How to use createJSAst method in stryker-parent

Best JavaScript code snippet using stryker-parent

html-printer.spec.ts

Source:html-printer.spec.ts Github

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...18 });19 it('should replace a single script', () => {20 // Arrange21 const expectedScriptContent = 'foo = bar;';22 const jsScript = createJSAst({23 rawContent: expectedScriptContent,24 });25 contextStub.print.returns(expectedScriptContent);26 offsetLocations(jsScript.root, { column: 13, line: 1, position: 14 });27 const actualHtml = '<html><script>foo = baz;</script></html>';28 const expectedHtml = /<html><script>.*foo = bar;.*<\/script><\/html>/s;29 const ast = createHtmlAst({ rawContent: actualHtml, root: { scripts: [jsScript] } });30 // Act31 const output = print(ast, contextStub);32 // Assert33 expect(output).match(expectedHtml);34 expect(contextStub.print).calledOnce;35 expect(contextStub.print).calledWith(jsScript, contextStub);36 });37 it('should replace multiple scripts', () => {38 // Arrange39 const expectedScriptContent = ['foo = bar;', 'qux = quux;'];40 const scripts = [createJSAst({ rawContent: '1' }), createJSAst({ rawContent: '2' })];41 contextStub.print42 .withArgs(scripts[0], sinon.match.any)43 .returns(expectedScriptContent[0])44 .withArgs(scripts[1], sinon.match.any)45 .returns(expectedScriptContent[1]);46 scripts[0].root.start = 14;47 scripts[0].root.end = 15;48 scripts[1].root.start = 32;49 scripts[1].root.end = 33;50 const input = '<html><script>1</script><script>2</script></html>';51 const expectedOutput = /<html><script>.*foo = bar.*<\/script><script>.*qux = quux;.*<\/script><\/html>/s;52 const ast = createHtmlAst({ rawContent: input, root: { scripts } });53 // Act54 const output = print(ast, contextStub);55 // Assert56 expect(output).match(expectedOutput);57 expect(contextStub.print).calledTwice;58 });59 it('should output order scripts correctly', () => {60 // Arrange61 const expectedScriptContent = ['foo = bar;', 'qux = quux;'];62 const scripts = [createJSAst({ rawContent: '1' }), createJSAst({ rawContent: '2' })];63 contextStub.print64 .withArgs(scripts[0], sinon.match.any)65 .returns(expectedScriptContent[0])66 .withArgs(scripts[1], sinon.match.any)67 .returns(expectedScriptContent[1]);68 scripts[1].root.start = 14;69 scripts[1].root.end = 15;70 scripts[0].root.start = 32;71 scripts[0].root.end = 33;72 const input = '<html><script>1</script><script>2</script></html>';73 const expectedOutput = /<html><script>.*qux = quux;.*<\/script><script>.*foo = bar;.*<\/script><\/html>/s;74 const ast = createHtmlAst({ rawContent: input, root: { scripts } });75 // Act76 const output = print(ast, contextStub);...

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Using AI Code Generation

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1const fs = require('fs');2const path = require('path');3const { createJSAst } = require('stryker-parent');4const file = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');5const ast = createJSAst(file);6console.log(ast);7const fs = require('fs');8const path = require('path');9const { createJSAst } = require('stryker-parent');10const file = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');11const ast = createJSAst(file);12console.log(ast);13const fs = require('fs');14const path = require('path');15const { createJSAst } = require('stryker-parent');16const file = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');17const ast = createJSAst(file);18console.log(ast);19const fs = require('fs');20const path = require('path');21const { createJSAst } = require('stryker-parent');22const file = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');23const ast = createJSAst(file);24console.log(ast);25const fs = require('fs');26const path = require('path');27const { createJSAst } = require('stryker-parent');28const file = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');29const ast = createJSAst(file);30console.log(ast);31const fs = require('fs');32const path = require('path');33const { createJSAst } = require('stryker-parent');34const file = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');35const ast = createJSAst(file);36console.log(ast);37const fs = require('fs');38const path = require('path');39const { createJSA

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Using AI Code Generation

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1const {createJSAst} = require('stryker-parent');2const ast = createJSAst('test.js', 'var x = 1;');3console.log(JSON.stringify(ast, null, 2));4const {createJSAst} = require('stryker');5const ast = createJSAst('test.js', 'var x = 1;');6console.log(JSON.stringify(ast, null, 2));7const {createJSAst} = require('stryker/src/utils/astUtils');

