commit 2c03c758f01c64453751714e113b3e85b97abf01 · kitten.sh/graphql.web

.changeset/gold-apricots-report.md

···

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       ---

     

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       "@0no-co/graphql.web": minor

     

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       ---

     

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       Add support for executable definitions as defined in https://github.com/graphql/graphql-spec/pull/1170

+278

src/__tests__/description.test.ts

···

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       import { describe, it, expect } from 'vitest';

     

       2
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       import { parse } from '../parser';

     

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       import { print } from '../printer';

     

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       import type {

     

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         OperationDefinitionNode,

     

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         VariableDefinitionNode,

     

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         FragmentDefinitionNode,

     

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       } from '../ast';

     

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       +
       

     

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       describe('GraphQL descriptions', () => {

     

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         describe('OperationDefinition descriptions', () => {

     

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           it('parses operation with description', () => {

     

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             const source = `

     

       14
       +
               """

     

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               Request the current status of a time machine and its operator.

     

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               """

     

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               query GetTimeMachineStatus {

     

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                 timeMachine {

     

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                   id

     

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                   status

     

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                 }

     

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               }

     

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             `;

     

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       +
       

     

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             const doc = parse(source, { noLocation: true });

     

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             const operation = doc.definitions[0] as OperationDefinitionNode;

     

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       +
       

     

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             expect(operation.description).toBeDefined();

     

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             expect(operation.description?.value).toBe(

     

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               'Request the current status of a time machine and its operator.'

     

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             );

     

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             expect(operation.description?.block).toBe(true);

     

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           });

     

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           it('parses operation with single-line description', () => {

     

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             const source = `

     

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               "Simple query description"

     

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               query SimpleQuery {

     

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                 field

     

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               }

     

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             `;

     

       42
       +
       

     

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             const doc = parse(source, { noLocation: true });

     

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             const operation = doc.definitions[0] as OperationDefinitionNode;

     

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       +
       

     

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             expect(operation.description).toBeDefined();

     

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             expect(operation.description?.value).toBe('Simple query description');

     

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             expect(operation.description?.block).toBe(false);

     

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           });

     

       50
       +
       

     

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           it('does not allow description on anonymous operations', () => {

     

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             const source = `

     

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               "This should fail"

     

       54
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               {

     

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                 field

     

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               }

     

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             `;

     

       58
       +
       

     

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             expect(() => parse(source)).toThrow();

     

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           });

     

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       +
       

     

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           it('parses mutation with description', () => {

     

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             const source = `

     

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               """

     

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               Create a new time machine entry.

     

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               """

     

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               mutation CreateTimeMachine($input: TimeMachineInput!) {

     

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                 createTimeMachine(input: $input) {

     

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                   id

     

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                 }

     

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               }

     

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             `;

     

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       +
       

     

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             const doc = parse(source, { noLocation: true });

     

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             const operation = doc.definitions[0] as OperationDefinitionNode;

     

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       +
       

     

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             expect(operation.description).toBeDefined();

     

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             expect(operation.description?.value).toBe('Create a new time machine entry.');

     

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           });

     

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         });

     

       81
       +
       

     

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         describe('VariableDefinition descriptions', () => {

     

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       +
           it('parses variable with description', () => {

     

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             const source = `

     

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               query GetTimeMachineStatus(

     

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                 "The unique serial number of the time machine to inspect."

     

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                 $machineId: ID!

     

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       +
                 

     

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                 """

     

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                 The year to check the status for.

     

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                 **Warning:** certain years may trigger an anomaly in the space-time continuum.

     

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                 """

     

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                 $year: Int

     

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               ) {

     

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                 timeMachine(id: $machineId) {

     

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                   status(year: $year)

     

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                 }

     

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               }

     

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             `;

     

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             const doc = parse(source, { noLocation: true });

     

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             const operation = doc.definitions[0] as OperationDefinitionNode;

     

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             const variables = operation.variableDefinitions as VariableDefinitionNode[];

     

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             expect(variables[0].description).toBeDefined();

     

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             expect(variables[0].description?.value).toBe(

     

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               'The unique serial number of the time machine to inspect.'

