__(self, line: int, col: int, message: str | None = None) -> None:
self._line = line
self._col = col
if message is None:
message = "TOML parse error"
super().__init__(f"{message} at line {self._line} col {self._col}")
@property
def line(self):
return self._line
@property
def col(self):
return self._col
class MixedArrayTypesError(ParseError):
"""
An array was found that had two or more element types.
"""
def __init__(self, line: int, col: int) -> None:
message = "Mixed types found in array"
super().__init__(line, col, message=message)
class InvalidNumberError(ParseError):
"""
A numeric field was improperly specified.
"""
def __init__(self, line: int, col: int) -> None:
message = "Invalid number"
super().__init__(line, col, message=message)
class InvalidDateTimeError(ParseError):
"""
A datetime field was improperly specified.
"""
def __init__(self, line: int, col: int) -> None:
message = "Invalid datetime"
super().__init__(line, col, message=message)
class InvalidDateError(ParseError):
"""
A date field was improperly specified.
"""
def __init__(self, line: int, col: int) -> None:
message = "Invalid date"
super().__init__(line, col, message=message)
class InvalidTimeError(ParseError):
"""
A date field was improperly specified.
"""
def __init__(self, line: int, col: int) -> None:
message = "Invalid time"
super().__init__(line, col, message=message)
class InvalidNumberOrDateError(ParseError):
"""
A numeric or date field was improperly specified.
"""
def __init__(self, line: int, col: int) -> None:
message = "Invalid number or date format"
super().__init__(line, col, message=message)
class InvalidUnicodeValueError(ParseError):
"""
A unicode code was improperly specified.
"""
def __init__(self, line: int, col: int) -> None:
message = "Invalid unicode value"
super().__init__(line, col, message=message)
class UnexpectedCharError(ParseError):
"""
An unexpected character was found during parsing.
"""
def __init__(self, line: int, col: int, char: str) -> None:
message = f"Unexpected character: {char!r}"
super().__init__(line, col, message=message)
class EmptyKeyError(ParseError):
"""
An empty key was found during parsing.
"""
def __init__(self, line: int, col: int) -> None:
message = "Empty key"
super().__init__(line, col, message=message)
class EmptyTableNameError(ParseError):
"""
An empty table name was found during parsing.
"""
def __init__(self, line: int, col: int) -> None:
message = "Empty table name"
super().__init__(line, col, message=message)
class InvalidCharInStringError(ParseError):
"""
The string being parsed contains an invalid character.
"""
def __init__(self, line: int, col: int, char: str) -> None:
message = f"Invalid character {char!r} in string"
super().__init__(line, col, message=message)
class UnexpectedEofError(ParseError):
"""
The TOML being parsed ended before the end of a statement.
"""
def __init__(self, line: int, col: int) -> None:
message = "Unexpected end of file"
super().__init__(line, col, message=message)
class InternalParserError(ParseError):
"""
An error that indicates a bug in the parser.
"""
def __init__(self, line: int, col: int, message: str | None = None) -> None:
msg = "Internal parser error"
if message:
msg += f" ({message})"
super().__init__(line, col, message=msg)
class NonExistentKey(KeyError, TOMLKitError):
"""
A non-existent key was used.
"""
def __init__(self, key):
message = f'Key "{key}" does not exist.'
super().__init__(message)
class KeyAlreadyPresent(TOMLKitError):
"""
An already present key was used.
"""
def __init__(self, key):
key = getattr(key, "key", key)
message = f'Key "{key}" already exists.'
super().__init__(message)
class InvalidControlChar(ParseError):
def __init__(self, line: int, col: int, char: int, type: str) -> None:
display_code = "\\u00"
if char < 16:
display_code += "0"
display_code += hex(char)[2:]
message = (
"Control characters (codes less than 0x1f and 0x7f)"
f" are not allowed in {type}, "
f"use {display_code} instead"
)
super().__init__(line, col, message=message)
class InvalidStringError(ValueError, TOMLKitError):
def __init__(self, value: str, invalid_sequences: Collection[str], delimiter: str):
repr_ = repr(value)[1:-1]
super().__init__(
f"Invalid string: {delimiter}{repr_}{delimiter}. "
f"The character sequences {invalid_sequences} are invalid."
)
class ConvertError(TypeError, ValueError, TOMLKitError):
"""Raised when item() fails to convert a value.
It should be a TypeError, but due to historical reasons
it needs to subclass ValueError as well.
"""
|