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⚡️ Speed up function _extract_context_subscriptions by 34% in PR #1561 (add/support_react) #1566

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⚡️ Speed up function _extract_context_subscriptions by 34% in PR #1561 (add/support_react) #1566

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5100a29
Optimize _extract_context_subscriptions
codeflash-ai[bot] Feb 20, 2026
4bec0b9
style: auto-fix linting issues
github-actions[bot] Feb 20, 2026
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8 changes: 4 additions & 4 deletions codeflash/languages/javascript/frameworks/react/context.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
from __future__ import annotations

import logging
import re
from dataclasses import dataclass, field
from pathlib import Path
from typing import TYPE_CHECKING
Expand All @@ -18,6 +19,8 @@
from codeflash.languages.javascript.frameworks.react.discovery import ReactComponentInfo
from codeflash.languages.javascript.treesitter import TreeSitterAnalyzer

_CONTEXT_RE = re.compile(r"\buseContext\s*\(\s*(\w+)")

logger = logging.getLogger(__name__)


Expand Down Expand Up @@ -167,10 +170,7 @@ def _extract_child_components(component_source: str, analyzer: TreeSitterAnalyze

def _extract_context_subscriptions(component_source: str) -> list[str]:
"""Find React context subscriptions via useContext calls."""
import re

context_re = re.compile(r"\buseContext\s*\(\s*(\w+)")
return [match.group(1) for match in context_re.finditer(component_source)]
return _CONTEXT_RE.findall(component_source)


def _find_type_definition(type_name: str, source: str, analyzer: TreeSitterAnalyzer) -> str | None:
Expand Down
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