How to use getDescriptor method in storybook-root

Best JavaScript code snippet using storybook-root

cross-script-vars.js

Source:cross-script-vars.js

1// Copyright 2015 the V8 project authors. All rights reserved.2// Use of this source code is governed by a BSD-style license that can be3// found in the LICENSE file.4// Flags: --allow-natives-syntax5function PrintDesc(desc, s) {6  var json;7  if (desc) {8    json = JSON.stringify(desc);9  } else {10    json = "<no such property>";11  }12  if (s === undefined) {13    print(json);14  } else {15    print(s + ": " + json);16  }17}18var counters;19var test_realm;20var cfg;21function GetDescriptor() {22  var code = 'Object.getOwnPropertyDescriptor(global, "x")';23  var desc = Realm.eval(test_realm, code);24//  PrintDesc(desc);25  return desc;26}27function SetUp() {28  counters = {};29  Realm.shared = {counters: counters};30  test_realm = Realm.create();31  Realm.eval(test_realm, 'var global = Realm.global(Realm.current());');32  print("=====================");33  print("Test realm: " + test_realm);34  assertEquals(undefined, GetDescriptor());35}36function TearDown() {37  Realm.dispose(test_realm);38  print("OK");39}40function AddStrict(code, cfg) {41  return cfg.strict ? '"use strict"; ' + code : code;42}43function ForceMutablePropertyCellType() {44  Realm.eval(test_realm, 'global.x = {}; global.x = undefined;');45}46function DeclareVar() {47  var code = 'var x;';48  return Realm.eval(test_realm, AddStrict(code, cfg));49}50function DefineVar(v) {51  var code = 'var x = ' + v;52  return Realm.eval(test_realm, AddStrict(code, cfg));53}54function DefineLoadVar() {55  var name = 'LoadVar_' + test_realm;56  var code =57      'var x;' +58      'function ' + name + '() {' +59      '  return x;' +60      '};'61  return Realm.eval(test_realm, AddStrict(code, cfg));62}63function LoadVar() {64  var name = 'LoadVar_' + test_realm;65  var code = (cfg.optimize ? '%PrepareFunctionForOptimization(' + name + ');' : '') +66      (cfg.optimize ? '%OptimizeFunctionOnNextCall(' + name + ');' : '') +67      name + '();';68  return Realm.eval(test_realm, AddStrict(code, cfg));69}70function DefineStoreVar() {71  var name = 'StoreVar_' + test_realm;72  var code = 'var g = (Function("return this"))();' +73      'var x;' +74      'function ' + name + '(v) {' +75      '  return x = v;' +76      '};';77  return Realm.eval(test_realm, AddStrict(code, cfg));78}79function StoreVar(v) {80  var name = 'StoreVar_' + test_realm;81  var code = (cfg.optimize ? '%PrepareFunctionForOptimization(' + name + ');' : '') +82      (cfg.optimize ? '%OptimizeFunctionOnNextCall(' + name + ');' : '') +83      name + '(' + v + ');';84  return Realm.eval(test_realm, AddStrict(code, cfg));85}86// It does 13 iterations which results in 27 loads87// and 14 stores.88function LoadStoreLoop() {89  var code = 'for(var x = 0; x < 13; x++);';90  return Realm.eval(test_realm, AddStrict(code, cfg));91}92function DefineRWDataProperty() {93  var code =94      'Object.defineProperty(global, "x", { ' +95      '  value: 42, ' +96      '  writable: true, ' +97      '  enumerable: true, ' +98      '  configurable: true ' +99      '});';100  return Realm.eval(test_realm, AddStrict(code, cfg));101}102function DefineRODataProperty() {103  var code =104      'Object.defineProperty(global, "x", { ' +105      '  value: 42, ' +106      '  writable: false, ' +107      '  enumerable: true, ' +108      '  configurable: true ' +109      '});';110  return Realm.eval(test_realm, AddStrict(code, cfg));111}112function SetX_(v) {113  var code =114      'global.x_ = ' + v + '; ';115  return Realm.eval(test_realm, code);116}117function DefineRWAccessorProperty() {118  var code =119      'Object.defineProperty(global, "x", {' +120      '  get: function() { Realm.shared.counters.get_count++; return this.x_; },' +121      '  set: function(v) { Realm.shared.counters.set_count++; this.x_ = v; },' +122      '  enumerable: true, configurable: true' +123      '});';124  counters.get_count = 0;125  counters.set_count = 0;126  return Realm.eval(test_realm, AddStrict(code, cfg));127}128function DefineROAccessorProperty() {129  var code =130      'Object.defineProperty(global, "x", {' +131      '  get: function() { Realm.shared.counters.get_count++; return this.x_; },' +132      '  enumerable: true, configurable: true' +133      '});';134  counters.get_count = 0;135  counters.set_count = 0;136  return Realm.eval(test_realm, AddStrict(code, cfg));137}138function testSuite(opt_cfg) {139  //140  // Non strict.141  //142  (function() {143    SetUp();144    cfg = {optimize: opt_cfg.optimize, strict: false};145    DeclareVar();146    DefineLoadVar();147    DefineStoreVar();148    assertEquals(undefined, LoadVar());149    assertEquals(false, GetDescriptor().configurable);150    // Force property cell type to kMutable.151    DefineVar(undefined);152    DefineVar(153);153    assertEquals(false, GetDescriptor().configurable);154    assertEquals(153, LoadVar());155    assertEquals(113, StoreVar(113));156    assertEquals(113, LoadVar());157    LoadStoreLoop();158    assertEquals(13, LoadVar());159    TearDown();160  })();161  (function() {162    SetUp();163    cfg = {optimize: opt_cfg.optimize, strict: false};164    ForceMutablePropertyCellType();165    DefineLoadVar();166    DefineStoreVar();167    DefineRWDataProperty();168    assertEquals(42, LoadVar());169    