tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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suppressed-error-handling-non-Error.js (1360B)

      1 // |jit-test| skip-if: !getBuildConfiguration("explicit-resource-management"); --enable-explicit-resource-management
      2 
      3 load(libdir + "asserts.js");
      4 
      5 {
      6  const disposed = [];
      7  const throwObject = { message: 'Hello world' };
      8  function testNonErrorObjectThrowsDuringDispose() {
      9    using x = {
     10      [Symbol.dispose]() {
     11        disposed.push(1);
     12        throw 1;
     13      }
     14    }
     15    using y = {
     16      [Symbol.dispose]() {
     17        disposed.push(2);
     18        throw "test";
     19      }
     20    }
     21    using z = {
     22      [Symbol.dispose]() {
     23        throw null;
     24      }
     25    }
     26 
     27    throw throwObject;
     28  }
     29 
     30  assertSuppressionChain(testNonErrorObjectThrowsDuringDispose, [
     31    1, "test", null, throwObject
     32  ]);
     33  assertArrayEq(disposed, [2, 1]);
     34 }
     35 
     36 {
     37  const disposed = [];
     38  class SubError extends Error {
     39    constructor(num) {
     40      super();
     41      this.name = 'SubError';
     42      this.ident = num;
     43    }
     44  }
     45  const errorsToThrow = [new SubError(1), new SubError(2)];
     46  function testCustomErrorObjectThrowsDuringDispose() {
     47    using x = {
     48      [Symbol.dispose]() {
     49        disposed.push(1);
     50        throw errorsToThrow[0];
     51      }
     52    }
     53    using y = {
     54      [Symbol.dispose]() {
     55        disposed.push(2);
     56        throw errorsToThrow[1];
     57      }
     58    }
     59  }
     60  assertSuppressionChain(testCustomErrorObjectThrowsDuringDispose, errorsToThrow);
     61  assertArrayEq(disposed, [2, 1]);
     62 }