@atlaskit/eslint-plugin-design-system/dist/esm/rules/use-tag-group-label/index.js

The essential plugin for use with the Atlassian Design System.

import { isNodeOfType } from 'eslint-codemod-utils';
import { createLintRule } from '../utils/create-lint-rule';
import { isImportFromPackage } from '../utils/is-import-from-package';
var elementsAccessibleNameProps = ['label', 'titleId'];
var TAG_GROUP_PACKAGE = '@atlaskit/tag-group';
var rule = createLintRule({
  meta: {
    name: 'use-tag-group-label',
    type: 'suggestion',
    docs: {
      description: 'Ensures tag groups are described to assistive technology by a direct label or by another element.',
      recommended: true,
      severity: 'warn'
    },
    messages: {
      missingLabelProp: 'Missing accessible name. If there is no visible content to associate use `label` prop, otherwise pass id of element to `titleId` prop to be associated as label.',
      labelPropShouldHaveContents: 'Define string that labels the interactive element.',
      titleIdShouldHaveValue: '`titleId` should reference the id of element that define accessible name.',
      noBothPropsUsage: 'Do not include both `titleId` and `label` properties. Use `titleId` if the label text is available in the DOM to reference it, otherwise use `label` to provide accessible name explicitly.'
    },
    hasSuggestions: true
  },
  create: function create(context) {
    var contextLocalIdentifier = [];
    return {
      ImportDeclaration: function ImportDeclaration(node) {
        if (isImportFromPackage(node.source.value, TAG_GROUP_PACKAGE)) {
          if (node.specifiers.length) {
            var defaultImport = node.specifiers.filter(function (spec) {
              return spec.type === 'ImportDefaultSpecifier';
            });
            if (defaultImport.length) {
              var local = defaultImport[0].local;
              contextLocalIdentifier.push(local.name);
            }
          }
        }
      },
      JSXElement: function JSXElement(node) {
        if (!isNodeOfType(node, 'JSXElement')) {
          return;
        }
        if (!isNodeOfType(node.openingElement.name, 'JSXIdentifier')) {
          return;
        }
        var name = node.openingElement.name.name;
        if (contextLocalIdentifier.includes(name)) {
          var componentLabelProps = node.openingElement.attributes.filter(function (attr) {
            return isNodeOfType(attr, 'JSXAttribute') && isNodeOfType(attr.name, 'JSXIdentifier') && elementsAccessibleNameProps.includes(attr.name.name);
          });
          if (componentLabelProps.length === 1) {
            var prop = componentLabelProps[0];
            if ('value' in prop && prop.value) {
              if (isNodeOfType(prop.value, 'Literal') && !prop.value.value || isNodeOfType(prop.value, 'JSXExpressionContainer') && !prop.value.expression) {
                context.report({
                  node: prop,
                  messageId: prop.name.name === 'label' ? 'labelPropShouldHaveContents' : 'titleIdShouldHaveValue'
                });
              }
            }
          } else if (componentLabelProps.length > 1) {
            context.report({
              node: node.openingElement,
              messageId: 'noBothPropsUsage'
            });
          } else {
            context.report({
              node: node.openingElement,
              messageId: 'missingLabelProp'
            });
          }
        }
      }
    };
  }
});
export default rule;