     

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             );

     

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             expect(variables[0].description?.block).toBe(false);

     

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             expect(variables[1].description).toBeDefined();

     

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             expect(variables[1].description?.value).toBe(

     

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               'The year to check the status for.\n**Warning:** certain years may trigger an anomaly in the space-time continuum.'

     

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       +
             );

     

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             expect(variables[1].description?.block).toBe(true);

     

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           });

     

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       +
       

     

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           it('parses mixed variables with and without descriptions', () => {

     

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             const source = `

     

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               query Mixed(

     

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                 "Described variable"

     

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                 $described: String

     

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                 $undescribed: Int

     

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               ) {

     

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                 field

     

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               }

     

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             `;

     

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             const doc = parse(source, { noLocation: true });

     

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             const operation = doc.definitions[0] as OperationDefinitionNode;

     

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             const variables = operation.variableDefinitions as VariableDefinitionNode[];

     

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       +
       

     

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             expect(variables[0].description).toBeDefined();

     

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             expect(variables[0].description?.value).toBe('Described variable');

     

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             expect(variables[1].description).toBeUndefined();

     

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           });

     

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         });

     

       138
       +
       

     

       139
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         describe('FragmentDefinition descriptions', () => {

     

       140
       +
           it('parses fragment with description', () => {

     

       141
       +
             const source = `

     

       142
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               "Time machine details."

     

       143
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               fragment TimeMachineDetails on TimeMachine {

     

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                 id

     

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                 model

     

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                 lastMaintenance

     

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               }

     

       148
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             `;

     

       149
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       150
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             const doc = parse(source, { noLocation: true });

     

       151
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             const fragment = doc.definitions[0] as FragmentDefinitionNode;

     

       152
       +
       

     

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             expect(fragment.description).toBeDefined();

     

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             expect(fragment.description?.value).toBe('Time machine details.');

     

       155
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             expect(fragment.description?.block).toBe(false);

     

       156
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           });

     

       157
       +
       

     

       158
       +
           it('parses fragment with block description', () => {

     

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             const source = `

     

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               """

     

       161
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               Comprehensive time machine information

     

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               including maintenance history and operational status.

     

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               """

     

       164
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               fragment FullTimeMachineInfo on TimeMachine {

     

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                 id

     

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                 model

     

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                 lastMaintenance

     

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                 operationalStatus

     

       169
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               }

     

       170
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             `;

     

       171
       +
       

     

       172
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             const doc = parse(source, { noLocation: true });

     

       173
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             const fragment = doc.definitions[0] as FragmentDefinitionNode;

     

       174
       +
       

     

       175
       +
             expect(fragment.description).toBeDefined();

     

       176
       +
             expect(fragment.description?.value).toBe(

     

       177
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               'Comprehensive time machine information\nincluding maintenance history and operational status.'

     

       178
       +
             );

     

       179
       +
             expect(fragment.description?.block).toBe(true);

     

       180
       +
           });

     

       181
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         });

     

       182
       +
       

     

       183
       +
         describe('print with descriptions', () => {

     

       184
       +
           it('prints operation description correctly', () => {

     

       185
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             const source = `"""

     

       186
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       Request the current status of a time machine and its operator.

     

       187
       +
       """

     

       188
       +
       query GetTimeMachineStatus {

     

       189
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         timeMachine {

     

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           id

     

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         }

     

       192
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       }`;

     

       193
       +
       

     

       194
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             const doc = parse(source, { noLocation: true });

     

       195
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             const printed = print(doc);

     

       196
       +
       

     

       197
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             expect(printed).toContain('"""');

     

       198
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             expect(printed).toContain('Request the current status of a time machine and its operator.');

     

       199
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           });

     

       200
       +
       

     

       201
       +
           it('prints variable descriptions correctly', () => {

     

       202
       +
             const source = `query GetStatus(

     

       203
       +
         "Machine ID"

     

       204
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         $id: ID!

