q9

node_modules/eslint-plugin-cypress/lib/rules/require-data-selectors.js

@@ -0,0 +1,49 @@
+'use strict'
+
+module.exports = {
+  meta: {
+    type: 'suggestion',
+    docs: {
+      description: 'require `data-*` attribute selectors',
+      category: 'Possible Errors',
+      recommended: false,
+      url: 'https://github.com/cypress-io/eslint-plugin-cypress/blob/master/docs/rules/require-data-selectors.md',
+    },
+    schema: [],
+    messages: {
+      unexpected: 'use data-* attribute selectors instead of classes or tag names',
+    },
+  },
+
+  create (context) {
+    return {
+      CallExpression (node) {
+        if (isCallingCyGet(node) && !isDataArgument(node)) {
+          context.report({ node, messageId: 'unexpected' })
+        }
+      },
+    }
+  },
+}
+
+function isCallingCyGet (node) {
+  return node.callee.type === 'MemberExpression' &&
+         node.callee.object.type === 'Identifier' &&
+         node.callee.object.name === 'cy' &&
+         node.callee.property.type === 'Identifier' &&
+         node.callee.property.name === 'get'
+}
+
+function isDataArgument (node) {
+  return node.arguments.length > 0 &&
+    (
+      (node.arguments[0].type === 'Literal' && isAliasOrDataSelector(String(node.arguments[0].value))) ||
+      (node.arguments[0].type === 'TemplateLiteral' && isAliasOrDataSelector(String(node.arguments[0].quasis[0].value.cooked)))
+    )
+}
+
+function isAliasOrDataSelector (selector) {
+  return ['[data-', '@'].some(function (validValue) {
+    return selector.startsWith(validValue)
+  })
+}