6187147b74
- Extract 4756 source files from cli.js.map (57MB) - Set up Bun build system with bun:bundle feature flag shim - Configure 90+ compile-time feature flags matching production defaults - Inject MACRO constants (VERSION, BUILD_TIME, etc.) - Create stubs for private packages (color-diff-napi, modifiers-napi, etc.) - Install all public dependencies via pnpm - Patch commander v14 to allow multi-char short flags (-d2e) - Build output: dist/cli.js (22MB), verified working
35 lines
836 B
TypeScript
35 lines
836 B
TypeScript
type Listener = () => void
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type OnChange<T> = (args: { newState: T; oldState: T }) => void
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export type Store<T> = {
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getState: () => T
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setState: (updater: (prev: T) => T) => void
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subscribe: (listener: Listener) => () => void
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}
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export function createStore<T>(
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initialState: T,
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onChange?: OnChange<T>,
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): Store<T> {
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let state = initialState
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const listeners = new Set<Listener>()
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return {
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getState: () => state,
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setState: (updater: (prev: T) => T) => {
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const prev = state
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const next = updater(prev)
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if (Object.is(next, prev)) return
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state = next
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onChange?.({ newState: next, oldState: prev })
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for (const listener of listeners) listener()
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},
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subscribe: (listener: Listener) => {
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listeners.add(listener)
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return () => listeners.delete(listener)
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},
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}
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}
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