commit c7e2699a71681c5ee15ed5d723262c59b5feb8c3 · kitten.sh/graphql-web-lite

+438

alias/language/__tests__/parser.js

···

       1
       +
       // See: https://github.com/graphql/graphql-js/blob/976d64b/src/language/__tests__/parser-test.ts

     

       2
       +
       // Note: Tests regarding reserved keywords have been removed.

     

       3
       +
       

     

       4
       +
       import { Kind } from 'graphql';

     

       5
       +
       import { parse, parseValue, parseType } from '../parser';

     

       6
       +
       

     

       7
       +
       describe('Parser', () => {

     

       8
       +
         it('parse provides errors', () => {

     

       9
       +
           expect(() => parse('{')).toThrow();

     

       10
       +
         });

     

       11
       +
       

     

       12
       +
         it('parses variable inline values', () => {

     

       13
       +
           expect(() => {

     

       14
       +
             return parse('{ field(complex: { a: { b: [ $var ] } }) }');

     

       15
       +
           }).not.toThrow();

     

       16
       +
         });

     

       17
       +
       

     

       18
       +
         it('parses constant default values', () => {

     

       19
       +
           expect(() => {

     

       20
       +
             return parse('query Foo($x: Complex = { a: { b: [ $var ] } }) { field }');

     

       21
       +
           }).not.toThrow();

     

       22
       +
         });

     

       23
       +
       

     

       24
       +
         it('parses variable definition directives', () => {

     

       25
       +
           expect(() => {

     

       26
       +
             return parse('query Foo($x: Boolean = false @bar) { field }');

     

       27
       +
           }).not.toThrow();

     

       28
       +
         });

     

       29
       +
       

     

       30
       +
         it('does not accept fragments spread of "on"', () => {

     

       31
       +
           expect(() => {

     

       32
       +
             return parse('{ ...on }');

     

       33
       +
           }).toThrow();

     

       34
       +
         });

     

       35
       +
       

     

       36
       +
         it('parses multi-byte characters', () => {

     

       37
       +
           // Note: \u0A0A could be naively interpreted as two line-feed chars.

     

       38
       +
           const ast = parse(`

     

       39
       +
             # This comment has a \u0A0A multi-byte character.

     

       40
       +
             { field(arg: "Has a \u0A0A multi-byte character.") }

     

       41
       +
           `);

     

       42
       +
       

     

       43
       +
           expect(ast).toHaveProperty(

     

       44
       +
             'definitions.0.selectionSet.selections.0.arguments.0.value.value',

     

       45
       +
             'Has a \u0A0A multi-byte character.'

     

       46
       +
           );

     

       47
       +
         });

     

       48
       +
       

     

       49
       +
         it('parses kitchen sink', () => {

     

       50
       +
           expect(() => parse(kitchenSinkQuery)).not.toThrow();

     

       51
       +
         });

     

       52
       +
       

     

       53
       +
         it('parses anonymous mutation operations', () => {

     

       54
       +
           expect(() => {

     

       55
       +
             return parse(`

     

       56
       +
               mutation {

     

       57
       +
                 mutationField

     

       58
       +
               }

     

       59
       +
             `);

     

       60
       +
           }).not.toThrow();

     

       61
       +
         });

     

       62
       +
       

     

       63
       +
         it('parses anonymous subscription operations', () => {

     

       64
       +
           expect(() => {

     

       65
       +
             return parse(`

     

       66
       +
               subscription {

     

       67
       +
                 subscriptionField

     

       68
       +
               }

     

       69
       +
             `);

     

       70
       +
           }).not.toThrow();

     

       71
       +
         });

     

       72
       +
       

     

       73
       +
         it('parses named mutation operations', () => {

     

       74
       +
           expect(() => {

     

       75
       +
             return parse(`

     

       76
       +
               mutation Foo {

     

       77
       +
                 mutationField

     

       78
       +
               }

     

       79
       +
             `);

     

       80
       +
           }).not.toThrow();

     

       81
       +
         });

     

       82
       +
       

     

       83
       +
         it('parses named subscription operations', () => {

     

       84
       +
           expect(() => {

     

       85
       +
             return parse(`

     

       86
       +
               subscription Foo {

     

       87
       +
                 subscriptionField

     

       88
       +
               }

     

       89
       +
             `);

     

       90
       +
           }).not.toThrow();

     

       91
       +
         });

     

       92
       +
       

     

       93
       +
         it('creates ast', () => {

     

       94
       +
           const result = parse(`

     

       95
       +
             {

     

       96
       +
               node(id: 4) {

     

       97
       +
                 id,

     

       98
       +
                 name

     

