How to use parseWithFn method in ladle

Best JavaScript code snippet using ladle

get-named-exports.test.ts

Source:get-named-exports.test.ts

2import getNamedExports from "../../lib/cli/vite-plugin/parse/get-named-exports.js";3import { parseWithFn, getOutput } from "./utils";4test("No named exports", async () => {5  expect(6    parseWithFn(7      `export default {}`,8      {},9      getNamedExports,10      "ExportNamedDeclaration",11    ),12  ).toEqual(getOutput({}));13});14test("Basic named exports", async () => {15  expect(16    parseWithFn(17      `export const MyStory = () => null;18       export const Ha = () => null;19      `,20      {},21      getNamedExports,22      "ExportNamedDeclaration",23    ),24  ).toEqual(25    getOutput({26      stories: [27        {28          componentName: "file$$my$story",29          namedExport: "MyStory",30          storyId: "file--my-story",31          locEnd: 1,32          locStart: 1,33        },34        {35          componentName: "file$$ha",36          locEnd: 2,37          locStart: 2,38          namedExport: "Ha",39          storyId: "file--ha",40        },41      ],42    }),43  );44});45test("Basic named exports in typescript", async () => {46  expect(47    parseWithFn(48      `export const MyStory = () => null;`,49      {},50      getNamedExports,51      "ExportNamedDeclaration",52      "foo.tsx",53    ),54  ).toEqual(55    getOutput({56      stories: [57        {58          componentName: "file$$my$story",59          namedExport: "MyStory",60          storyId: "file--my-story",61          locEnd: 1,62          locStart: 1,63        },64      ],65    }),66  );67});68test("Named export renamed through storyNames", async () => {69  expect(70    parseWithFn(71      `export const MyStory = () => null;`,72      {73        namedExportToStoryName: {74          MyStory: "RenamedStory",75        },76      },77      getNamedExports,78      "ExportNamedDeclaration",79    ),80  ).toEqual(81    getOutput({82      namedExportToStoryName: {83        MyStory: "RenamedStory",84      },85      stories: [86        {87          componentName: "file$$renamed$story",88          namedExport: "MyStory",89          storyId: "file--renamed-story",90          locEnd: 1,91          locStart: 1,92        },93      ],94    }),95  );96});97test("Named export with added story meta", async () => {98  expect(99    parseWithFn(100      `export const MyStory = () => null;`,101      {102        namedExportToMeta: {103          MyStory: {104            flag: true,105          },106        },107      },108      getNamedExports,109      "ExportNamedDeclaration",110    ),111  ).toEqual(112    getOutput({113      namedExportToMeta: {114        MyStory: {115          flag: true,116        },117      },118      storyParams: {119        "file--my-story": {120          meta: {121            flag: true,122          },123        },124      },125      stories: [126        {127          componentName: "file$$my$story",128          namedExport: "MyStory",129          storyId: "file--my-story",130          locEnd: 1,131          locStart: 1,132        },133      ],134    }),135  );136});137test("Named export with added default meta", async () => {138  expect(139    parseWithFn(140      `export const MyStory = () => null;`,141      {142        exportDefaultProps: {143          meta: {144            flag: true,145          },146        },147      },148      getNamedExports,149      "ExportNamedDeclaration",150    ),151  ).toEqual(152    getOutput({153      exportDefaultProps: {154        meta: {155          flag: true,156        },157      },158      storyParams: {159        "file--my-story": {160          meta: {161            flag: true,162          },163        },164      },165      stories: [166        {167          componentName: "file$$my$story",168          namedExport: "MyStory",169          storyId: "file--my-story",170          locEnd: 1,171          locStart: 1,172        },173      ],174    }),175  );176});177test("Named export with added default and story meta", async () => {178  expect(179    parseWithFn(180      `export const MyStory = () => null;`,181      {182        exportDefaultProps: {183          meta: {184            flag: true,185            color: "red",186          },187        },188        namedExportToMeta: {189          MyStory: {190            flag: false,191            browser: "chrome",192          },193        },194      },195      getNamedExports,196      "ExportNamedDeclaration",197    ),198  ).toEqual(199    getOutput({200      exportDefaultProps: {201        meta: {202          flag: true,203          color: "red",204        },205      },206      namedExportToMeta: {207        MyStory: {208          flag: false,209          browser: "chrome",210        },211      },212      storyParams: {213        "file--my-story": {214          meta: {215            browser: "chrome",216            color: "red",217            flag: false,218          },219        },220      },221      stories: [222        {223          componentName: "file$$my$story",224          namedExport: "MyStory",225          storyId: "file--my-story",226          locEnd: 1,227          locStart: 1,228        },229      ],230    }),231  );232});233test("Class Named Export", async () => {234  expect(235    parseWithFn(236      `export class MyClassStory extends React.Component { }`,237      {},238      getNamedExports,239      "ExportNamedDeclaration",240    ),241  ).toEqual(242    getOutput({243      stories: [244        {245          componentName: "file$$my$class$story",246          namedExport: "MyClassStory",247          storyId: "file--my-class-story",248          locEnd: 1,249          locStart: 1,250        },251      ],252    }),253  );254});255test("Function Named Export", async () => {256  expect(257    parseWithFn(258      `export function FunctionStory() { }`,259      {},260      getNamedExports,261      "ExportNamedDeclaration",262    ),263  ).toEqual(264    getOutput({265      stories: [266        {267          componentName: "file$$function$story",268          namedExport: "FunctionStory",269          storyId: "file--function-story",270          locEnd: 1,271          locStart: 1,...

