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Commit 1e38be5

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test: add example test
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‎package-lock.json‎

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SynTest Javascript
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Copyright 2020-2023 Delft University of Technology and SynTest contributors
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This product includes software developed at
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Delft University of Technology (http://www.tudelft.nl/).
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# Abstract Syntax Tree Visitor library for JavaScript
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/*
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* Copyright 2020-2023 Delft University of Technology and SynTest contributors
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*
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* This file is part of SynTest Framework - SynTest Javascript.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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export * from "./instrumentation/Instrumenter";
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export * from "./instrumentation/Visitor";
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export * from "./instrumentation/VisitState";
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/*
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* Copyright 2020-2023 Delft University of Technology and SynTest contributors
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*
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* This file is part of SynTest Framework - SynTest Javascript.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { TransformOptions, transformSync } from "@babel/core";
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import { Visitor } from "./Visitor";
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import { defaultBabelOptions } from "@syntest/ast-javascript";
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export interface OutputObject {
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fileCoverage?: any;
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sourceMappingURL?: any;
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}
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export class Instrumenter {
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async instrument(code: string, filename: string) {
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const options = JSON.parse(JSON.stringify(defaultBabelOptions));
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let output: OutputObject = {};
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options.filename = filename;
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options.plugins.push([
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({ types }) => {
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const ee = new Visitor(types, filename, {
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coverageVariable: "__coverage__",
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// reportLogic: opts.reportLogic,
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// coverageGlobalScope: opts.coverageGlobalScope,
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// coverageGlobalScopeFunc: opts.coverageGlobalScopeFunc,
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ignoreClassMethods: [],
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// inputSourceMap
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});
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return {
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visitor: {
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Program: {
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enter: (path) => ee.enter(path),
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exit(path) {
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output = ee.exit(path);
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},
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},
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},
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};
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},
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]);
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const codeMap = await transformSync(code, options);
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if (!output || !output.fileCoverage) {
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return code;
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}
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return codeMap.code;
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}
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}

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