       99
       +
               }

     

       100
       +
             }

     

       101
       +
           `);

     

       102
       +
       

     

       103
       +
           expect(result).toMatchObject({

     

       104
       +
             kind: Kind.DOCUMENT,

     

       105
       +
             definitions: [

     

       106
       +
               {

     

       107
       +
                 kind: Kind.OPERATION_DEFINITION,

     

       108
       +
                 operation: 'query',

     

       109
       +
                 name: undefined,

     

       110
       +
                 variableDefinitions: [],

     

       111
       +
                 directives: [],

     

       112
       +
                 selectionSet: {

     

       113
       +
                   kind: Kind.SELECTION_SET,

     

       114
       +
                   selections: [

     

       115
       +
                     {

     

       116
       +
                       kind: Kind.FIELD,

     

       117
       +
                       alias: undefined,

     

       118
       +
                       name: {

     

       119
       +
                         kind: Kind.NAME,

     

       120
       +
                         value: 'node',

     

       121
       +
                       },

     

       122
       +
                       arguments: [

     

       123
       +
                         {

     

       124
       +
                           kind: Kind.ARGUMENT,

     

       125
       +
                           name: {

     

       126
       +
                             kind: Kind.NAME,

     

       127
       +
                             value: 'id',

     

       128
       +
                           },

     

       129
       +
                           value: {

     

       130
       +
                             kind: Kind.INT,

     

       131
       +
                             value: '4',

     

       132
       +
                           },

     

       133
       +
                         },

     

       134
       +
                       ],

     

       135
       +
                       directives: [],

     

       136
       +
                       selectionSet: {

     

       137
       +
                         kind: Kind.SELECTION_SET,

     

       138
       +
                         selections: [

     

       139
       +
                           {

     

       140
       +
                             kind: Kind.FIELD,

     

       141
       +
                             alias: undefined,

     

       142
       +
                             name: {

     

       143
       +
                               kind: Kind.NAME,

     

       144
       +
                               value: 'id',

     

       145
       +
                             },

     

       146
       +
                             arguments: [],

     

       147
       +
                             directives: [],

     

       148
       +
                             selectionSet: undefined,

     

       149
       +
                           },

     

       150
       +
                           {

     

       151
       +
                             kind: Kind.FIELD,

     

       152
       +
                             alias: undefined,

     

       153
       +
                             name: {

     

       154
       +
                               kind: Kind.NAME,

     

       155
       +
                               value: 'name',

     

       156
       +
                             },

     

       157
       +
                             arguments: [],

     

       158
       +
                             directives: [],

     

       159
       +
                             selectionSet: undefined,

     

       160
       +
                           },

     

       161
       +
                         ],

     

       162
       +
                       },

     

       163
       +
                     },

     

       164
       +
                   ],

     

       165
       +
                 },

     

       166
       +
               },

     

       167
       +
             ],

     

       168
       +
           });

     

       169
       +
         });

     

       170
       +
       

     

       171
       +
         it('creates ast from nameless query without variables', () => {

     

       172
       +
           const result = parse(`

     

       173
       +
             query {

     

       174
       +
               node {

     

       175
       +
                 id

     

       176
       +
               }

     

       177
       +
             }

     

       178
       +
           `);

     

       179
       +
       

     

       180
       +
           expect(result).toMatchObject({

     

       181
       +
             kind: Kind.DOCUMENT,

     

       182
       +
             definitions: [

     

       183
       +
               {

     

       184
       +
                 kind: Kind.OPERATION_DEFINITION,

     

       185
       +
                 operation: 'query',

     

       186
       +
                 name: undefined,

     

       187
       +
                 variableDefinitions: [],

     

       188
       +
                 directives: [],

     

       189
       +
                 selectionSet: {

     

       190
       +
                   kind: Kind.SELECTION_SET,

     

       191
       +
                   selections: [

     

       192
       +
                     {

     

       193
       +
                       kind: Kind.FIELD,

     

       194
       +
                       alias: undefined,

     

       195
       +
                       name: {

     

       196
       +
                         kind: Kind.NAME,

     

       197
       +
                         value: 'node',

     

       198
       +
                       },

     

       199
       +
                       arguments: [],

     

       200
       +
                       directives: [],

     

       201
       +
                       selectionSet: {

     

       202
       +
                         kind: Kind.SELECTION_SET,

     

       203
       +
                         selections: [

     

       204
       +
                           {

     

       205
       +
                             kind: Kind.FIELD,

     

       206
       +
                             alias: undefined,

     

       207
       +
                             name: {

     

       208
       +
                               kind: Kind.NAME,

     

       209
       +
                               value: 'id',

     

