#

# This file is part of libdebug Python library (https://github.com/libdebug/libdebug).

# Copyright (c) 2024 Gabriele Digregorio. All rights reserved.

# Licensed under the MIT license. See LICENSE file in the project root for details.

#

from __future__ import annotations

class BufferData:

"""Class that represents a buffer to store data coming from stdout and stderr."""

def __init__(self: BufferData, data: bytes) -> None:

"""Initializes the BufferData object."""

self.data = data

def clear(self: BufferData) -> None:

"""Clears the buffer."""

self.data = b""

def get_data(self: BufferData) -> bytes:

"""Returns the data stored in the buffer."""

return self.data

def append(self, data: bytes) -> None:

"""Appends data to the buffer."""

self.data += data

def overwrite(self, data: bytes) -> None:

"""Overwrites the buffer with the given data."""

self.data = data

def find(self: BufferData, pattern: bytes) -> int:

"""Finds the first occurrence of the given pattern in the buffer."""

return self.data.find(pattern)

def __len__(self: BufferData) -> int:

"""Returns the length of the buffer."""

return len(self.data)

def __repr__(self: BufferData) -> str:

"""Returns a string representation of the buffer."""

return self.data.__repr__()

def __getitem__(self: BufferData, key: int) -> bytes:

"""Returns the item at the given index."""

return self.data[key]