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How to use createVariableDeclaration method in ts-auto-mock

Best JavaScript code snippet using ts-auto-mock

utils_spec.ts

Source:utils_spec.ts

...47describe('getTsHelperFnFromDeclaration()', () => {48  const createFunctionDeclaration = (fnName?: string) => ts.createFunctionDeclaration(49      undefined, undefined, undefined, fnName, undefined, [], undefined, undefined);50  const createVariableDeclaration = (varName: string) =>51      ts.createVariableDeclaration(varName, undefined, undefined);52  it('should recognize the `__assign` helper as function declaration', () => {53    const decl1 = createFunctionDeclaration('__assign');54    const decl2 = createFunctionDeclaration('__assign$42');55    expect(getTsHelperFnFromDeclaration(decl1)).toBe(KnownDeclaration.TsHelperAssign);56    expect(getTsHelperFnFromDeclaration(decl2)).toBe(KnownDeclaration.TsHelperAssign);57  });58  it('should recognize the `__assign` helper as variable declaration', () => {59    const decl1 = createVariableDeclaration('__assign');60    const decl2 = createVariableDeclaration('__assign$42');61    expect(getTsHelperFnFromDeclaration(decl1)).toBe(KnownDeclaration.TsHelperAssign);62    expect(getTsHelperFnFromDeclaration(decl2)).toBe(KnownDeclaration.TsHelperAssign);63  });64  it('should recognize the `__spread` helper as function declaration', () => {65    const decl1 = createFunctionDeclaration('__spread');66    const decl2 = createFunctionDeclaration('__spread$42');67    expect(getTsHelperFnFromDeclaration(decl1)).toBe(KnownDeclaration.TsHelperSpread);68    expect(getTsHelperFnFromDeclaration(decl2)).toBe(KnownDeclaration.TsHelperSpread);69  });70  it('should recognize the `__spread` helper as variable declaration', () => {71    const decl1 = createVariableDeclaration('__spread');72    const decl2 = createVariableDeclaration('__spread$42');73    expect(getTsHelperFnFromDeclaration(decl1)).toBe(KnownDeclaration.TsHelperSpread);74    expect(getTsHelperFnFromDeclaration(decl2)).toBe(KnownDeclaration.TsHelperSpread);75  });76  it('should recognize the `__spreadArrays` helper as function declaration', () => {77    const decl1 = createFunctionDeclaration('__spreadArrays');78    const decl2 = createFunctionDeclaration('__spreadArrays$42');79    expect(getTsHelperFnFromDeclaration(decl1)).toBe(KnownDeclaration.TsHelperSpreadArrays);80    expect(getTsHelperFnFromDeclaration(decl2)).toBe(KnownDeclaration.TsHelperSpreadArrays);81  });82  it('should recognize the `__spreadArrays` helper as variable declaration', () => {83    const decl1 = createVariableDeclaration('__spreadArrays');84    const decl2 = createVariableDeclaration('__spreadArrays$42');85    expect(getTsHelperFnFromDeclaration(decl1)).toBe(KnownDeclaration.TsHelperSpreadArrays);86    expect(getTsHelperFnFromDeclaration(decl2)).toBe(KnownDeclaration.TsHelperSpreadArrays);87  });88  it('should return null for unrecognized helpers', () => {89    const decl1 = createFunctionDeclaration('__foo');90    const decl2 = createVariableDeclaration('spread');91    const decl3 = createFunctionDeclaration('spread$42');92    expect(getTsHelperFnFromDeclaration(decl1)).toBe(null);93    expect(getTsHelperFnFromDeclaration(decl2)).toBe(null);94    expect(getTsHelperFnFromDeclaration(decl3)).toBe(null);95  });96  it('should return null for unnamed declarations', () => {97    const unnamledDecl = createFunctionDeclaration(undefined);98    expect(getTsHelperFnFromDeclaration(unnamledDecl)).toBe(null);99  });100  it('should return null for non-function/variable declarations', () => {101    const classDecl =102        ts.createClassDeclaration(undefined, undefined, '__assign', undefined, undefined, []);103    expect(classDecl.name!.text).toBe('__assign');104    expect(getTsHelperFnFromDeclaration(classDecl)).toBe(null);...