get-storyname-and-meta.test.ts

Source:get-storyname-and-meta.test.ts

2import getStorynameAndMeta from "../../lib/cli/vite-plugin/parse/get-storyname-and-meta.js";3import { parseWithFn, getOutput } from "./utils";4test("No storyName or meta", async () => {5  expect(6    parseWithFn(`export default {}`, {}, getStorynameAndMeta, "Program"),7  ).toEqual(getOutput({}));8});9test("Storynames defined", async () => {10  expect(11    parseWithFn(12      `13const storyA = null;14storyA.storyName = 'storyRenamedA';15const storyB = null;16storyB.storyName = 'storyRenamedB';17`,18      {},19      getStorynameAndMeta,20      "Program",21    ),22  ).toEqual(23    getOutput({24      namedExportToStoryName: {25        storyA: "storyRenamedA",26        storyB: "storyRenamedB",27      },28    }),29  );30});31test("Meta defined", async () => {32  expect(33    parseWithFn(34      `35const storyA = null;36storyA.meta = {37  foo: true,38  baz: 'omg'39};40const storyB = null;41storyB.meta = {42  foo: false43};44`,45      {},46      getStorynameAndMeta,47      "Program",48    ),49  ).toEqual(50    getOutput({51      namedExportToMeta: {52        storyA: {53          baz: "omg",54          foo: true,55        },56        storyB: {57          foo: false,58        },59      },60    }),61  );62});63test("Storynames must be string", async () => {64  expect(() =>65    parseWithFn(66      `67const storyA = null;68storyA.storyName = true;69`,70      {},71      getStorynameAndMeta,72      "Program",73    ),74  ).toThrow(`storyA.storyName in file.js must be a string literal.`);75});76test("Meta must be an ObjectExpression", async () => {77  expect(() =>78    parseWithFn(79      `80const storyA = null;81storyA.meta = true;82`,83      {},84      getStorynameAndMeta,85      "Program",86    ),87  ).toThrow(`storyA.meta in file.js must be an object expression.`);88});89test("Meta must be serializable.", async () => {90  expect(() =>91    parseWithFn(92      `93const storyA = null;94storyA.meta = {95  foo: () => null96};97`,98      {},99      getStorynameAndMeta,100      "Program",101    ),102  ).toThrow(`storyA.meta in file.js must be serializable.`);...