       210
       +
                             },

     

       211
       +
                             arguments: [],

     

       212
       +
                             directives: [],

     

       213
       +
                             selectionSet: undefined,

     

       214
       +
                           },

     

       215
       +
                         ],

     

       216
       +
                       },

     

       217
       +
                     },

     

       218
       +
                   ],

     

       219
       +
                 },

     

       220
       +
               },

     

       221
       +
             ],

     

       222
       +
           });

     

       223
       +
         });

     

       224
       +
       

     

       225
       +
         it('allows parsing without source location information', () => {

     

       226
       +
           const result = parse('{ id }', { noLocation: true });

     

       227
       +
           expect('loc' in result).toBe(false);

     

       228
       +
         });

     

       229
       +
       

     

       230
       +
         describe('parseValue', () => {

     

       231
       +
           it('parses null value', () => {

     

       232
       +
             const result = parseValue('null');

     

       233
       +
             expect(result).toEqual({ kind: Kind.NULL });

     

       234
       +
           });

     

       235
       +
       

     

       236
       +
           it('parses list values', () => {

     

       237
       +
             const result = parseValue('[123 "abc"]');

     

       238
       +
             expect(result).toEqual({

     

       239
       +
               kind: Kind.LIST,

     

       240
       +
               values: [

     

       241
       +
                 {

     

       242
       +
                   kind: Kind.INT,

     

       243
       +
                   value: '123',

     

       244
       +
                 },

     

       245
       +
                 {

     

       246
       +
                   kind: Kind.STRING,

     

       247
       +
                   value: 'abc',

     

       248
       +
                 },

     

       249
       +
               ],

     

       250
       +
             });

     

       251
       +
           });

     

       252
       +
       

     

       253
       +
           it('parses block strings', () => {

     

       254
       +
             const result = parseValue('["""long""" "short"]');

     

       255
       +
             expect(result).toEqual({

     

       256
       +
               kind: Kind.LIST,

     

       257
       +
               values: [

     

       258
       +
                 {

     

       259
       +
                   kind: Kind.STRING,

     

       260
       +
                   value: 'long',

     

       261
       +
                 },

     

       262
       +
                 {

     

       263
       +
                   kind: Kind.STRING,

     

       264
       +
                   value: 'short',

     

       265
       +
                 },

     

       266
       +
               ],

     

       267
       +
             });

     

       268
       +
           });

     

       269
       +
       

     

       270
       +
           it('allows variables', () => {

     

       271
       +
             const result = parseValue('{ field: $var }');

     

       272
       +
             expect(result).toEqual({

     

       273
       +
               kind: Kind.OBJECT,

     

       274
       +
               fields: [

     

       275
       +
                 {

     

       276
       +
                   kind: Kind.OBJECT_FIELD,

     

       277
       +
                   name: {

     

       278
       +
                     kind: Kind.NAME,

     

       279
       +
                     value: 'field',

     

       280
       +
                   },

     

       281
       +
                   value: {

     

       282
       +
                     kind: Kind.VARIABLE,

     

       283
       +
                     name: {

     

       284
       +
                       kind: Kind.NAME,

     

       285
       +
                       value: 'var',

     

       286
       +
                     },

     

       287
       +
                   },

     

       288
       +
                 },

     

       289
       +
               ],

     

       290
       +
             });

     

       291
       +
           });

     

       292
       +
       

     

       293
       +
           it('correct message for incomplete variable', () => {

     

       294
       +
             expect(() => {

     

       295
       +
               return parseValue('$');

     

       296
       +
             }).toThrow();

     

       297
       +
           });

     

       298
       +
       

     

       299
       +
           it('correct message for unexpected token', () => {

     

       300
       +
             expect(() => {

     

       301
       +
               return parseValue(':');

     

       302
       +
             }).toThrow();

     

       303
       +
           });

     

       304
       +
         });

     

       305
       +
       

     

       306
       +
         describe('parseType', () => {

     

       307
       +
           it('parses well known types', () => {

     

       308
       +
             const result = parseType('String');

     

       309
       +
             expect(result).toEqual({

     

       310
       +
               kind: Kind.NAMED_TYPE,

     

       311
       +
               name: {

     

       312
       +
                 kind: Kind.NAME,

     

       313
       +
                 value: 'String',

     

       314
       +
               },

     

       315
       +
             });

     

       316
       +
           });

     

       317
       +
       

     

       318
       +
           it('parses custom types', () => {

     

       319
       +
             const result = parseType('MyType');

     

       320
       +
             expect(result).toEqual({

     

       321
       +
               kind: Kind.NAMED_TYPE,

     

