configcat-common/lib/esm/FlagOverrides.js

ConfigCat is a configuration as a service that lets you manage your features and configurations without actually deploying new code.

import { Setting } from "./ProjectConfig";
/**
 * Specifies the behaviours for flag overrides.
 */
export var OverrideBehaviour;
(function (OverrideBehaviour) {
    /**
     * When evaluating values, the SDK will not use feature flags and settings from the ConfigCat CDN, but it will use
     * all feature flags and settings that are loaded from local-override sources.
     */
    OverrideBehaviour[OverrideBehaviour["LocalOnly"] = 0] = "LocalOnly";
    /**
     * When evaluating values, the SDK will use all feature flags and settings that are downloaded from the ConfigCat CDN,
     * plus all feature flags and settings that are loaded from local-override sources. If a feature flag or a setting is
     * defined both in the fetched and the local-override source then the local-override version will take precedence.
     */
    OverrideBehaviour[OverrideBehaviour["LocalOverRemote"] = 1] = "LocalOverRemote";
    /**
     * When evaluating values, the SDK will use all feature flags and settings that are downloaded from the ConfigCat CDN,
     * plus all feature flags and settings that are loaded from local-override sources. If a feature flag or a setting is
     * defined both in the fetched and the local-override source then the fetched version will take precedence.
     */
    OverrideBehaviour[OverrideBehaviour["RemoteOverLocal"] = 2] = "RemoteOverLocal";
})(OverrideBehaviour || (OverrideBehaviour = {}));
var MapOverrideDataSource = /** @class */ (function () {
    function MapOverrideDataSource(map, watchChanges) {
        this.initialSettings = this.constructor.getCurrentSettings(map);
        if (watchChanges) {
            this.map = map;
        }
    }
    MapOverrideDataSource.getCurrentSettings = function (map) {
        return Object.fromEntries(Object.entries(map)
            .map(function (_a) {
            var key = _a[0], value = _a[1];
            return [key, Setting.fromValue(value)];
        }));
    };
    MapOverrideDataSource.prototype.getOverrides = function () {
        return Promise.resolve(this.getOverridesSync());
    };
    MapOverrideDataSource.prototype.getOverridesSync = function () {
        return this.map
            ? this.constructor.getCurrentSettings(this.map)
            : this.initialSettings;
    };
    return MapOverrideDataSource;
}());
export { MapOverrideDataSource };
var FlagOverrides = /** @class */ (function () {
    function FlagOverrides(dataSource, behaviour) {
        this.dataSource = dataSource;
        this.behaviour = behaviour;
    }
    return FlagOverrides;
}());
export { FlagOverrides };