try-catch.ts

Source:try-catch.ts

...7    factory.createVariableStatement(8      undefined,9      factory.createVariableDeclarationList(10        [11          factory.createVariableDeclaration(12            factory.createIdentifier(exceptionIdentifier),13            undefined,14            factory.createKeywordTypeNode(ts.SyntaxKind.UnknownKeyword),15            undefined16          ),17        ],18        ts.NodeFlags.Let19      )20    ),21    factory.createVariableStatement(22      undefined,23      factory.createVariableDeclarationList(24        [25          factory.createVariableDeclaration(26            factory.createIdentifier(`${exceptionIdentifier}_accessed`),27            undefined,28            factory.createKeywordTypeNode(ts.SyntaxKind.BooleanKeyword),29            undefined30          ),31        ],32        ts.NodeFlags.Let33      )34    ),35    factory.createVariableStatement(36      undefined,37      factory.createVariableDeclarationList(38        [39          factory.createVariableDeclaration(40            factory.createIdentifier(accessorFnIdentifier),41            undefined,42            undefined,43            factory.createArrowFunction(44              undefined,45              undefined,46              [],47              undefined,48              factory.createToken(ts.SyntaxKind.EqualsGreaterThanToken),49              factory.createBlock(50                [51                  factory.createExpressionStatement(52                    factory.createBinaryExpression(53                      factory.createIdentifier(`${exceptionIdentifier}_accessed`),54                      factory.createToken(ts.SyntaxKind.EqualsToken),55                      factory.createTrue()56                    )57                  ),58                  factory.createReturnStatement(factory.createIdentifier(exceptionIdentifier)),59                ],60                true61              )62            )63          ),64        ],65        ts.NodeFlags.Const66      )67    ),68    factory.createVariableStatement(69      undefined,70      factory.createVariableDeclarationList(71        [72          factory.createVariableDeclaration(73            factory.createIdentifier(`${exceptionIdentifier}_unhandled`),74            undefined,75            undefined,76            factory.createArrowFunction(77              undefined,78              undefined,79              [],80              undefined,81              factory.createToken(ts.SyntaxKind.EqualsGreaterThanToken),82              factory.createBinaryExpression(83                factory.createPrefixUnaryExpression(ts.SyntaxKind.ExclamationToken, factory.createIdentifier(`${exceptionIdentifier}_accessed`)),84                factory.createToken(ts.SyntaxKind.AmpersandAmpersandToken),85                factory.createIdentifier(exceptionIdentifier)86              )87            )88          ),89        ],90        ts.NodeFlags.Const91      )92    ),93  ];94  return statements;95};96export const wrapInTryCatch = (context: ts.TransformationContext, statements: ts.Statement[]): ts.TryStatement => {97  const factory = context.factory;98  return factory.createTryStatement(99    factory.createBlock(100      [101        factory.createExpressionStatement(102          factory.createBinaryExpression(103            factory.createIdentifier(`${exceptionIdentifier}_accessed`),104            factory.createToken(ts.SyntaxKind.EqualsToken),105            factory.createFalse()106          )107        ),108        ...statements,109      ],110      true111    ),112    factory.createCatchClause(113      factory.createVariableDeclaration(114        factory.createIdentifier('$__err'),115        undefined,116        factory.createKeywordTypeNode(ts.SyntaxKind.UnknownKeyword),117        undefined118      ),119      factory.createBlock(120        [121          factory.createExpressionStatement(122            factory.createBinaryExpression(123              factory.createIdentifier(exceptionIdentifier),124              factory.createToken(ts.SyntaxKind.EqualsToken),125              factory.createIdentifier('$__err')126            )127          ),128        ],129        true130      )131    ),132    undefined133  );134};135export const checkUnhandledExceptions = (context: ts.TransformationContext): ts.Statement[] => {136  const factory = context.factory;137  return [138    factory.createVariableStatement(139      undefined,140      factory.createVariableDeclarationList(141        [142          factory.createVariableDeclaration(143            factory.createIdentifier('unhandled'),144            undefined,145            undefined,146            factory.createCallExpression(factory.createIdentifier(`${exceptionIdentifier}_unhandled`), undefined, [])147          ),148        ],149        ts.NodeFlags.Const150      )151    ),152    factory.createIfStatement(factory.createIdentifier('unhandled'), factory.createThrowStatement(factory.createIdentifier('unhandled')), undefined),153  ];...

