@aws/pdk
Version:
All documentation is located at: https://aws.github.io/aws-pdk
114 lines • 12.7 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __exportStar = (this && this.__exportStar) || function(m, exports) {
for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.performGraphFilterPlan = performGraphFilterPlan;
/*! Copyright [Amazon.com](http://amazon.com/), Inc. or its affiliates. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0 */
const constructs_1 = require("constructs");
const filters_1 = require("./filters");
const presets = require("./presets");
const types_1 = require("./types");
const core_1 = require("../core");
__exportStar(require("./types"), exports);
__exportStar(require("./filters"), exports);
/**
* Perform graph filter plan on store.
*
* This operation is performed *in-place* and is destructive, therefore can only be applied
* on stores that allow destructive mutations.
* @param {Graph.Store} store - The store to perform filter plan against
* @param {IGraphFilterPlan} plan - The filter plan to apply
* @throws Error is store does not allow destructive mutations
* @destructive
*/
function performGraphFilterPlan(store, plan) {
filters_1.Filters.verifyFilterable(store);
if (plan.focus) {
presets.focusFilter(store, plan);
}
if (plan.preset) {
switch (plan.preset) {
case types_1.FilterPreset.NON_EXTRANEOUS: {
presets.nonExtraneousFilterPreset(store);
break;
}
case types_1.FilterPreset.COMPACT: {
presets.compactFilterPreset(store);
break;
}
}
}
if (plan.filters) {
for (const filter of plan.filters) {
if (filter.store) {
// IGraphStoreFilter
filter.store.filter(store);
}
else if (filter.graph) {
// IGraphFilter
const _filter = filter.graph;
const inverse = _filter.inverse === true;
const allNodes = _filter.allNodes != null ? _filter.allNodes : plan.allNodes === true;
const nodes = store.root.findAll({
order: plan.order || constructs_1.ConstructOrder.PREORDER,
predicate: {
filter: (node) => {
if (allNodes)
return true;
// by default only return Resources and CfnResources
return core_1.Graph.isResourceLike(node);
},
},
});
if (_filter.node) {
for (const node of nodes) {
if (node.isDestroyed)
continue;
const match = _filter.node.filter(node);
if ((match && inverse) || (!match && !inverse)) {
switch (_filter.strategy || types_1.FilterStrategy.PRUNE) {
case types_1.FilterStrategy.PRUNE: {
node.mutateDestroy();
break;
}
case types_1.FilterStrategy.COLLAPSE: {
node.mutateCollapse();
break;
}
case types_1.FilterStrategy.COLLAPSE_TO_PARENT: {
node.mutateCollapseToParent();
break;
}
}
}
}
}
if (_filter.edge) {
const edges = store.edges;
for (const edge of edges) {
if (edge.isDestroyed)
continue;
const match = _filter.edge.filter(edge);
if ((match && inverse) || (!match && !inverse)) {
edge.mutateDestroy();
}
}
}
}
}
}
}
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