     

       205
       +
       ) {

     

       206
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         field

     

       207
       +
       }`;

     

       208
       +
       

     

       209
       +
             const doc = parse(source, { noLocation: true });

     

       210
       +
             const printed = print(doc);

     

       211
       +
       

     

       212
       +
             expect(printed).toContain('"Machine ID"');

     

       213
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           });

     

       214
       +
       

     

       215
       +
           it('prints fragment description correctly', () => {

     

       216
       +
             const source = `"Details fragment"

     

       217
       +
       fragment Details on Type {

     

       218
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         field

     

       219
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       }`;

     

       220
       +
       

     

       221
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             const doc = parse(source, { noLocation: true });

     

       222
       +
             const printed = print(doc);

     

       223
       +
       

     

       224
       +
             expect(printed).toContain('"Details fragment"');

     

       225
       +
           });

     

       226
       +
         });

     

       227
       +
       

     

       228
       +
         describe('roundtrip parsing and printing', () => {

     

       229
       +
           it('maintains descriptions through parse and print cycle', () => {

     

       230
       +
             const source = `"""

     

       231
       +
       Request the current status of a time machine and its operator.

     

       232
       +
       """

     

       233
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       query GetTimeMachineStatus(

     

       234
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         "The unique serial number of the time machine to inspect."

     

       235
       +
         $machineId: ID!

     

       236
       +
       

     

       237
       +
         """

     

       238
       +
         The year to check the status for.

     

       239
       +
         **Warning:** certain years may trigger an anomaly in the space-time continuum.

     

       240
       +
         """

     

       241
       +
         $year: Int

     

       242
       +
       ) {

     

       243
       +
         timeMachine(id: $machineId) {

     

       244
       +
           ...TimeMachineDetails

     

       245
       +
           operator {

     

       246
       +
             name

     

       247
       +
             licenseLevel

     

       248
       +
           }

     

       249
       +
           status(year: $year)

     

       250
       +
         }

     

       251
       +
       }

     

       252
       +
       

     

       253
       +
       "Time machine details."

     

       254
       +
       fragment TimeMachineDetails on TimeMachine {

     

       255
       +
         id

     

       256
       +
         model

     

       257
       +
         lastMaintenance

     

       258
       +
       }`;

     

       259
       +
       

     

       260
       +
             const doc = parse(source, { noLocation: true });

     

       261
       +
             const printed = print(doc);

     

       262
       +
             const reparsed = parse(printed, { noLocation: true });

     

       263
       +
       

     

       264
       +
             const operation = doc.definitions[0] as OperationDefinitionNode;

     

       265
       +
             const reparsedOperation = reparsed.definitions[0] as OperationDefinitionNode;

     

       266
       +
       

     

       267
       +
             // The printed/reparsed cycle may have slightly different formatting but same content

     

       268
       +
             expect(reparsedOperation.description?.value?.trim()).toBe(

     

       269
       +
               operation.description?.value?.trim()

     

       270
       +
             );

     

       271
       +
       

     

       272
       +
             const fragment = doc.definitions[1] as FragmentDefinitionNode;

     

       273
       +
             const reparsedFragment = reparsed.definitions[1] as FragmentDefinitionNode;

     

       274
       +
       

     

       275
       +
             expect(reparsedFragment.description?.value).toBe(fragment.description?.value);

     

       276
       +
           });

     

       277
       +
         });

     

       278
       +
       });

+6 -3

src/ast.ts

···

       103
        
       >;

     

       104
        
       

     

       105
        
       export type OperationDefinitionNode = Or<

     

       106
       -
         GraphQL.OperationDefinitionNode,

     

       107
        
         {

     

       108
        
           readonly kind: Kind.OPERATION_DEFINITION;

     

       109
        
           readonly operation: OperationTypeNode;

     

       110
        
           readonly name?: NameNode;

     

       0
        
       
     

       111
        
           readonly variableDefinitions?: ReadonlyArray<VariableDefinitionNode>;

     

       112
        
           readonly directives?: ReadonlyArray<DirectiveNode>;

     

       113
        
           readonly selectionSet: SelectionSetNode;

     
···

       116
        
       >;

     

       117
        
       

     

       118
        
       export type VariableDefinitionNode = Or<

     

       119
       -
         GraphQL.VariableDefinitionNode,

     

       120
        
         {

     

       121
        
           readonly kind: Kind.VARIABLE_DEFINITION;

