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⚡️ Speed up method TreeSitterAnalyzer.is_function_exported by 866% in PR #1561 (add/support_react) #1614

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Merged
claude merged 1 commit into from
Feb 21, 2026
Merged

⚡️ Speed up method TreeSitterAnalyzer.is_function_exported by 866% in PR #1561 (add/support_react) #1614

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6 changes: 6 additions & 0 deletions codeflash/languages/javascript/treesitter_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -152,6 +152,8 @@ def __init__(self, language: TreeSitterLanguage | str) -> None:

# Cache for function type sets keyed by (include_methods, include_arrow_functions)
self._function_types_cache: dict[tuple[bool, bool], set[str]] = {}
# Cache for exports to avoid repeated parsing
self._exports_cache: dict[str, list[ExportInfo]] = {}

@property
def parser(self) -> Parser:
Expand Down Expand Up @@ -691,12 +693,16 @@ def find_exports(self, source: str) -> list[ExportInfo]:
List of ExportInfo objects describing exports.

"""
if source in self._exports_cache:
return self._exports_cache[source]

source_bytes = source.encode("utf8")
tree = self.parse(source_bytes)
exports: list[ExportInfo] = []

self._walk_tree_for_exports(tree.root_node, source_bytes, exports)

self._exports_cache[source] = exports
return exports

def _walk_tree_for_exports(self, node: Node, source_bytes: bytes, exports: list[ExportInfo]) -> None:
Expand Down
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