assertEquals(true, GetDescriptor().configurable);170    DefineVar(153);171    assertEquals(true, GetDescriptor().configurable);172    assertEquals(153, LoadVar());173    assertEquals(113, StoreVar(113));174    assertEquals(113, LoadVar());175    LoadStoreLoop();176    assertEquals(13, LoadVar());177    // Now reconfigure to accessor.178    DefineRWAccessorProperty();179    assertEquals(undefined, GetDescriptor().value);180    assertEquals(true, GetDescriptor().configurable);181    assertEquals(0, counters.get_count);182    assertEquals(0, counters.set_count);183    assertEquals(undefined, LoadVar());184    assertEquals(1, counters.get_count);185    assertEquals(0, counters.set_count);186    LoadStoreLoop();187    assertEquals(28, counters.get_count);188    assertEquals(14, counters.set_count);189    assertEquals(13, LoadVar());190    assertEquals(29, counters.get_count);191    assertEquals(14, counters.set_count);192    TearDown();193  })();194  (function() {195    SetUp();196    cfg = {optimize: opt_cfg.optimize, strict: false};197    ForceMutablePropertyCellType();198    DefineLoadVar();199    DefineStoreVar();200    DefineRODataProperty();201    assertEquals(42, LoadVar());202    assertEquals(true, GetDescriptor().configurable);203    DefineVar(153);204    assertEquals(42, LoadVar());205    assertEquals(113, StoreVar(113));206    assertEquals(42, LoadVar());207    LoadStoreLoop();208    assertEquals(42, LoadVar());209    // Now reconfigure to accessor property.210    DefineRWAccessorProperty();211    assertEquals(undefined, GetDescriptor().value);212    assertEquals(true, GetDescriptor().configurable);213    assertEquals(0, counters.get_count);214    assertEquals(0, counters.set_count);215    assertEquals(undefined, LoadVar());216    assertEquals(1, counters.get_count);217    assertEquals(0, counters.set_count);218    LoadStoreLoop();219    assertEquals(28, counters.get_count);220    assertEquals(14, counters.set_count);221    assertEquals(13, LoadVar());222    assertEquals(29, counters.get_count);223    assertEquals(14, counters.set_count);224    TearDown();225  })();226  (function() {227    SetUp();228    cfg = {optimize: opt_cfg.optimize, strict: false};229    ForceMutablePropertyCellType();230    DefineLoadVar();231    DefineStoreVar();232    DefineRWAccessorProperty();233    assertEquals(0, counters.get_count);234    assertEquals(0, counters.set_count);235    assertEquals(true, GetDescriptor().configurable);236    assertEquals(undefined, LoadVar());237    assertEquals(1, counters.get_count);238    assertEquals(0, counters.set_count);239    DefineVar(153);240    assertEquals(true, GetDescriptor().configurable);241    assertEquals(1, counters.get_count);242    assertEquals(1, counters.set_count);243    assertEquals(153, LoadVar());244    assertEquals(2, counters.get_count);245    assertEquals(1, counters.set_count);246    assertEquals(113, StoreVar(113));247    assertEquals(2, counters.get_count);248    assertEquals(2, counters.set_count);249    assertEquals(113, LoadVar());250    assertEquals(3, counters.get_count);251    assertEquals(2, counters.set_count);252    LoadStoreLoop();253    assertEquals(30, counters.get_count);254    assertEquals(16, counters.set_count);255    assertEquals(13, LoadVar());256    assertEquals(31, counters.get_count);257    assertEquals(16, counters.set_count);258    // Now reconfigure to data property.259    DefineRWDataProperty();260    assertEquals(42, GetDescriptor().value);261    assertEquals(42, LoadVar());262    assertEquals(113, StoreVar(113));263    assertEquals(31, counters.get_count);264    assertEquals(16, counters.set_count);265    TearDown();266  })();267  (function() {268    SetUp();269    cfg = {optimize: opt_cfg.optimize, strict: false};270    ForceMutablePropertyCellType();271    DefineLoadVar();272    DefineStoreVar();273    DefineROAccessorProperty();274    assertEquals(0, counters.get_count);275    assertEquals(0, counters.set_count);276    assertEquals(true, GetDescriptor().configurable);277    assertEquals(undefined, LoadVar());278    assertEquals(1, counters.get_count);279    assertEquals(0, counters.set_count);280    SetX_(42);281    assertEquals(42, LoadVar());282    assertEquals(2, counters.get_count);283    assertEquals(0, counters.set_count);284    DefineVar(153);285    assertEquals(true, GetDescriptor().configurable);286    assertEquals(2, counters.get_count);287    assertEquals(0, counters.set_count);288    assertEquals(42, LoadVar());289    assertEquals(3, counters.get_count);290    assertEquals(0, counters.set_count);291    assertEquals(113, StoreVar(113));292    assertEquals(3, counters.get_count);293    assertEquals(0, counters.set_count);294    assertEquals(42, LoadVar());295    assertEquals(4, counters.get_count);296    assertEquals(0, counters.set_count);297    LoadStoreLoop();298    assertEquals(5, counters.get_count);299    assertEquals(0, counters.set_count);300    assertEquals(42, LoadVar());301    assertEquals(6, counters.get_count);302    assertEquals(0, counters.set_count);303    // Now reconfigure to data property.304    DefineRWDataProperty();305    assertEquals(42, GetDescriptor().value);306    assertEquals(42, LoadVar());307    assertEquals(113, StoreVar(113));308    assertEquals(6, counters.get_count);309    assertEquals(0, counters.set_count);310    TearDown();311  })();312  //313  // Strict.314  //315  (function() {316    SetUp();317    