Function fakeTree

tests/tree-sitter-cleanup.test.ts:42–58

(options?: { hasError?: boolean; throwOnDescendants?: boolean })

});

function fakeTree(options?: { hasError?: boolean; throwOnDescendants?: boolean }) {
  const deleteSpy = vi.fn();
  const shouldThrow = Boolean(options?.throwOnDescendants);

  return {
    rootNode: {
      hasError: Boolean(options?.hasError),
      descendantsOfType: vi.fn(() => {
        if (shouldThrow) {
          throw new Error('forced descendants failure');
        }
        return [];
      })
    },
    delete: deleteSpy
  };
}

describe('Tree-sitter cleanup and parser reset regressions', () => {
  beforeEach(() => {