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refactor(mutable_string): remove _is_dirty flag and related methods

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ZhymabekRoman 2025-01-02 21:46:47 +05:00
parent 047719a040
commit e1d986fedf
2 changed files with 2 additions and 21 deletions
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16
freedium-library/src/freedium_library/utils/utils/mutable_string.py
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@ -2,30 +2,21 @@ from typing import List, Union
class MutableString: class MutableString:
__slots__ = ("_string", "_string_list", "_is_dirty") __slots__ = ("_string", "_string_list")
def __init__(self, string: Union[str, "MutableString"]) -> None: def __init__(self, string: Union[str, "MutableString"]) -> None:
self._string: str = str(string) if isinstance(string, MutableString) else string self._string: str = str(string) if isinstance(string, MutableString) else string
self._string_list: List[str] = list(self._string) self._string_list: List[str] = list(self._string)
self._is_dirty: bool = False
@property @property
def string(self) -> str: def string(self) -> str:
if self._is_dirty: return "".join(self._string_list)
self._string = "".join(self._string_list)
self._is_dirty = False
return self._string
def _mark_dirty(self) -> None:
self._is_dirty = True
def __len__(self) -> int: def __len__(self) -> int:
return len(self._string_list) return len(self._string_list)
def pop(self, key: int) -> "MutableString": def pop(self, key: int) -> "MutableString":
self._string_list.pop(key) self._string_list.pop(key)
self._mark_dirty()
return self return self
def encode(self, encoding: str) -> bytes: def encode(self, encoding: str) -> bytes:
@ -35,12 +26,10 @@ class MutableString:
if key < 0 or key > len(self._string_list): if key < 0 or key > len(self._string_list):
raise IndexError("string index out of range") raise IndexError("string index out of range")
self._string_list.insert(key, value) self._string_list.insert(key, value)
self._mark_dirty()
return self return self
def __setitem__(self, key: Union[int, slice], value: str) -> None: def __setitem__(self, key: Union[int, slice], value: str) -> None:
self._string_list[key] = value self._string_list[key] = value
self._mark_dirty()
def __getitem__(self, key: int) -> str: def __getitem__(self, key: int) -> str:
return self._string_list[key] return self._string_list[key]
@ -55,4 +44,3 @@ class MutableString:
if start < 0 or start >= len(self._string_list): if start < 0 or start >= len(self._string_list):
raise IndexError("string index out of range") raise IndexError("string index out of range")
del self._string_list[start : start + length] del self._string_list[start : start + length]
self._mark_dirty()

7
freedium-library/src/freedium_library/utils/utils/test_mutable_string.py
View file

@ -17,13 +17,6 @@ def test_init():
assert str(ms3) == "" assert str(ms3) == ""
def test_string_property():
ms = MutableString("test")
ms._string_list[0] = "b"
ms._mark_dirty()
assert ms.string == "best"
def test_len(): def test_len():
ms = MutableString("hello") ms = MutableString("hello")
assert len(ms) == 5 assert len(ms) == 5