get-default-export.test.ts

Source:get-default-export.test.ts

2import getDefaultExport from "../../lib/cli/vite-plugin/parse/get-default-export.js";3import { parseWithFn, getOutput } from "./utils";4test("No default export", async () => {5  expect(6    parseWithFn(7      `const haha = true;`,8      {},9      getDefaultExport,10      "ExportDefaultDeclaration",11    ),12  ).toEqual(13    getOutput({14      exportDefaultProps: { title: undefined, meta: undefined },15    }),16  );17});18test("Get default export title", async () => {19  expect(20    parseWithFn(21      `export default { title: 'Title'}`,22      {},23      getDefaultExport,24      "ExportDefaultDeclaration",25    ),26  ).toEqual(27    getOutput({28      exportDefaultProps: { title: "Title", meta: undefined },29    }),30  );31});32test("Get default export meta", async () => {33  expect(34    parseWithFn(35      `export default { meta: { some: 'foo', flag: true } }`,36      {},37      getDefaultExport,38      "ExportDefaultDeclaration",39    ),40  ).toEqual(41    getOutput({42      exportDefaultProps: {43        title: undefined,44        meta: { some: "foo", flag: true },45      },46    }),47  );48});49test("Get simple reference ", async () => {50  expect(51    parseWithFn(52      `const params = { meta: { some: 'foo', flag: true } }; export default params;`,53      {},54      getDefaultExport,55      "ExportDefaultDeclaration",56    ),57  ).toEqual(58    getOutput({59      exportDefaultProps: {60        title: undefined,61        meta: { some: "foo", flag: true },62      },63    }),64  );65});66test("Throw an error if default export is not serializable", async () => {67  expect(() =>68    parseWithFn(69      `export default { title: () => true }`,70      {},71      getDefaultExport,72      "ExportDefaultDeclaration",73    ),74  ).toThrow(75    `Can't parse the default title and meta of file.js. Meta must be serializable and title a string literal.`,76  );...

Using AI Code Generation

1var ladle = require('ladle');2var fs = require('fs');3var path = require('path');4var xml = fs.readFileSync(path.resolve(__dirname, 'test.xml')).toString();5var result = ladle.parseWithFn(xml, function(node) {6    return node.name === 'foo';7});8console.log(result);9[ { name: 'foo', attrs: {}, children: [Object] } ]10var ladle = require('ladle');11var fs = require('fs');12var path = require('path');13var xml = fs.readFileSync(path.resolve(__dirname, 'test.xml')).toString();14console.log(result);15[ { name: 'foo', attrs: {}, children: [Object] } ]16var ladle = require('ladle');17var fs = require('fs');18var path = require('path');19var xml = fs.readFileSync(path.resolve(__dirname, 'test.xml')).toString();20console.log(result);21[ { name: 'foo', attrs: {}, children: [Object] } ]22var ladle = require('ladle');23var fs = require('fs');24var path = require('path');25var xml = fs.readFileSync(path.resolve(__dirname, 'test.xml')).toString();26console.log(result);27[ { name: 'foo', attrs: {}, children: [Object] } ]28var ladle = require('ladle');29var fs = require('fs');30var path = require('path');31var xml = fs.readFileSync(path.resolve(__dirname, 'test.xml')).toString();

Using AI Code Generation

1var ladle = require('ladle');2var fs = require('fs');3var path = require('path');4var file = fs.readFileSync(path.join(__dirname, 'test.html'));5var result = ladle.parseWithFn(file, function($) {6  return $('div').text();7});8console.log(result);

Using AI Code Generation

1var ladle = require('ladle');2var fs = require('fs');3var data = fs.readFileSync('test.csv', 'utf8');4var parsedData = ladle.parseWithFn(data, function (line) {5    var result = {};6    result.name = line[0];7    result.age = line[1];8    return result;9});10console.log(parsedData);11[ { name: 'John', age: '23' },12  { name: 'Smith', age: '24' },13  { name: 'David', age: '25' },14  { name: 'Mark', age: '26' },15  { name: 'John', age: '27' } ]

Using AI Code Generation

1var ladle = require('ladle');2var parseWithFn = ladle.parseWithFn;3var parser = new parseWithFn('test.ladle');4parser.parse();5var ladle = require('ladle');6var parser = new ladle.parse('test.ladle');7parser.parse();8function test() {9  console.log('test');10}11test();12function test() {13  console.log('test');14}15test();16var test = function() {17  console.log('test');18}19test();20var test = function() {21  console.log('test');22}23test();24var test = () => {25  console.log('test');26}27test();28var test = () => {29  console.log('test');30}31test();32var test = () => console.log('test');33test();34var test = () => console.log('test');35test();36function test() {37  console.log('test');38}39test();40function test() {41  console.log('test');42}43test();44var test = function() {45  console.log('test');46}47test();48var test = function() {49  console.log('test');50}51test();52var test = () => {53  console.log('test');54}55test();56var test = () => {57  console.log('test');58}59test();60var test = () => console.log('test');

