@cycle/dom/lib/es6/isolate.js

The standard DOM Driver for Cycle.js, based on Snabbdom

var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
import { isClassOrId } from './utils';
export function makeIsolateSink(namespace) {
    return function (sink, scope) {
        if (scope === ':root') {
            return sink;
        }
        return sink.map(function (node) {
            if (!node) {
                return node;
            }
            var scopeObj = getScopeObj(scope);
            var newNode = __assign({}, node, { data: __assign({}, node.data, { isolate: !node.data || !Array.isArray(node.data.isolate)
                        ? namespace.concat([scopeObj])
                        : node.data.isolate }) });
            return __assign({}, newNode, { key: newNode.key !== undefined
                    ? newNode.key
                    : JSON.stringify(newNode.data.isolate) });
        });
    };
}
export function getScopeObj(scope) {
    return {
        type: isClassOrId(scope) ? 'sibling' : 'total',
        scope: scope,
    };
}
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