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Merge pull request #160 from davidmonterocrespo24/fix-micropython-multi-file-esp32

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David Montero Crespo 2026-05-09 21:15:20 -03:00 committed by GitHub
parent 6049bd1d81 9c93d99802
commit 176dbb79f3
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GPG Key ID: B5690EEEBB952194
1 changed files with 21 additions and 2 deletions
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23
frontend/src/store/useSimulatorStore.ts
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@ -944,10 +944,29 @@ export const useSimulatorStore = create<SimulatorState>((set, get) => {
const b64 = uint8ArrayToBase64(padToFlashSize(firmware, board.boardKind));
esp32Bridge.loadFirmware(b64);
// Queue code injection for after REPL boots
// Queue code injection for after REPL boots. Multi-file projects:
// every .py file other than the entry point gets materialized to the
// MicroPython filesystem (via a prelude executed inside the same raw
// REPL paste) before main.py runs, so `import mylib` resolves.
// Without this, ESP32 projects with helper modules crashed at runtime
// with ModuleNotFoundError.
const mainFile = files.find((f) => f.name === 'main.py') ?? files[0];
if (mainFile) {
esp32Bridge.setPendingMicroPythonCode(mainFile.content);
const auxFiles = files.filter(
(f) => f !== mainFile && f.name.endsWith('.py'),
);
const preludeLines = auxFiles.map((f) => {
// JSON.stringify produces an ASCII-safe Python-compatible
// string literal (both languages share the same \n \r \t \" \\
// escapes, and JSON does not emit any escape Python rejects).
const lit = JSON.stringify(f.content);
const path = JSON.stringify(f.name);
return `with open(${path},'w') as _f:\n _f.write(${lit})`;
});
const prelude = preludeLines.length
? preludeLines.join('\n') + '\n'
: '';
esp32Bridge.setPendingMicroPythonCode(prelude + mainFile.content);
}
} else {
// RP2040 path: load firmware + filesystem in browser