website refactor

apps/website/eslint-rules/display-object-rules.js

@@ -0,0 +1,87 @@
+/**
+ * ESLint rules for Display Object Guardrails
+ * 
+ * Enforces display object boundaries and purity
+ */
+
+module.exports = {
+  // Rule 1: No IO in display objects
+  'no-io-in-display-objects': {
+    meta: {
+      type: 'problem',
+      docs: {
+        description: 'Forbid IO imports in display objects',
+        category: 'Display Objects',
+      },
+      messages: {
+        message: 'DisplayObjects cannot import from api, services, page-queries, or view-models',
+      },
+    },
+    create(context) {
+      const forbiddenPaths = [
+        '@/lib/api/',
+        '@/lib/services/',
+        '@/lib/page-queries/',
+        '@/lib/view-models/',
+        '@/lib/presenters/',
+      ];
+      
+      return {
+        ImportDeclaration(node) {
+          const importPath = node.source.value;
+          if (forbiddenPaths.some(path => importPath.includes(path)) &&
+              !isInComment(node)) {
+            context.report({
+              node,
+              messageId: 'message',
+            });
+          }
+        },
+      };
+    },
+  },
+
+  // Rule 2: No non-class display exports
+  'no-non-class-display-exports': {
+    meta: {
+      type: 'problem',
+      docs: {
+        description: 'Forbid non-class exports in display objects',
+        category: 'Display Objects',
+      },
+      messages: {
+        message: 'Display Objects must be class-based and export only classes',
+      },
+    },
+    create(context) {
+      return {
+        ExportNamedDeclaration(node) {
+          if (node.declaration && 
+              (node.declaration.type === 'FunctionDeclaration' || 
+               (node.declaration.type === 'VariableDeclaration' && 
+                !node.declaration.declarations.some(d => d.init && d.init.type === 'ClassExpression')))) {
+            context.report({
+              node,
+              messageId: 'message',
+            });
+          }
+        },
+        ExportDefaultDeclaration(node) {
+          if (node.declaration && 
+              node.declaration.type !== 'ClassDeclaration' &&
+              node.declaration.type !== 'ClassExpression') {
+            context.report({
+              node,
+              messageId: 'message',
+            });
+          }
+        },
+      };
+    },
+  },
+};
+
+// Helper functions
+function isInComment(node) {
+  return false;
+}