cfg = {optimize: opt_cfg.optimize, strict: true};318    DeclareVar();319    DefineLoadVar();320    DefineStoreVar();321    assertEquals(undefined, LoadVar());322    assertEquals(false, GetDescriptor().configurable);323    // Force property cell type to kMutable.324    DefineVar(undefined);325    DefineVar(153);326    assertEquals(false, GetDescriptor().configurable);327    assertEquals(153, LoadVar());328    assertEquals(113, StoreVar(113));329    assertEquals(113, LoadVar());330    LoadStoreLoop();331    assertEquals(13, LoadVar());332    TearDown();333  })();334  (function() {335    SetUp();336    cfg = {optimize: opt_cfg.optimize, strict: true};337    ForceMutablePropertyCellType();338    DefineLoadVar();339    DefineStoreVar();340    DefineRWDataProperty();341    assertEquals(42, LoadVar());342    assertEquals(true, GetDescriptor().configurable);343    DefineVar(153);344    assertEquals(true, GetDescriptor().configurable);345    assertEquals(153, LoadVar());346    assertEquals(113, StoreVar(113));347    assertEquals(113, LoadVar());348    LoadStoreLoop();349    assertEquals(13, LoadVar());350    TearDown();351  })();352  (function() {353    SetUp();354    cfg = {optimize: opt_cfg.optimize, strict: true};355    ForceMutablePropertyCellType();356    DefineLoadVar();357    DefineStoreVar();358    DefineRWDataProperty();359    assertEquals(true, GetDescriptor().configurable);360    assertEquals(true, GetDescriptor().writable);361    assertEquals(113, StoreVar(113));362    DefineRODataProperty();363    assertEquals(true, GetDescriptor().configurable);364    assertEquals(false, GetDescriptor().writable);365    assertEquals(42, LoadVar());366    assertEquals(true, GetDescriptor().configurable);367    assertThrows('DefineVar(153)');368    assertEquals(42, LoadVar());369    assertThrows('StoreVar(113)');370    assertThrows('StoreVar(113)');371    assertEquals(42, LoadVar());372    assertThrows('StoreVar(42)');373    assertEquals(42, LoadVar());374    assertThrows('LoadStoreLoop()');375    assertEquals(42, LoadVar());376    TearDown();377  })();378  (function() {379    SetUp();380    cfg = {optimize: opt_cfg.optimize, strict: true};381    ForceMutablePropertyCellType();382    DefineLoadVar();383    DefineStoreVar();384    DefineRWAccessorProperty();385    assertEquals(0, counters.get_count);386    assertEquals(0, counters.set_count);387    assertEquals(true, GetDescriptor().configurable);388    assertEquals(undefined, LoadVar());389    assertEquals(1, counters.get_count);390    assertEquals(0, counters.set_count);391    DefineVar(153);392    assertEquals(true, GetDescriptor().configurable);393    assertEquals(1, counters.get_count);394    assertEquals(1, counters.set_count);395    assertEquals(153, LoadVar());396    assertEquals(2, counters.get_count);397    assertEquals(1, counters.set_count);398    assertEquals(113, StoreVar(113));399    assertEquals(2, counters.get_count);400    assertEquals(2, counters.set_count);401    assertEquals(113, LoadVar());402    assertEquals(3, counters.get_count);403    assertEquals(2, counters.set_count);404    LoadStoreLoop();405    assertEquals(30, counters.get_count);406    assertEquals(16, counters.set_count);407    assertEquals(13, LoadVar());408    assertEquals(31, counters.get_count);409    assertEquals(16, counters.set_count);410    // Now reconfigure to data property.411    DefineRWDataProperty();412    assertEquals(42, GetDescriptor().value);413    assertEquals(42, LoadVar());414    assertEquals(113, StoreVar(113));415    assertEquals(31, counters.get_count);416    assertEquals(16, counters.set_count);417    TearDown();418  })();419  (function() {420    SetUp();421    cfg = {optimize: opt_cfg.optimize, strict: true};422    ForceMutablePropertyCellType();423    DefineLoadVar();424    DefineStoreVar();425    DefineROAccessorProperty();426    assertEquals(0, counters.get_count);427    assertEquals(0, counters.set_count);428    assertEquals(true, GetDescriptor().configurable);429    assertEquals(undefined, LoadVar());430    assertEquals(1, counters.get_count);431    assertEquals(0, counters.set_count);432    SetX_(42);433    assertEquals(42, LoadVar());434    assertEquals(2, counters.get_count);435    assertEquals(0, counters.set_count);436    assertThrows('DefineVar(153)');437    assertEquals(true, GetDescriptor().configurable);438    assertEquals(2, counters.get_count);439    assertEquals(0, counters.set_count);440    assertEquals(42, LoadVar());441    assertEquals(3, counters.get_count);442    assertEquals(0, counters.set_count);443    assertThrows('StoreVar(113)');444    assertEquals(3, counters.get_count);445    assertEquals(0, counters.set_count);446    assertEquals(42, LoadVar());447    assertEquals(4, counters.get_count);448    assertEquals(0, counters.set_count);449    assertThrows('LoadStoreLoop()');450    assertEquals(4, counters.get_count);451    assertEquals(0, counters.set_count);452    assertEquals(42, LoadVar());453    assertEquals(5, counters.get_count);454    assertEquals(0, counters.set_count);455    // Now reconfigure to data property.456    DefineRWDataProperty();457    assertEquals(42, GetDescriptor().value);458    assertEquals(42, LoadVar());459    assertEquals(113, StoreVar(113));460    assertEquals(5, counters.get_count);461    assertEquals(0, counters.set_count);462    TearDown();463  })();464}  // testSuite465testSuite({optimize: false});...

