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# Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt
"""Bytecode manipulation for coverage.py"""
from __future__ import annotations
from types import CodeType
from typing import Iterator
def code_objects(code: CodeType) -> Iterator[CodeType]:
"""Iterate over all the code objects in `code`."""
stack = [code]
while stack:
# We're going to return the code object on the stack, but first
# push its children for later returning.
code = stack.pop()
for c in code.co_consts:
if isinstance(c, CodeType):
stack.append(c)
yield code
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