       322
       +
               name: {

     

       323
       +
                 kind: Kind.NAME,

     

       324
       +
                 value: 'MyType',

     

       325
       +
               },

     

       326
       +
             });

     

       327
       +
           });

     

       328
       +
       

     

       329
       +
           it('parses list types', () => {

     

       330
       +
             const result = parseType('[MyType]');

     

       331
       +
             expect(result).toEqual({

     

       332
       +
               kind: Kind.LIST_TYPE,

     

       333
       +
               type: {

     

       334
       +
                 kind: Kind.NAMED_TYPE,

     

       335
       +
                 name: {

     

       336
       +
                   kind: Kind.NAME,

     

       337
       +
                   value: 'MyType',

     

       338
       +
                 },

     

       339
       +
               },

     

       340
       +
             });

     

       341
       +
           });

     

       342
       +
       

     

       343
       +
           it('parses non-null types', () => {

     

       344
       +
             const result = parseType('MyType!');

     

       345
       +
             expect(result).toEqual({

     

       346
       +
               kind: Kind.NON_NULL_TYPE,

     

       347
       +
               type: {

     

       348
       +
                 kind: Kind.NAMED_TYPE,

     

       349
       +
                 name: {

     

       350
       +
                   kind: Kind.NAME,

     

       351
       +
                   value: 'MyType',

     

       352
       +
                 },

     

       353
       +
               },

     

       354
       +
             });

     

       355
       +
           });

     

       356
       +
       

     

       357
       +
           it('parses nested types', () => {

     

       358
       +
             const result = parseType('[MyType!]');

     

       359
       +
             expect(result).toEqual({

     

       360
       +
               kind: Kind.LIST_TYPE,

     

       361
       +
               type: {

     

       362
       +
                 kind: Kind.NON_NULL_TYPE,

     

       363
       +
                 type: {

     

       364
       +
                   kind: Kind.NAMED_TYPE,

     

       365
       +
                   name: {

     

       366
       +
                     kind: Kind.NAME,

     

       367
       +
                     value: 'MyType',

     

       368
       +
                   },

     

       369
       +
                 },

     

       370
       +
               },

     

       371
       +
             });

     

       372
       +
           });

     

       373
       +
         });

     

       374
       +
       });

     

       375
       +
       

     

       376
       +
       const kitchenSinkQuery: string = String.raw`

     

       377
       +
       query queryName($foo: ComplexType, $site: Site = MOBILE) @onQuery {

     

       378
       +
         whoever123is: node(id: [123, 456]) {

     

       379
       +
           id

     

       380
       +
           ... on User @onInlineFragment {

     

       381
       +
             field2 {

     

       382
       +
               id

     

       383
       +
               alias: field1(first: 10, after: $foo) @include(if: $foo) {

     

       384
       +
                 id

     

       385
       +
                 ...frag @onFragmentSpread

     

       386
       +
               }

     

       387
       +
             }

     

       388
       +
           }

     

       389
       +
           ... @skip(unless: $foo) {

     

       390
       +
             id

     

       391
       +
           }

     

       392
       +
           ... {

     

       393
       +
             id

     

       394
       +
           }

     

       395
       +
         }

     

       396
       +
       }

     

       397
       +
       mutation likeStory @onMutation {

     

       398
       +
         like(story: 123) @onField {

     

       399
       +
           story {

     

       400
       +
             id @onField

     

       401
       +
           }

     

       402
       +
         }

     

       403
       +
       }

     

       404
       +
       subscription StoryLikeSubscription(

     

       405
       +
         $input: StoryLikeSubscribeInput @onVariableDefinition

     

       406
       +
       )

     

       407
       +
         @onSubscription {

     

       408
       +
         storyLikeSubscribe(input: $input) {

     

       409
       +
           story {

     

       410
       +
             likers {

     

       411
       +
               count

     

       412
       +
             }

     

       413
       +
             likeSentence {

     

       414
       +
               text

     

       415
       +
             }

     

       416
       +
           }

     

       417
       +
         }

     

       418
       +
       }

     

       419
       +
       fragment frag on Friend @onFragmentDefinition {

     

       420
       +
         foo(

     

       421
       +
           size: $size

     

       422
       +
           bar: $b

     

       423
       +
           obj: {

     

       424
       +
             key: "value"

     

       425
       +
             block: """

     

       426
       +
             block string uses \"""

     

       427
       +
             """

     

       428
       +
           }

     

       429
       +
         )

     

       430
       +
       }

     

       431
       +
       {

     

       432
       +
         unnamed(truthy: true, falsy: false, nullish: null)

     

       433
       +
         query

     

       434
       +
       }

     

       435
       +
       query {

     

       436
       +
         __typename

     

       437
       +
       }

     

       438
       +
       `;

+5 -6

alias/language/parser.mjs

···

       20
        
       

     

       21
        
       const null_ = match(Kind.NULL, (x) => ({

     

       22
        
         kind: x.tag,

     

       23
       -
         value: null,

     

       24
        
       }))`

     

       25
        
         ${'null'}

     

       26
        
       `;

     
···

       74
        
         values: x.slice(),

     

       75
        
       }))`

     

       76
        
         :${'['}

     

       77
       -
         ${value}*

     

       78
        
         (?: ${ignored}? ${']'} ${ignored}?)

