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Merge branch 'brian/network-controller-v20-merging-in-v21' of github.…
…com:MetaMask/metamask-extension into brian/network-controller-v20-merging-in-v21
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Original file line number | Diff line number | Diff line change |
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import { migrate, version } from './124'; | ||
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const oldVersion = 128; | ||
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describe('migration #129', () => { | ||
it('updates the version metadata', async () => { | ||
const oldStorage = { | ||
meta: { version: oldVersion }, | ||
data: {}, | ||
}; | ||
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const newStorage = await migrate(oldStorage); | ||
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expect(newStorage.meta).toStrictEqual({ version }); | ||
}); | ||
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it('does nothing if no preferences controller state is set', async () => { | ||
const oldState = { | ||
OtherController: {}, | ||
}; | ||
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const transformedState = await migrate({ | ||
meta: { version: oldVersion }, | ||
data: oldState, | ||
}); | ||
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expect(transformedState.data).toEqual(oldState); | ||
}); | ||
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it('adds property if migration runs', async () => { | ||
const oldState = { | ||
PreferencesController: { | ||
preferences: { | ||
showMultiRpcModal: true, | ||
}, | ||
}, | ||
}; | ||
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const expectedState = { | ||
PreferencesController: { | ||
preferences: { | ||
redesignedTransactionsEnabled: false, | ||
showMultiRpcModal: true, | ||
}, | ||
}, | ||
}; | ||
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const transformedState = await migrate({ | ||
meta: { version: oldVersion }, | ||
data: oldState, | ||
}); | ||
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expect(transformedState.data).toEqual(expectedState); | ||
}); | ||
}); |
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Original file line number | Diff line number | Diff line change |
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import { cloneDeep } from 'lodash'; | ||
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type VersionedData = { | ||
meta: { version: number }; | ||
data: Record<string, unknown>; | ||
}; | ||
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export const version = 129; | ||
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/** | ||
* This migration sets the preference `redesignedTransactionsEnabled` if the | ||
* user has existing data. | ||
* | ||
* @param originalVersionedData - Versioned MetaMask extension state, exactly | ||
* what we persist to dist. | ||
* @param originalVersionedData.meta - State metadata. | ||
* @param originalVersionedData.meta.version - The current state version. | ||
* @param originalVersionedData.data - The persisted MetaMask state, keyed by | ||
* controller. | ||
* @returns Updated versioned MetaMask extension state. | ||
*/ | ||
export async function migrate( | ||
originalVersionedData: VersionedData, | ||
): Promise<VersionedData> { | ||
const versionedData = cloneDeep(originalVersionedData); | ||
versionedData.meta.version = version; | ||
transformState(versionedData.data); | ||
return versionedData; | ||
} | ||
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function transformState(state: Record<string, unknown>): void { | ||
const preferencesControllerState = state?.PreferencesController as | ||
| Record<string, unknown> | ||
| undefined; | ||
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const preferences = preferencesControllerState?.preferences as | ||
| Record<string, unknown> | ||
| undefined; | ||
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if (preferences) { | ||
// Existing MetaMask users will have the option null by default | ||
preferences.showMultiRpcModal = null; | ||
} | ||
} |
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