Custom jest reporter for wix/detox that surpress printing of the entire page's UI hierarchy on failed spec

HierarchylessDetoxReporter.js

// HierarchylessDetoxReporter.js
// Custom jest reporter for wix/detox that surpress printing of the entire page's UI hierarchy on failed spec
// Github issue: https://github.com/wix/Detox/issues/992
// Usage (in your jest config): "reporters": ["./e2e/HierarchylessDetoxReporter.js"],

const StreamlineReporter = require('detox/runners/jest/streamlineReporter');

const HIERARCHY_REGEX_TRIMMER = /[\s\S]+?(?=Hierarchy)/;

class HierarchylessDetoxReporter extends StreamlineReporter {
  printTestFileFailureMessage(testPath, config, result) {
    if (result.failureMessage) {
      const trimmedMessage = HIERARCHY_REGEX_TRIMMER.exec(result.failureMessage);
      this.log(trimmedMessage);
    }

    super.printTestFileFailureMessage(testPath, config, { ...result, failureMessage: null });
  }
}

module.exports = HierarchylessDetoxReporter;