cjs.ts

Source:cjs.ts

...3// This file is to deal with CommonJS modules, and extract4// their exported members in an isolated way.5// We have the following strategy:6// - module.exports = constant;7// const tmp = ts.createVariableDeclaration(..., constant);8// exports.set("export=", tmp);9//10// - module.exports = { a: 3, ... };11// const tmp = ts.createVariableDeclaration(..., 3);12// exports.set("a", tmp);13// ...14//15// - exports.a = function() {}16// const tmp = ts.createVariableDeclaration(..., functionDeclaration);17// exports.set("a", tmp);18//19// - exports.a = {};20// Same as `exports.a = constant`. (For not having a ambiguity.)21//22// - exports.a.b = ...;23// Not supported atm.24//25// - exports = ...;26// Not valid.27//28// TODO(qti3e) global.module.exports = ...;29export const exportsSym = Symbol();30export const moduleSym = Symbol();31export function extractCJSExports(sourceFile: ts.SourceFile): void {32  for (const node of sourceFile.statements) {33    if (ts.isExpressionStatement(node)) {34      processExport(node, sourceFile);35    }36  }37}38function processExport(39  node: ts.ExpressionStatement,40  sourceFile: ts.SourceFile41): void {42  const expression = node.expression;43  if (!ts.isBinaryExpression(expression)) { return; }44  const name = getName(expression);45  if (!name) { return; }46  if (name === "export=") { sourceFile.exports.clear(); }47  const right = expression.right;48  if (ts.isIdentifier(right) ||49      ts.isFunctionExpression(right) ||50      ts.isArrowFunction(right)) {51    sourceFile.exports.set(name, right);52    return;53  }54  switch(right.kind) {55    case ts.SyntaxKind.TrueKeyword:56    case ts.SyntaxKind.FalseKeyword:57    case ts.SyntaxKind.StringLiteral:58    case ts.SyntaxKind.NullKeyword:59    case ts.SyntaxKind.NumericLiteral:60      const declaration = ts.createVariableDeclaration(null, null, right);61      const list = ts.createVariableDeclarationList([declaration]);62      const statement = ts.createVariableStatement([], list);63      declaration.scope = sourceFile;64      declaration.parent = list;65      list.scope = sourceFile;66      list.parent = statement;67      statement.scope = sourceFile;68      statement.parent = sourceFile;69      sourceFile.exports.set(name, declaration);70    default:71      return;72  }73}74function getName(expression: ts.BinaryExpression): string | void {...

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock/variable';2const variableDeclaration = createVariableDeclaration('test1');3import { createVariableStatement } from 'ts-auto-mock/variable';4const variableStatement = createVariableStatement('test1');5import { createVariableDeclarationList } from 'ts-auto-mock/variable';6const variableDeclarationList = createVariableDeclarationList('test1');7declare const test1: any;8const test1 = undefined;9const test1 = undefined;10const test1 = undefined;11declare const test2: any;12const test2 = undefined;13const test2 = undefined;14const test2 = undefined;15declare const test3: any;16const test3 = undefined;17const test3 = undefined;18const test3 = undefined;19declare const test4: any;20const test4 = undefined;21const test4 = undefined;22const test4 = undefined;23declare const test5: any;24const test5 = undefined;25const test5 = undefined;26const test5 = undefined;27declare const test6: any;28const test6 = undefined;29const test6 = undefined;30const test6 = undefined;

Using AI Code Generation

1import {createVariableDeclaration} from 'ts-auto-mock/variable';2const variableDeclaration = createVariableDeclaration('variableName', 'type');3import {createVariableDeclaration} from 'ts-auto-mock/variable';4const variableDeclaration = createVariableDeclaration('variableName', 'type', 'value');5import {createVariableDeclaration} from 'ts-auto-mock/variable';6const variableDeclaration = createVariableDeclaration('variableName', 'type');7import {createVariableDeclaration} from 'ts-auto-mock/variable';8const variableDeclaration = createVariableDeclaration('variableName', 'type', 'value');9import {createVariableDeclaration} from 'ts-auto-mock/variable';10const variableDeclaration = createVariableDeclaration('variableName', 'type');11import {createVariableDeclaration} from 'ts-auto-mock/variable';12const variableDeclaration = createVariableDeclaration('variableName', 'type', 'value');13import {createVariableStatement} from 'ts-auto-mock/variable';14const variableStatement = createVariableStatement('variableName', 'type');15import {createVariableStatement} from 'ts-auto-mock/variable';16const variableStatement = createVariableStatement('variableName', 'type', 'value');17import {createVariableStatement} from 'ts-auto-mock/variable';18const variableStatement = createVariableStatement('variableName', 'type');

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock/variable';2const variableDeclaration = createVariableDeclaration({3});4console.log(variableDeclaration);5import { createVariableDeclaration } from 'ts-auto-mock/variable';6const variableDeclaration = createVariableDeclaration({7});8console.log(variableDeclaration);9import { createVariableDeclaration } from 'ts-auto-mock/variable';10const variableDeclaration = createVariableDeclaration({11});12console.log(variableDeclaration);13import { createVariableDeclaration } from 'ts-auto-mock/variable';14const variableDeclaration = createVariableDeclaration({15});16console.log(variableDeclaration);17MIT © [Rafael Goulart](

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock/extension';2import { createVariableDeclaration } from 'ts-auto-mock/extension';3{4  "tsAutoMock.import": true5}6{7}8{9}10{11}12{13}14{15}16{17}18{19}20{21}22{23}24{

