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export type PersistedKeybindingConfig = Record<string, string | undefined>;
export interface PersistedKeybindingsState {
keybindings: PersistedKeybindingConfig;
isCustomized: boolean;
}
function isRecord(value: unknown): value is Record<string, unknown> {
return typeof value === "object" && value !== null && !Array.isArray(value);
}
export function getPersistedKeybindingsState({
state,
}: {
state: unknown;
}): PersistedKeybindingsState | null {
if (!isRecord(state)) return null;
const { keybindings, isCustomized } = state;
if (!isRecord(keybindings) || typeof isCustomized !== "boolean") {
return null;
}
const normalizedKeybindings: PersistedKeybindingConfig = {};
for (const [key, action] of Object.entries(keybindings)) {
if (action !== undefined && typeof action !== "string") {
return null;
}
normalizedKeybindings[key] = action;
}
return {
keybindings: normalizedKeybindings,
isCustomized,
};
}
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