@sap/eslint-plugin-cds/lib/rules/no-join-on-draft.js

ESLint plugin including recommended SAP Cloud Application Programming model and environment rules

'use strict'

const { RULE_CATEGORIES } = require('../constants')

module.exports = {
  meta: {
    schema: [{/* to avoid deprecation warning for ESLint 9 */}],
    docs: {
      category: RULE_CATEGORIES.model,
      description: 'Draft-enabled entities shall not be used in views that make use of `JOIN`.',
      recommended: true,
      url: 'https://cap.cloud.sap/docs/tools/cds-lint/rules/no-join-on-draft',
    },
    messages: {
      draftJoin:  'Do not use draft-enabled entities in views that make use of `JOIN`.',
    },
    type: 'suggestion',
    model: 'inferred'
  },
  create: function (context) {
    return { entity: checkNojoinDraftenabled }

    function checkNojoinDraftenabled (e) {
      if (e['@odata.draft.enabled']) {
        if (e?.query?.SELECT?.from?.join) {
          context.report({
            messageId: 'draftJoin',
            node: context.getNode(e),
            file: e.$location.file
          })
        }
      }
    }
  }
}