Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 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 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | import { makeDefaultExo } from '@metamask/kernel-utils/exo';
import { unwrapTestLogger } from '../test-powers.ts';
import type { TestPowers } from '../test-powers.ts';
/**
* Build function for vats that will run various tests.
*
* @param vatPowers - Special powers granted to this vat.
* @param vatPowers.logger - The logger for the vat.
* @param parameters - Initialization parameters from the vat's config object.
* @param parameters.name - The name of the vat.
* @param _baggage - Root of vat's persistent state (not used here).
* @returns The root object for the new vat.
*/
// eslint-disable-next-line @typescript-eslint/explicit-function-return-type
export function buildRootObject(
vatPowers: TestPowers,
parameters: { name?: string } = {},
_baggage: unknown = null,
) {
const name = parameters?.name ?? 'anonymous';
const logger = unwrapTestLogger(vatPowers, name);
const tlog = (message: string): void => logger(`${name}: ${message}`);
/**
* Print a message to the log.
*
* @param message - The message to print.
*/
function log(message: string): void {
// eslint-disable-next-line no-console
console.log(`${name}: ${message}`);
}
const exportedObjects = new Map<string, unknown>();
return makeDefaultExo('root', {
bootstrap() {
log(`bootstrap`);
return `bootstrap-${name}`;
},
// Create an object in our maps
createObject(id: string) {
const obj = makeDefaultExo('SharedObject', {
getValue() {
return id;
},
});
exportedObjects.set(id, obj);
tlog(`Created object ${id}`);
return obj;
},
// Check if an object exists in our maps
isObjectPresent(objId: string) {
return exportedObjects.has(objId);
},
// Remove an object from our tracking, allowing it to be GC'd
forgetObject(objId: string) {
if (exportedObjects.has(objId)) {
tlog(`Forgetting object ${objId}`);
exportedObjects.delete(objId);
return true;
}
tlog(`Cannot forget nonexistent object: ${objId}`);
return false;
},
// No-op to help trigger crank cycles
noop() {
return 'noop';
},
});
}
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