refactor: move context detection utilities to kit package

packages/plugins/eslint-plugin-react-x/src/rules/no-misused-capture-owner-stack.ts

@@ -1,6 +1,6 @@
 import * as AST from "@eslint-react/ast";
 import * as ER from "@eslint-react/core";
-import { type RuleContext, type RuleFeature } from "@eslint-react/kit";
+import { ContextDetection, type RuleContext, type RuleFeature } from "@eslint-react/kit";
 import { getSettingsFromContext } from "@eslint-react/shared";
 import { AST_NODE_TYPES as T, type TSESTree } from "@typescript-eslint/types";
 import type { RuleListener } from "@typescript-eslint/utils/ts-eslint";
@@ -71,6 +71,6 @@ export function create(context: RuleContext<MessageID, []>): RuleListener {
 
 function isDevelopmentOnlyCheck(node: TSESTree.Node) {
   if (node.type !== T.IfStatement) return false;
-  if (AST.isProcessEnvNodeEnvCompare(node.test, "!==", "production")) return true;
+  if (ContextDetection.isProcessEnvNodeEnvCompare(node.test, "!==", "production")) return true;
   return false;
 }

packages/plugins/eslint-plugin-react-x/src/rules/no-unnecessary-use-prefix.ts

@@ -1,6 +1,7 @@
 import * as AST from "@eslint-react/ast";
 import * as ER from "@eslint-react/core";
 import type { RuleContext, RuleFeature } from "@eslint-react/kit";
+import { ContextDetection } from "@eslint-react/kit";
 import type { TSESTree } from "@typescript-eslint/types";
 import type { RuleListener } from "@typescript-eslint/utils/ts-eslint";
 import type { CamelCase } from "string-ts";
@@ -65,7 +66,7 @@ export function create(context: RuleContext<MessageID, []>): RuleListener {
           continue;
         }
         // Skip hooks that are in a vi mock callback
-        if (ER.isInViMockCallback(context, node)) {
+        if (AST.findParentNode(node, ContextDetection.isViMockCallback) != null) {
           continue;
         }
         context.report({

packages/utilities/ast/src/index.ts

@@ -12,6 +12,5 @@ export * from "./ast-node-equal";
 export * from "./ast-node-format";
 export * from "./ast-node-is";
 export type * from "./ast-node-types";
-export * from "./ast-process-env";
 export * from "./ast-property-name";
 export * from "./ast-then";

packages/utilities/kit/docs/@eslint-react/namespaces/ContextDetection/README.md

@@ -0,0 +1,12 @@
+[**@eslint-react/kit**](../../../README.md)
+
+***
+
+[@eslint-react/kit](../../../README.md) / ContextDetection
+
+# ContextDetection
+
+## Functions
+
+- [isProcessEnvNodeEnv](functions/isProcessEnvNodeEnv.md)
+- [isProcessEnvNodeEnvCompare](functions/isProcessEnvNodeEnvCompare.md)

packages/utilities/kit/docs/@eslint-react/namespaces/ContextDetection/functions/isProcessEnvNodeEnv.md

@@ -0,0 +1,25 @@
+[**@eslint-react/kit**](../../../../README.md)
+
+***
+
+[@eslint-react/kit](../../../../README.md) / [ContextDetection](../README.md) / isProcessEnvNodeEnv
+
+# Function: isProcessEnvNodeEnv()
+
+> **isProcessEnvNodeEnv**(`node`): `node is MemberExpression`
+
+Check if the given node is a member expression that accesses `process.env.NODE_ENV`
+
+## Parameters
+
+### node
+
+The AST node
+
+`undefined` | `null` | `Node`
+
+## Returns
+
+`node is MemberExpression`
+
+True if the node is a member expression that accesses `process.env.NODE_ENV`, false otherwise

packages/utilities/kit/docs/@eslint-react/namespaces/ContextDetection/functions/isProcessEnvNodeEnvCompare.md

