@nativescript/firebase-firestore/common.js

NativeScript Firebase - Firestore

export var GetOptions;
(function (GetOptions) {
    GetOptions["Default"] = "default";
    GetOptions["Server"] = "server";
    GetOptions["Cache"] = "cache";
})(GetOptions || (GetOptions = {}));
export var DocumentChangeType;
(function (DocumentChangeType) {
    DocumentChangeType["Added"] = "added";
    DocumentChangeType["Removed"] = "removed";
    DocumentChangeType["Modified"] = "modified";
})(DocumentChangeType || (DocumentChangeType = {}));
export function parseOnSnapshotArgs(args) {
    const result = {
        includeMetadataChanges: false
    };
    for (let i = 0; i < args.length; ++i) {
        if (args[i] instanceof Function) {
            // Assign whichever of next, error, complete were passed starting here
            const fnArgsMappingOrder = ['next', 'error', 'complete'];
            args.slice(i).forEach((fn, idx) => result[fnArgsMappingOrder[idx]] = fn);
            break;
        }
        else if (typeof args[i] === 'object') {
            if ('includeMetadataChanges' in args[i]) {
                result.includeMetadataChanges = Boolean(args[i].includeMetadataChanges);
            }
            else { // Must be Observer
                Object.assign(result, args[i]);
            }
        }
        else {
            throw new Error(`Invalid argument to onSnapshot at position ${i} of type ${typeof args[i]}: ${args[i]}`);
        }
    }
    return result;
}
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