Tracking de l'application VApp (IHM du jeu)

VApp/node_modules/eslint-plugin-vue/lib/rules/no-this-in-before-route-enter.js

@@ -0,0 +1,83 @@
+/**
+ * @fileoverview Don't use this in a beforeRouteEnter method
+ * @author Przemyslaw Jan Beigert
+ */
+'use strict'
+
+const utils = require('../utils')
+
+module.exports = {
+  meta: {
+    type: 'problem',
+    docs: {
+      description: 'disallow `this` usage in a `beforeRouteEnter` method',
+      categories: null,
+      url: 'https://eslint.vuejs.org/rules/no-this-in-before-route-enter.html'
+    },
+    fixable: null,
+    schema: [],
+    messages: {
+      disallow:
+        "'beforeRouteEnter' does NOT have access to `this` component instance. https://router.vuejs.org/guide/advanced/navigation-guards.html#in-component-guards."
+    }
+  },
+  /** @param {RuleContext} context */
+  create(context) {
+    /**
+     * @typedef {object} ScopeStack
+     * @property {ScopeStack | null} upper
+     * @property {FunctionExpression | FunctionDeclaration} node
+     * @property {boolean} beforeRouteEnter
+     */
+    /** @type {Set<FunctionExpression>} */
+    const beforeRouteEnterFunctions = new Set()
+    /** @type {ScopeStack | null} */
+    let scopeStack = null
+
+    /**
+     * @param {FunctionExpression | FunctionDeclaration | ArrowFunctionExpression} node
+     */
+    function onFunctionEnter(node) {
+      if (node.type === 'ArrowFunctionExpression') {
+        return
+      }
+      scopeStack = {
+        upper: scopeStack,
+        node,
+        beforeRouteEnter: beforeRouteEnterFunctions.has(
+          /** @type {never} */ (node)
+        )
+      }
+    }
+
+    /**
+     * @param {FunctionExpression | FunctionDeclaration | ArrowFunctionExpression} node
+     */
+    function onFunctionExit(node) {
+      if (scopeStack && scopeStack.node === node) {
+        scopeStack = scopeStack.upper
+      }
+    }
+    return utils.defineVueVisitor(context, {
+      onVueObjectEnter(node) {
+        const beforeRouteEnter = utils.findProperty(node, 'beforeRouteEnter')
+        if (
+          beforeRouteEnter &&
+          beforeRouteEnter.value.type === 'FunctionExpression'
+        ) {
+          beforeRouteEnterFunctions.add(beforeRouteEnter.value)
+        }
+      },
+      ':function': onFunctionEnter,
+      ':function:exit': onFunctionExit,
+      ThisExpression(node) {
+        if (scopeStack && scopeStack.beforeRouteEnter) {
+          context.report({
+            node,
+            messageId: 'disallow'
+          })
+        }
+      }
+    })
+  }
+}