     

       122
        
           readonly variable: VariableNode;

     

       123
        
           readonly type: TypeNode;

     

       124
        
           readonly defaultValue?: ConstValueNode;

     

       0
        
       
     

       125
        
           readonly directives?: ReadonlyArray<ConstDirectiveNode>;

     

       126
        
           readonly loc?: Location;

     

       127
        
         }

     
···

       205
        
       >;

     

       206
        
       

     

       207
        
       export type FragmentDefinitionNode = Or<

     

       208
       -
         GraphQL.FragmentDefinitionNode,

     

       209
        
         {

     

       210
        
           readonly kind: Kind.FRAGMENT_DEFINITION;

     

       211
        
           readonly name: NameNode;

     

       0
        
       
     

       212
        
           readonly typeCondition: NamedTypeNode;

     

       213
        
           readonly directives?: ReadonlyArray<DirectiveNode>;

     

       214
        
           readonly selectionSet: SelectionSetNode;

···

       103
        
       >;

     

       104
        
       

     

       105
        
       export type OperationDefinitionNode = Or<

     

       106
       +
         GraphQL.OperationDefinitionNode & { description?: StringValueNode },

     

       107
        
         {

     

       108
        
           readonly kind: Kind.OPERATION_DEFINITION;

     

       109
        
           readonly operation: OperationTypeNode;

     

       110
        
           readonly name?: NameNode;

     

       111
       +
           readonly description?: StringValueNode;

     

       112
        
           readonly variableDefinitions?: ReadonlyArray<VariableDefinitionNode>;

     

       113
        
           readonly directives?: ReadonlyArray<DirectiveNode>;

     

       114
        
           readonly selectionSet: SelectionSetNode;

     
···

       117
        
       >;

     

       118
        
       

     

       119
        
       export type VariableDefinitionNode = Or<

     

       120
       +
         GraphQL.VariableDefinitionNode & { description?: StringValueNode },

     

       121
        
         {

     

       122
        
           readonly kind: Kind.VARIABLE_DEFINITION;

     

       123
        
           readonly variable: VariableNode;

     

       124
        
           readonly type: TypeNode;

     

       125
        
           readonly defaultValue?: ConstValueNode;

     

       126
       +
           readonly description?: StringValueNode;

     

       127
        
           readonly directives?: ReadonlyArray<ConstDirectiveNode>;

     

       128
        
           readonly loc?: Location;

     

       129
        
         }

     
···

       207
        
       >;

     

       208
        
       

     

       209
        
       export type FragmentDefinitionNode = Or<

     

       210
       +
         GraphQL.FragmentDefinitionNode & { description?: StringValueNode },

     

       211
        
         {

     

       212
        
           readonly kind: Kind.FRAGMENT_DEFINITION;

     

       213
        
           readonly name: NameNode;

     

       214
       +
           readonly description?: StringValueNode;

     

       215
        
           readonly typeCondition: NamedTypeNode;

     

       216
        
           readonly directives?: ReadonlyArray<DirectiveNode>;

     

       217
        
           readonly selectionSet: SelectionSetNode;

+29 -7

src/parser.ts

···

       421
        
           idx++;

     

       422
        
           ignored();

     

       423
        
           do {

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       424
        
             if (input.charCodeAt(idx++) !== 36 /*'$'*/) throw error('Variable');

     

       425
        
             const name = nameNode();

     

       426
        
             if (input.charCodeAt(idx++) !== 58 /*':'*/) throw error('VariableDefinition');

     
···

       433
        
               _defaultValue = value(true);

     

       434
        
             }

     

       435
        
             ignored();

     

       436
       -
             vars.push({

     

       437
        
               kind: 'VariableDefinition' as Kind.VARIABLE_DEFINITION,

     

       438
        
               variable: {

     

       439
        
                 kind: 'Variable' as Kind.VARIABLE,

     
···

       442
        
               type: _type,

     

       443
        
               defaultValue: _defaultValue,

     

       444
        
               directives: directives(true),

     

       445
       -
             });

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       446
        
           } while (input.charCodeAt(idx) !== 41 /*')'*/);

     