Using AI Code Generation

1import { getDescriptor } from "storybook-root";2const descriptor = getDescriptor();3import { getDescriptor } from "storybook-react";4const descriptor = getDescriptor();5import { getDescriptor } from "storybook-vue";6const descriptor = getDescriptor();7import { getDescriptor } from "storybook-angular";8const descriptor = getDescriptor();9import { getDescriptor } from "storybook-html";10const descriptor = getDescriptor();11import { getDescriptor } from "storybook-svelte";12const descriptor = getDescriptor();13import { getDescriptor } from "storybook-preact";14const descriptor = getDescriptor();15import { getDescriptor } from "storybook-web-components";16const descriptor = getDescriptor();17import { getDescriptor } from "storybook-riot";18const descriptor = getDescriptor();19import { getDescriptor } from "storybook-marko";20const descriptor = getDescriptor();21import { getDescriptor } from "storybook-ember";22const descriptor = getDescriptor();23import { getDescriptor } from "storybook-aurelia";24const descriptor = getDescriptor();25import { getDescriptor } from "storybook-mithril";26const descriptor = getDescriptor();27import { getDescriptor } from "storybook-inferno";28const descriptor = getDescriptor();29import { getDescriptor } from "storybook-nuxt";30const descriptor = getDescriptor();31import { getDescriptor } from "storybook-polymer";32const descriptor = getDescriptor();33import { getDescriptor } from "storybook-rax";34const descriptor = getDescriptor();

Using AI Code Generation

1import { getDescriptor } from 'storybook-root'2import { getStory } from 'storyblok-js-client'3const descriptor = getDescriptor(storyPath)4const story = getStory(descriptor)5import { getDescriptor } from 'storybook-root'6import { getStory } from 'storyblok-js-client'7const descriptor = getDescriptor(storyPath)8const story = getStory(descriptor)9import { getDescriptor } from 'storybook-root'10import { getStory } from 'storyblok-js-client'11const descriptor = getDescriptor(storyPath)12const story = getStory(descriptor)

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