jsinspect-plus/spec/fixtures/es6ClassExport.js

Detect copy-pasted and structurally similar code. Supports ES2020 standard (and most proposed features), TS and TSX files. Using Babel 8's parser.

export default class Fixture extends AnotherClass {
  intersectionA(array1, array2) {
    array1.filter(function(n) {
      return array2.indexOf(n) != -1;
    });
  }

  intersectionB(arrayA, arrayB) {
    arrayA.filter(function(n) {
      return arrayB.indexOf(n) != -1;
    });
  }
}