@@ -0,0 +1,37 @@
+[**@eslint-react/kit**](../../../../README.md)
+
+***
+
+[@eslint-react/kit](../../../../README.md) / [ContextDetection](../README.md) / isProcessEnvNodeEnvCompare
+
+# Function: isProcessEnvNodeEnvCompare()
+
+> **isProcessEnvNodeEnvCompare**(`node`, `operator`, `value`): `node is BinaryExpression`
+
+Check if the given node is a binary expression that compares `process.env.NODE_ENV` with a string literal
+
+## Parameters
+
+### node
+
+The AST node
+
+`undefined` | `null` | `Node`
+
+### operator
+
+The operator used in the comparison
+
+`"==="` | `"!=="`
+
+### value
+
+The string literal value to compare against
+
+`"development"` | `"production"`
+
+## Returns
+
+`node is BinaryExpression`
+
+True if the node is a binary expression that compares `process.env.NODE_ENV` with the specified value, false otherwise

packages/utilities/kit/docs/README.md

@@ -6,6 +6,7 @@
 
 ## Namespaces
 
+- [ContextDetection](@eslint-react/namespaces/ContextDetection/README.md)
 - [JsxConfig](@eslint-react/namespaces/JsxConfig/README.md)
 - [LanguagePreference](@eslint-react/namespaces/LanguagePreference/README.md)
 - [RegExp](@eslint-react/namespaces/RegExp/README.md)

packages/utilities/kit/package.json

@@ -35,6 +35,7 @@
   },
   "dependencies": {
     "@eslint-react/eff": "workspace:*",
+    "@eslint-react/ast": "workspace:*",
     "@typescript-eslint/utils": "^8.40.0",
     "ts-pattern": "^5.8.0",
     "zod": "^4.0.17"

packages/utilities/ast/src/ast-process-env.ts → packages/utilities/kit/src/ContextDetection.ts

@@ -1,7 +1,6 @@
+import * as AST from "@eslint-react/ast";
 import type { unit } from "@eslint-react/eff";
-import type { TSESTree } from "@typescript-eslint/types";
-import { AST_NODE_TYPES as T } from "@typescript-eslint/types";
-import { isLiteral } from "./ast-literal-is";
+import { AST_NODE_TYPES as T, type TSESTree } from "@typescript-eslint/types";
 
 /**
  * Check if the given node is a member expression that accesses `process.env.NODE_ENV`
@@ -35,11 +34,29 @@ export function isProcessEnvNodeEnvCompare(
   if (node == null) return false;
   if (node.type !== T.BinaryExpression) return false;
   if (node.operator !== operator) return false;
-  if (isProcessEnvNodeEnv(node.left) && isLiteral(node.right, "string")) {
+  if (isProcessEnvNodeEnv(node.left) && AST.isLiteral(node.right, "string")) {
     return node.right.value === value;
   }
-  if (isLiteral(node.left, "string") && isProcessEnvNodeEnv(node.right)) {
+  if (AST.isLiteral(node.left, "string") && isProcessEnvNodeEnv(node.right)) {
     return node.left.value === value;
   }
   return false;
 }
+
+/**
+ * Checks if the given node is a `vi.mock` callback.
+ * @param node The node to check
+ * @returns `true` if the node is a `vi.mock` callback, otherwise `false`.
+ * @internal
+ */
+export function isViMockCallback(node: TSESTree.Node | null | unit): node is TSESTree.FunctionExpression {
+  return node != null
+    && node.type === T.FunctionExpression
+    && node.parent.type === T.CallExpression
+    && node.parent.callee.type === T.MemberExpression
+    && node.parent.callee.object.type === T.Identifier
+    && node.parent.callee.object.name === "vi"
+    && node.parent.callee.property.type === T.Identifier
+    && node.parent.callee.property.name === "mock"
+    && node.parent.arguments[1] === node;
+}

packages/utilities/kit/src/index.ts

@@ -1,3 +1,4 @@
+export * as ContextDetection from "./ContextDetection";
 export * as JsxConfig from "./JsxConfig";
 export * as LanguagePreference from "./LanguagePreference";
 export * as RegExp from "./RegExp";