33 lines
721 B
TypeScript
33 lines
721 B
TypeScript
import { v2ToV3 } from "./v2-to-v3";
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import { v3ToV4 } from "./v3-to-v4";
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import { v4ToV5 } from "./v4-to-v5";
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import { v5ToV6 } from "./v5-to-v6";
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import { v6ToV7 } from "./v6-to-v7";
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type MigrationFn = ({ state }: { state: unknown }) => unknown;
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const migrations: Record<number, MigrationFn> = {
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2: v2ToV3,
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3: v3ToV4,
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4: v4ToV5,
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5: v5ToV6,
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6: v6ToV7,
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};
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export const CURRENT_VERSION = 7;
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export function runMigrations({
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state,
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fromVersion,
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}: {
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state: unknown;
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fromVersion: number;
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}): unknown {
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let current = state;
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for (let version = fromVersion; version < CURRENT_VERSION; version++) {
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const migrate = migrations[version];
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if (migrate) current = migrate({ state: current });
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}
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return current;
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}
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