@ledgerhq/live-common/lib/featureFlags/useFeature.js

Common ground for the Ledger Live apps

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const react_1 = require("react");
const FeatureFlagsContext_1 = require("./FeatureFlagsContext");
/**
 * Hook that returns the value of a feature flag based on its `featureId`.
 *
 * @dev do not modify this function to make it return a default arbitrary value
 * instead of null, this should not be handled at this level.
 *
 * @param featureId
 * @returns a feature flag value or null if the feature flag is not found
 * (neither in the remote configuration, in the cache or in the local defaults).
 */
const useFeature = (featureId) => {
    const featureFlags = (0, FeatureFlagsContext_1.useFeatureFlags)();
    const value = (0, react_1.useMemo)(() => featureFlags.getFeature(featureId), [featureFlags, featureId]);
    return value;
};
exports.default = useFeature;
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