       447
        
           idx++;

     

       448
        
           ignored();

     
···

       450
        
         }

     

       451
        
       }

     

       452
        
       

     

       453
       -
       function fragmentDefinition(): ast.FragmentDefinitionNode {

     

       454
        
         const name = nameNode();

     

       455
        
         if (input.charCodeAt(idx++) !== 111 /*'o'*/ || input.charCodeAt(idx++) !== 110 /*'n'*/)

     

       456
        
           throw error('FragmentDefinition');

     

       457
        
         ignored();

     

       458
       -
         return {

     

       459
        
           kind: 'FragmentDefinition' as Kind.FRAGMENT_DEFINITION,

     

       460
        
           name,

     

       461
        
           typeCondition: {

     
···

       465
        
           directives: directives(false),

     

       466
        
           selectionSet: selectionSetStart(),

     

       467
        
         };

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       468
        
       }

     

       469
        
       

     

       470
        
       function definitions(): ast.DefinitionNode[] {

     

       471
        
         const _definitions: ast.ExecutableDefinitionNode[] = [];

     

       472
        
         do {

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       473
        
           if (input.charCodeAt(idx) === 123 /*'{'*/) {

     

       0
        
       
     

       0
        
       
     

       474
        
             idx++;

     

       475
        
             ignored();

     

       476
        
             _definitions.push({

     
···

       485
        
             const definition = name();

     

       486
        
             switch (definition) {

     

       487
        
               case 'fragment':

     

       488
       -
                 _definitions.push(fragmentDefinition());

     

       489
        
                 break;

     

       490
        
               case 'query':

     

       491
        
               case 'mutation':

     
···

       499
        
                 ) {

     

       500
        
                   name = nameNode();

     

       501
        
                 }

     

       502
       -
                 _definitions.push({

     

       503
        
                   kind: 'OperationDefinition' as Kind.OPERATION_DEFINITION,

     

       504
        
                   operation: definition as OperationTypeNode,

     

       505
        
                   name,

     

       506
        
                   variableDefinitions: variableDefinitions(),

     

       507
        
                   directives: directives(false),

     

       508
        
                   selectionSet: selectionSetStart(),

     

       509
       -
                 });

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       510
        
                 break;

     

       511
        
               default:

     

       512
        
                 throw error('Document');

···

       421
        
           idx++;

     

       422
        
           ignored();

     

       423
        
           do {

     

       424
       +
             let _description: ast.StringValueNode | undefined;

     

       425
       +
             if (input.charCodeAt(idx) === 34 /*'"'*/) {

     

       426
       +
               _description = value(true) as ast.StringValueNode;

     

       427
       +
             }

     

       428
        
             if (input.charCodeAt(idx++) !== 36 /*'$'*/) throw error('Variable');

     

       429
        
             const name = nameNode();

     

       430
        
             if (input.charCodeAt(idx++) !== 58 /*':'*/) throw error('VariableDefinition');

     
···

       437
        
               _defaultValue = value(true);

     

       438
        
             }

     

       439
        
             ignored();

     

       440
       +
             const varDef: ast.VariableDefinitionNode = {

     

       441
        
               kind: 'VariableDefinition' as Kind.VARIABLE_DEFINITION,

     

       442
        
               variable: {

     

       443
        
                 kind: 'Variable' as Kind.VARIABLE,

     
···

       446
        
               type: _type,

     

       447
        
               defaultValue: _defaultValue,

     

       448
        
               directives: directives(true),

     

       449
       +
             };

     

       450
       +
             if (_description) {

     

       451
       +
               varDef.description = _description;

     

       452
       +
             }

     

       453
       +
             vars.push(varDef);

     

       454
        
           } while (input.charCodeAt(idx) !== 41 /*')'*/);

     

       455
        
           idx++;

     

       456
        
           ignored();

     
···

       458
        
         }

     

       459
        
       }

     

       460
        
       

     

       461
       +
       function fragmentDefinition(description?: ast.StringValueNode): ast.FragmentDefinitionNode {

     

       462
        
         const name = nameNode();

     

       463
        
         if (input.charCodeAt(idx++) !== 111 /*'o'*/ || input.charCodeAt(idx++) !== 110 /*'n'*/)

