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⚡️ Speed up method JavaScriptSupport.normalize_code by 114% in PR #1780 (fix/normalizer) #1782

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⚡️ Speed up method JavaScriptSupport.normalize_code by 114% in PR #1780 (fix/normalizer) #1782

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5f16606
Optimize JavaScriptSupport.normalize_code
codeflash-ai[bot] Mar 6, 2026
347b0b7
style: fix import sort order in javascript/support.py
github-actions[bot] Mar 6, 2026
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8 changes: 5 additions & 3 deletions codeflash/languages/javascript/support.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,11 +9,13 @@
import logging
import subprocess
import xml.etree.ElementTree as ET
from functools import lru_cache
from pathlib import Path
from typing import TYPE_CHECKING, Any

from codeflash.discovery.functions_to_optimize import FunctionToOptimize
from codeflash.languages.base import CodeContext, FunctionFilterCriteria, HelperFunction, Language, TestInfo, TestResult
from codeflash.languages.javascript.normalizer import normalize_js_code
from codeflash.languages.javascript.treesitter import TreeSitterAnalyzer, TreeSitterLanguage, get_analyzer_for_file
from codeflash.languages.registry import register_language
from codeflash.models.models import FunctionParent
Expand All @@ -26,6 +28,8 @@
from codeflash.models.models import GeneratedTestsList, InvocationId, ValidCode
from codeflash.verification.verification_utils import TestConfig

_cached_normalize_js_code = lru_cache(maxsize=128)(normalize_js_code)

logger = logging.getLogger(__name__)


Expand Down Expand Up @@ -1704,11 +1708,9 @@ def validate_syntax(self, source: str) -> bool:

def normalize_code(self, source: str) -> str:
"""Normalize JavaScript code for deduplication using tree-sitter."""
from codeflash.languages.javascript.normalizer import normalize_js_code

try:
is_ts = self.treesitter_language == TreeSitterLanguage.TYPESCRIPT
return normalize_js_code(source, typescript=is_ts)
return _cached_normalize_js_code(source, typescript=is_ts)
except Exception:
return source

Expand Down
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