puyaTsTransformer breaks division in vitest

[tasosbit]

Subject of the issue

In the default puya ts algokit template, puyaTsTransformer breaks vitest's division:

3/2 == 1

Runing the vitest config with the transformer removed works.

Repro repo here

Your environment

smart_contracts@1.0.0 /home/bit/code/repro-numbers/projects/repro-numbers-contracts
├─┬ @algorandfoundation/algorand-typescript-testing@1.0.0-beta.33
│ ├── @algorandfoundation/algorand-typescript@1.0.0-beta.65
│ └─┬ @algorandfoundation/puya-ts@1.0.0-beta.65
│ └── @algorandfoundation/algorand-typescript@1.0.0-beta.65 deduped
├── @algorandfoundation/algorand-typescript@1.0.0-beta.71
└─┬ @algorandfoundation/puya-ts@1.0.0-beta.71
└── @algorandfoundation/algorand-typescript@1.0.0-beta.71 deduped
timestamp: 2025-07-18T19:36:36+00:00
AlgoKit: 2.7.1
AlgoKit Python: 3.12.4 (main, Jun 8 2024, 18:29:57) [GCC 11.4.0] (location: /home/bit/.local/pipx/venvs/algokit)
OS: Linux-6.0.8-x86_64-with-glibc2.35
docker: 27.0.3
docker compose: 2.28.1
git: 2.34.1
python: 2.7.18 (location: /usr/local/bin/python)
python3: 3.10.12 (location: /usr/bin/python3)
pipx: 1.7.1
poetry: 1.8.3
node: 22.17.0
npm: 10.9.2

Steps to reproduce

1.Divide in vitest with remainder, e.g. 3/2

Expected behaviour

3/2 ~== 1.5

Actual behaviour

3/2 ~== 1