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock/variable';2const variableDeclaration = createVariableDeclaration('name', 'string');3import { createVariableDeclaration } from 'ts-auto-mock/variable';4const variableDeclaration = createVariableDeclaration('name', 'string', true);5import { createVariableDeclaration } from 'ts-auto-mock/variable';6const variableDeclaration = createVariableDeclaration('name', 'string', true, true);7import { createVariableDeclaration } from 'ts-auto-mock/variable';8const variableDeclaration = createVariableDeclaration('name', 'string', false, true);9import { createVariableDeclaration } from 'ts-auto-mock/variable';10const variableDeclaration = createVariableDeclaration('name', 'string', false, false);11import { createVariableDeclaration } from 'ts-auto-mock/variable';12const variableDeclaration = createVariableDeclaration('name', 'string', true, false);13import { createVariableDeclaration } from 'ts-auto-mock/variable';14const variableDeclaration = createVariableDeclaration('name', 'string', true, true, true);15import { createVariableDeclaration } from 'ts-auto-mock/variable';16const variableDeclaration = createVariableDeclaration('name', 'string', false, true, true);17import { createVariable

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock/variable';2const variableDeclaration = createVariableDeclaration('variable', 'any');3console.log(variableDeclaration);4import { createVariableDeclaration } from 'ts-auto-mock/variable';5const variableDeclaration = createVariableDeclaration('variable', 'any', true);6console.log(variableDeclaration);7import { createVariableDeclaration } from 'ts-auto-mock/variable';8const variableDeclaration = createVariableDeclaration('variable', 'any', false);9console.log(variableDeclaration);10import { createVariableDeclaration } from 'ts-auto-mock/variable';11const variableDeclaration = createVariableDeclaration('variable', 'any', true, true);12console.log(variableDeclaration);13import { createVariableDeclaration } from 'ts-auto-mock/variable';14const variableDeclaration = createVariableDeclaration('variable', 'any', false, true);15console.log(variableDeclaration);16import { createVariableDeclaration } from 'ts-auto-mock/variable';17const variableDeclaration = createVariableDeclaration('variable', 'any', false, false);18console.log(variableDeclaration);19import { createVariableDeclaration } from 'ts-auto-mock/variable';20const variableDeclaration = createVariableDeclaration('variable', 'any', true, false);21console.log(variableDeclaration);22import { createVariableDeclaration } from 'ts-auto-mock/variable';23const variableDeclaration = createVariableDeclaration('variable', 'any', false, true, true);24console.log(variableDeclaration);

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock';2const test1VariableDeclaration = createVariableDeclaration('test1', 'ITest1');3import { createVariableDeclarationStatement } from 'ts-auto-mock';4const test1VariableDeclarationStatement = createVariableDeclarationStatement('test1', 'ITest1');5import { createVariableStatement } from 'ts-auto-mock';6const test1VariableStatement = createVariableStatement('test1', 'ITest1');7import { createExpressionStatement } from 'ts-auto-mock';8const test1ExpressionStatement = createExpressionStatement('test1', 'ITest1');9import { createReturnStatement } from 'ts-auto-mock';10const test1ReturnStatement = createReturnStatement('test1', 'ITest1');11import { createCallExpression } from 'ts-auto-mock';12const test1CallExpression = createCallExpression('test1', 'ITest1');13import { createExportAssignment } from 'ts-auto-mock';14const test1ExportAssignment = createExportAssignment('test1', 'ITest1');

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock/variable';2const variable: string = createVariableDeclaration('variableName', 'string');3import { createVariableDeclarationWithMock } from 'ts-auto-mock/variable';4const variable: string = createVariableDeclarationWithMock('variableName', 'string');5import { createVariableDeclarationWithRequire } from 'ts-auto-mock/variable';6const variable: string = createVariableDeclarationWithRequire('variableName', 'string');7import { createVariableDeclarationWithRequireMock } from 'ts-auto-mock/variable';8const variable: string = createVariableDeclarationWithRequireMock('variableName', 'string');9import { createVariableDeclarationWithImport } from 'ts-auto-mock/variable';10const variable: string = createVariableDeclarationWithImport('variableName', 'string');11import { createVariableDeclarationWithImportMock } from 'ts-auto-mock/variable';12const variable: string = createVariableDeclarationWithImportMock('variableName', 'string');

Using AI Code Generation

1import { createVariableDeclaration } from 'ts-auto-mock/variable';2const variableDeclaration = createVariableDeclaration('myVar', 'number');3console.log(variableDeclaration);4import { createVariableDeclaration } from 'ts-auto-mock/variable';5const variableDeclaration = createVariableDeclaration('myVar', 'number', 10);6console.log(variableDeclaration);7import { createVariableDeclaration } from 'ts-auto-mock/variable';8const variableDeclaration = createVariableDeclaration('myVar', 'number', 10);9console.log(variableDeclaration);10import { createVariableStatement } from 'ts-auto-mock/variable';11const variableStatement = createVariableStatement('myVar', 'number');12console.log(variableStatement);

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