From 4f4cc59873ec704811649aeca8a49e3bcdbdf324 Mon Sep 17 00:00:00 2001
From: morluto <76467478+morluto@users.noreply.github.com>
Date: Tue, 29 Sep 2026 19:07:05 +0800
Subject: [PATCH] refactor(domain): share AST property name reader

---
 src/domain/javascriptAstFingerprint.ts        |  9 ++-------
 src/domain/javascriptAstValues.ts             |  9 +++++++++
 src/domain/javascriptStaticAnalysisHelpers.ts | 11 +++--------
 3 files changed, 14 insertions(+), 15 deletions(-)
 create mode 100644 src/domain/javascriptAstValues.ts

diff --git a/src/domain/javascriptAstFingerprint.ts b/src/domain/javascriptAstFingerprint.ts
index 1b1ff6e97a..ebf53346cb 100644
--- a/src/domain/javascriptAstFingerprint.ts
+++ b/src/domain/javascriptAstFingerprint.ts
@@ -2,6 +2,8 @@ import { createHash } from "node:crypto";
 
 import * as t from "@babel/types";
 
+import { propertyName } from "./javascriptAstValues.js";
+
 /** Static CommonJS export names. */
 export interface StaticExports {
   readonly values: readonly string[];
@@ -121,13 +123,6 @@ const memberPath = (node: t.Node | null | undefined): string => {
   return "";
 };
 
-const propertyName = (node: t.Node): string => {
-  if (t.isIdentifier(node)) return node.name;
-  if (t.isStringLiteral(node) || t.isNumericLiteral(node))
-    return String(node.value);
-  return "";
-};
-
 const stringValue = (node: t.Node | null | undefined): string | undefined =>
   t.isStringLiteral(node) ? node.value : undefined;
 
diff --git a/src/domain/javascriptAstValues.ts b/src/domain/javascriptAstValues.ts
new file mode 100644
index 0000000000..434de1ba01
--- /dev/null
+++ b/src/domain/javascriptAstValues.ts
@@ -0,0 +1,9 @@
+import * as t from "@babel/types";
+
+/** Read an identifier or literal property name without evaluating syntax. */
+export const propertyName = (node: t.Node): string => {
+  if (t.isIdentifier(node)) return node.name;
+  if (t.isStringLiteral(node) || t.isNumericLiteral(node))
+    return String(node.value);
+  return "";
+};
diff --git a/src/domain/javascriptStaticAnalysisHelpers.ts b/src/domain/javascriptStaticAnalysisHelpers.ts
index 020ecc1051..5602432112 100644
--- a/src/domain/javascriptStaticAnalysisHelpers.ts
+++ b/src/domain/javascriptStaticAnalysisHelpers.ts
@@ -10,6 +10,9 @@ import type {
   JavaScriptStaticPathContext,
   JavaScriptStaticStorage,
 } from "./javascriptStaticAnalysisTypes.js";
+import { propertyName } from "./javascriptAstValues.js";
+
+export { propertyName } from "./javascriptAstValues.js";
 
 /** Explicit result for source text that Babel cannot parse. */
 export const failedJavaScriptStaticAnalysis = (): JavaScriptStaticAnalysis => ({
@@ -299,14 +302,6 @@ const calleeNameAt = (node: t.Node): string => {
   return "";
 };
 
-/** Read a literal property name without evaluating computed syntax. */
-export const propertyName = (node: t.Node): string => {
-  if (t.isIdentifier(node)) return node.name;
-  if (t.isStringLiteral(node) || t.isNumericLiteral(node))
-    return String(node.value);
-  return "";
-};
-
 /** Return a string literal value without evaluating an expression. */
 export const stringValue = (
   node: t.Node | null | undefined,