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Using AI Code Generation

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1const { createJSAst } = require('stryker-parent');2const ast = createJSAst(`3 function add(a, b) {4 return a + b;5 }6`);7console.log(ast);8const { createJSAst } = require('stryker-parent');9const ast = createJSAst(`10 function add(a, b) {11 return a + b;12 }13`);14console.log(ast);15const { createJSAst } = require('stryker-parent');16const ast = createJSAst(`17 function add(a, b) {18 return a + b;19 }20`);21console.log(ast);22const { createJSAst } = require('stryker-parent');23const ast = createJSAst(`24 function add(a, b) {25 return a + b;26 }27`);28console.log(ast);29const { createJSAst } = require('stryker-parent');30const ast = createJSAst(`31 function add(a, b) {32 return a + b;33 }34`);35console.log(ast);36const { createJSAst } = require('stryker-parent');37const ast = createJSAst(`38 function add(a, b) {39 return a + b;40 }41`);42console.log(ast);43const { createJSAst } = require('stryker-parent');44const ast = createJSAst(`45 function add(a, b) {46 return a + b;47 }48`);49console.log(ast);50const { createJSAst } = require('stryker-parent');51const ast = createJSAst(`52 function add(a, b) {53 return a + b;54 }55`);56console.log(ast);57const { createJSAst } =

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Using AI Code Generation

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1const { createJSAst } = require('stryker-parent');2const ast = createJSAst('var x = 1;');3console.log('AST: ', ast);4For example, you could check if a test file has a call to describe() :5const { createJSAst } = require('stryker-parent');6const ast = createJSAst('describe("foo", () => { it("bar", () => { expect(true).toBe(true); }); });');7const describeCall = ast.body.find(node => node.type === 'CallExpression' && node.callee.name === 'describe');8if (describeCall) {9 console.log('Found describe call');10}11You can also use the createJSAst method to check if a test file has a call to it() :12const { createJSAst } = require('stryker-parent');13const ast = createJSAst('describe("foo", () => { it("bar", () => { expect(true).toBe(true); }); });');14const itCall = ast.body.find(node => node.type === 'CallExpression' && node.callee.name === 'it');15if (itCall) {16 console.log('Found it call');17}18This example shows how you can use the createJSAst method to check if a test file has a call to it() and describe() :19const { createJSAst } = require('stryker-parent');20const ast = createJSAst('describe("foo", () => { it("bar", () => { expect(true).toBe(true); }); });');21const describeCall = ast.body.find(node => node.type === 'CallExpression' && node.callee.name === 'describe');22const itCall = ast.body.find(node => node.type === 'CallExpression' && node.callee.name === 'it');23if (describeCall && itCall) {24 console.log('Found describe and it call');

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Using AI Code Generation

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1var stryker = require('stryker');2var ast = stryker.createJSAst("var x = 1;");3exports.createJSAst = function(sourceCode) {4 return esprima.parse(sourceCode);5};6exports.parse = function (source, options) {7 var syntax = new Syntax();8 var parser = new Parser(syntax, source, options);9 return parser.parseProgram();10};11Parser.prototype.parseProgram = function () {12 var node = this.createNode();13 this.expect(TokenType.Keyword, 'var');14 node.id = this.parseVariableIdentifier();15 this.expect(TokenType.Punctuator, '=');16 node.init = this.parseAssignmentExpression();17 this.expect(TokenType.Punctuator, ';');18 this.expect(TokenType.EOF);19 return node;20};21function Node(type, loc) {22 this.type = type;23 this.loc = loc;24}25function Program(body, loc) {26 Node.call(this, Syntax.Program, loc);27 this.body = body;28}29var Syntax = {

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Using AI Code Generation

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1const { createJSAst } = require('stryker-parent');2const ast = createJSAst('const foo = 1;', { plugins: ['jsx'] });3const { parse } = require('babylon');4module.exports = {5 createJSAst: (code, options) => parse(code, options)6};7{8 "peerDependencies": {9 }10}11{12 "dependencies": {13 }14}

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Using AI Code Generation

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1var createJSAst = require('stryker-parent').createJSAst;2var api = require('stryker-mutator-api');3var code = 'function add(a, b) { return a + b; }';4var ast = createJSAst(code);5var mutator = api.mutatorFor('JavaScript');6var mutants = mutator.mutate(ast);7var newAst = api.createJSAst(mutants[0].mutatedCode);8console.log(newAst);9var newCode = api.createJSCode(newAst);10console.log(newCode);11var newCode = api.createJSCode(newAst);12console.log(newCode);13var newCode = api.createJSCode(newAst);14console.log(newCode);15var newCode = api.createJSCode(newAst);16console.log(newCode);

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