File size: 1,047 Bytes
eb3f11e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | /**
* Shared assertions for import-time side effect detection.
*/
function formatImportSideEffectCall(args: readonly unknown[]): string {
if (args.length === 0) {
return "(no args)";
}
return args
.map((arg) => {
try {
return JSON.stringify(arg);
} catch {
return String(arg);
}
})
.join(", ");
}
export function assertNoImportTimeSideEffects(params: {
moduleId: string;
forbiddenSeam: string;
calls: readonly (readonly unknown[])[];
why: string;
fixHint: string;
}) {
if (params.calls.length === 0) {
return;
}
const observedCalls = params.calls
.slice(0, 3)
.map((call, index) => ` ${index + 1}. ${formatImportSideEffectCall(call)}`)
.join("\n");
throw new Error(
[
`[runtime contract] ${params.moduleId} touched ${params.forbiddenSeam} during module import.`,
`why this is banned: ${params.why}`,
`expected fix: ${params.fixHint}`,
`observed calls (${params.calls.length}):`,
observedCalls,
].join("\n"),
);
}
|