     

       79
        
       `;

     

       80
        
       

     
···

       86
        
         :${ignored}?

     

       87
        
         ${name}

     

       88
        
         (?: ${ignored}? ${':'})

     

       89
       -
         ${value}

     

       90
        
       `;

     

       91
        
       

     

       92
        
       const object = match(Kind.OBJECT, (x) => ({

     
···

       167
        
         )?

     

       168
        
         ${args}

     

       169
        
         ${directives}

     

       170
       -
         ${selectionSet}?

     

       171
        
       `;

     

       172
        
       

     

       173
        
       // 2.11: The type declarations may be simplified since there's little room

     
···

       182
        
         (

     

       183
        
           (

     

       184
        
             (?: ${'['} ${ignored}?)

     

       185
       -
             ${type}

     

       186
        
             (?: ${ignored}? ${']'} ${ignored}?)

     

       187
        
           ) | ${name}

     

       188
        
         )

     
···

       211
        
         :${'...'}

     

       212
        
         ${typeCondition}?

     

       213
        
         ${directives}

     

       214
       -
         ${selectionSet}

     

       215
        
       `;

     

       216
        
       

     

       217
        
       const fragmentSpread = match(Kind.FRAGMENT_SPREAD, (x) => ({

···

       20
        
       

     

       21
        
       const null_ = match(Kind.NULL, (x) => ({

     

       22
        
         kind: x.tag,

     

       0
        
       
     

       23
        
       }))`

     

       24
        
         ${'null'}

     

       25
        
       `;

     
···

       73
        
         values: x.slice(),

     

       74
        
       }))`

     

       75
        
         :${'['}

     

       76
       +
         ${() => value}*

     

       77
        
         (?: ${ignored}? ${']'} ${ignored}?)

     

       78
        
       `;

     

       79
        
       

     
···

       85
        
         :${ignored}?

     

       86
        
         ${name}

     

       87
        
         (?: ${ignored}? ${':'})

     

       88
       +
         ${() => value}

     

       89
        
       `;

     

       90
        
       

     

       91
        
       const object = match(Kind.OBJECT, (x) => ({

     
···

       166
        
         )?

     

       167
        
         ${args}

     

       168
        
         ${directives}

     

       169
       +
         ${() => selectionSet}?

     

       170
        
       `;

     

       171
        
       

     

       172
        
       // 2.11: The type declarations may be simplified since there's little room

     
···

       181
        
         (

     

       182
        
           (

     

       183
        
             (?: ${'['} ${ignored}?)

     

       184
       +
             ${() => type}

     

       185
        
             (?: ${ignored}? ${']'} ${ignored}?)

     

       186
        
           ) | ${name}

     

       187
        
         )

     
···

       210
        
         :${'...'}

     

       211
        
         ${typeCondition}?

     

       212
        
         ${directives}

     

       213
       +
         ${() => selectionSet}

     

       214
        
       `;

     

       215
        
       

     

       216
        
       const fragmentSpread = match(Kind.FRAGMENT_SPREAD, (x) => ({

+3 -5

package.json

···

       13
        
           "prepublishOnly": "run-s test build"

     

       14
        
         },

     

       15
        
         "keywords": [

     

       16
       -
           "regex",

     

       17
       -
           "sticky regex",

     

       18
       -
           "parser",

     

       19
       -
           "parser generator",

     

       20
       -
           "babel"

     

       21
        
         ],

     

       22
        
         "private": true,

     

       23
        
         "homepage": "https://github.com/kitten/graphql-web-lite",

···

       13
        
           "prepublishOnly": "run-s test build"

     

       14
        
         },

     

       15
        
         "keywords": [

     

       16
       +
           "graphql",

     

       17
       +
           "graphql-js",

     

       18
       +
           "lite"

     

       0
        
       
     

       0
        
       
     

       19
        
         ],

     

       20
        
         "private": true,

     

       21
        
         "homepage": "https://github.com/kitten/graphql-web-lite",