@launchdarkly/js-server-sdk-common/dist/evaluation/matchSegmentTargets.js

LaunchDarkly Server SDK for JavaScript - common code

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function segmentSearch(context, contextTargets, userTargets, userTargetSet) {
    if (contextTargets) {
        for (let targetIndex = 0; targetIndex < contextTargets.length; targetIndex += 1) {
            const target = contextTargets[targetIndex];
            const key = context.key(target.contextKind);
            if (key) {
                if (target.generated_valuesSet) {
                    // Only check generated_valuesSet if present.
                    if (target.generated_valuesSet.has(key)) {
                        return true;
                    }
                }
                else if (target.values.includes(key)) {
                    return true;
                }
            }
        }
    }
    if (userTargetSet) {
        const userKey = context.key('user');
        if (userKey) {
            if (userTargetSet.has(userKey)) {
                return true;
            }
        }
    }
    else if (userTargets) {
        const userKey = context.key('user');
        if (userKey) {
            if (userTargets.includes(userKey)) {
                return true;
            }
        }
    }
    return false;
}
function matchSegmentTargets(segment, context) {
    const included = segmentSearch(context, segment.includedContexts, segment.included, segment.generated_includedSet);
    if (included) {
        return true;
    }
    const excluded = segmentSearch(context, segment.excludedContexts, segment.excluded, segment.generated_excludedSet);
    if (excluded) {
        // The match was an exclusion, so it should be negated.
        return !excluded;
    }
    return undefined;
}
exports.default = matchSegmentTargets;
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