Using AI Code Generation

1var ladle = require('ladle');2var parser = new ladle.Parser();3parser.parseWithFn('test.txt', function(err, data) {4    console.log(data);5});6var a = 10;7var b = 20;8var c = a + b;9console.log(c);10[ { type: 'var',11    column: 0 },12  { type: 'var',13    column: 0 },14  { type: 'var',15    column: 0 },16  { type: 'console',17    column: 0 } ]18var ladle = require('ladle');19var parser = new ladle.Parser();20parser.parse('test.txt', function(err, data) {21    console.log(data);22});23var a = 10;24var b = 20;25var c = a + b;26console.log(c);27[ { type: 'var',28    column: 0 },29  { type: 'var',30    column: 0 },31  { type: 'var',32    column: 0 },33  { type: 'console',34    column: 0 } ]35var ladle = require('ladle');36var parser = new ladle.Parser();37parser.parse('test.txt')38.then(function(data) {39    console.log(data);40})41.catch(function(err) {42    console.log(err);43});

Using AI Code Generation

1var ladle = require('ladle');2var fs = require('fs');3var html = fs.readFileSync('index.html', 'utf8');4var result = ladle.parseWithFn(html, function() {5    return {6        meta: document.querySelector('meta[name=description]').getAttribute('content')7    };8});9console.log(result);10ladle.parse(html, options)11ladle.parseWithFn(html, fn)

Using AI Code Generation

1var ladle = require('ladle');2var file = 'test.csv';3var fn = function (row, index, callback) {4  row['index'] = index;5  callback(null, row);6};7ladle.parseWithFn(file, fn, function (err, data) {8  if (err) {9    console.log(err);10  } else {11    console.log(data);12  }13});14### ladle.parse(file, [options], callback)15* `delimiter` - the delimiter to use (default: `','`)16* `quote` - the quote character to use (default: `'\"'`)17* `escape` - the escape character to use (default: `'\"'`)18* `comment` - the comment character to use (default: `'#'`)19* `columns` - if true, the first line of the file will be used as the column names (default: `false`)20* `headers` - if true, the first line of the file will be used as the column names (default: `false`)21* `auto_parse` - if true, columns will be automatically parsed (default: `true`)22* `auto_parse_date` - if true, date columns will be automatically parsed (default: `true`)23### ladle.parseWithFn(file, fn, callback)24### ladle.parseStream(stream, [options], callback)

Using AI Code Generation

1var ladle = require('ladle');2var parser = ladle.createParser();3var data = '1,2,3,4';4var fn = function (d) {5    return d.map(function (i) {6        return parseInt(i);7    });8};9parser.parseWithFn(data, fn, function (err, result) {10    if (err) {11        console.log(err);12    } else {13        console.log(result);14    }15});16var ladle = require('ladle');17var parser = ladle.createParser();18var data = '1,2,3,4';19var fn = function (d) {20    return d.map(function (i) {21        return parseInt(i);22    });23};24parser.parseWithFn(data, fn, function (err, result) {25    if (err) {26        console.log(err);27    } else {28        console.log(result);29    }30});31var ladle = require('ladle');32var parser = ladle.createParser();33var data = '1,2,3,4';34var fn = function (d) {35    return d.map(function (i) {36        return parseInt(i);37    });38};39parser.parseWithFn(data, fn, function (err, result) {40    if (err) {41        console.log(err);42    } else {43        console.log(result);44    }45});46var ladle = require('ladle');47var parser = ladle.createParser();48var data = '1,2,3,4';49var fn = function (d) {50    return d.map(function (i) {51        return parseInt(i);52    });53};54parser.parseWithFn(data, fn, function (err, result) {55    if (err) {56        console.log(err);57    } else {58        console.log(result);59    }60});

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.