@syntest/cfg
Version:
A Control Flow Graph package
71 lines • 2.83 kB
JavaScript
"use strict";
/*
* Copyright 2020-2023 Delft University of Technology and SynTest contributors
*
* This file is part of SynTest Framework - SynTest Core.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.ContractedControlFlowGraph = void 0;
const diagnostics_1 = require("../diagnostics");
const ControlFlowGraph_1 = require("./ControlFlowGraph");
/**
* A contracted control flow graph.
* This class contains the (original) full graph and a mapping between the nodes in the contracted graph and the nodes in the full graph.
*/
class ContractedControlFlowGraph extends ControlFlowGraph_1.ControlFlowGraph {
constructor(entry, successExit, errorExit, nodes, edges, fullGraph, nodeMapping) {
super(entry, successExit, errorExit, nodes, edges);
this._fullGraph = fullGraph;
this._nodeMapping = nodeMapping;
this._reverseNodeMapping = new Map();
for (const [key, value] of this._nodeMapping) {
for (const node of value) {
if (this._reverseNodeMapping.has(node))
throw new Error((0, diagnostics_1.duplicateNodeInMappping)());
this._reverseNodeMapping.set(node, key);
}
}
for (const nodeId of nodes.keys()) {
if (!this._nodeMapping.has(nodeId)) {
this._nodeMapping.set(nodeId, [nodeId]);
}
if (!this._reverseNodeMapping.has(nodeId))
this._reverseNodeMapping.set(nodeId, nodeId);
}
}
get fullGraph() {
return this._fullGraph;
}
get nodeMapping() {
return this._nodeMapping;
}
get reverseNodeMapping() {
return this._reverseNodeMapping;
}
getParentNode(node) {
if (!this._reverseNodeMapping.has(node)) {
throw new Error((0, diagnostics_1.nodeNotFoundInMapping)(node));
}
return this._reverseNodeMapping.get(node);
}
getChildNodes(node) {
if (!this._nodeMapping.has(node)) {
throw new Error((0, diagnostics_1.nodeNotFoundInMapping)(node));
}
return this._nodeMapping.get(node);
}
}
exports.ContractedControlFlowGraph = ContractedControlFlowGraph;
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