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perf(javascript): reduce retained semantic analysis allocations (#1601)

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Reduce retained semantic allocations and memoize lexical scope ancestry while preserving semantic identities. Refs #1065 and #1563; the complete-directory memory failure remains open.
This commit is contained in:
Ysopwnable
2026-10-11 03:20:05 +08:00
committed by GitHub
parent f4e437e544
commit b28c0337fc
7 changed files with 125 additions and 44 deletions
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src/domain/javascript/javascriptSemanticCalls.ts
+7 -1
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@@ -428,4 +428,10 @@ const enclosingFunction = (
const semanticCallSiteId = (
node: t.CallExpression | t.OptionalCallExpression | t.NewExpression,
): string =>
`call:${t.isNewExpression(node) ? "construct" : "call"}:${String(node.start ?? -1)}:${String(node.end ?? -1)}`;
// Join once so retained IDs do not keep a chain of intermediate strings.
[
"call",
t.isNewExpression(node) ? "construct" : "call",
String(node.start ?? -1),
String(node.end ?? -1),
].join(":");