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tools/oxlint/anti-slop/rules/no-shape-in-symbol-names.ts

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+import { defineRule } from "@oxlint/plugins";
+import type { ESTree } from "@oxlint/plugins";
+
+const FORBIDDEN_SYMBOL_NAME = "shape";
+
+function containsForbiddenSymbolName(name: string): boolean {
+  return name.toLowerCase().includes(FORBIDDEN_SYMBOL_NAME);
+}
+
+/** Ban the case-insensitive substring "shape" in every JavaScript and TypeScript symbol name. */
+export const noForbiddenTermInSymbolNamesRule = defineRule({
+  meta: {
+    type: "problem",
+    docs: {
+      description:
+        'Disallow the case-insensitive substring "shape" in JavaScript, TypeScript, private, and JSX symbol names.',
+    },
+    messages: {
+      forbiddenSymbolName:
+        'Rename symbol "{{name}}" for its domain role; "shape" describes structure rather than ownership.',
+    },
+  },
+  createOnce(context) {
+    const reportForbiddenSymbolName = (node: ESTree.Node & { name: string }) => {
+      if (!containsForbiddenSymbolName(node.name)) return;
+      context.report({
+        node,
+        messageId: "forbiddenSymbolName",
+        data: { name: node.name },
+      });
+    };
+
+    return {
+      Identifier: reportForbiddenSymbolName,
+      PrivateIdentifier: reportForbiddenSymbolName,
+      JSXIdentifier: reportForbiddenSymbolName,
+    };
+  },
+});