     

       464
        
           throw error('FragmentDefinition');

     

       465
        
         ignored();

     

       466
       +
         const fragDef: ast.FragmentDefinitionNode = {

     

       467
        
           kind: 'FragmentDefinition' as Kind.FRAGMENT_DEFINITION,

     

       468
        
           name,

     

       469
        
           typeCondition: {

     
···

       473
        
           directives: directives(false),

     

       474
        
           selectionSet: selectionSetStart(),

     

       475
        
         };

     

       476
       +
         if (description) {

     

       477
       +
           fragDef.description = description;

     

       478
       +
         }

     

       479
       +
         return fragDef;

     

       480
        
       }

     

       481
        
       

     

       482
        
       function definitions(): ast.DefinitionNode[] {

     

       483
        
         const _definitions: ast.ExecutableDefinitionNode[] = [];

     

       484
        
         do {

     

       485
       +
           let _description: ast.StringValueNode | undefined;

     

       486
       +
           if (input.charCodeAt(idx) === 34 /*'"'*/) {

     

       487
       +
             _description = value(true) as ast.StringValueNode;

     

       488
       +
           }

     

       489
        
           if (input.charCodeAt(idx) === 123 /*'{'*/) {

     

       490
       +
             // Anonymous operations can't have descriptions

     

       491
       +
             if (_description) throw error('Document');

     

       492
        
             idx++;

     

       493
        
             ignored();

     

       494
        
             _definitions.push({

     
···

       503
        
             const definition = name();

     

       504
        
             switch (definition) {

     

       505
        
               case 'fragment':

     

       506
       +
                 _definitions.push(fragmentDefinition(_description));

     

       507
        
                 break;

     

       508
        
               case 'query':

     

       509
        
               case 'mutation':

     
···

       517
        
                 ) {

     

       518
        
                   name = nameNode();

     

       519
        
                 }

     

       520
       +
                 const opDef: ast.OperationDefinitionNode = {

     

       521
        
                   kind: 'OperationDefinition' as Kind.OPERATION_DEFINITION,

     

       522
        
                   operation: definition as OperationTypeNode,

     

       523
        
                   name,

     

       524
        
                   variableDefinitions: variableDefinitions(),

     

       525
        
                   directives: directives(false),

     

       526
        
                   selectionSet: selectionSetStart(),

     

       527
       +
                 };

     

       528
       +
                 if (_description) {

     

       529
       +
                   opDef.description = _description;

     

       530
       +
                 }

     

       531
       +
                 _definitions.push(opDef);

     

       532
        
                 break;

     

       533
        
               default:

     

       534
        
                 throw error('Document');

+17 -6

src/printer.ts

···

       49
        
       

     

       50
        
       const nodes = {

     

       51
        
         OperationDefinition(node: OperationDefinitionNode): string {

     

       52
       -
           let out: string = node.operation;

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       53
        
           if (node.name) out += ' ' + node.name.value;

     

       54
        
           if (node.variableDefinitions && node.variableDefinitions.length) {

     

       55
        
             if (!node.name) out += ' ';

     
···

       57
        
           }

     

       58
        
           if (node.directives && node.directives.length)

     

       59
        
             out += ' ' + mapJoin(node.directives, ' ', nodes.Directive);

     

       60
       -
           return out !== 'query'

     

       61
       -
             ? out + ' ' + nodes.SelectionSet(node.selectionSet)

     

       62
       -
             : nodes.SelectionSet(node.selectionSet);

     

       63
        
         },

     

       64
        
         VariableDefinition(node: VariableDefinitionNode): string {

     

       65
       -
           let out = nodes.Variable!(node.variable) + ': ' + _print(node.type);

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       66
        
           if (node.defaultValue) out += ' = ' + _print(node.defaultValue);

     

       67
        
           if (node.directives && node.directives.length)

     

       68
        
             out += ' ' + mapJoin(node.directives, ' ', nodes.Directive);

     
···

       152
        
           return out;

     

       153
        
         },

     

       154
        
         FragmentDefinition(node: FragmentDefinitionNode): string {

     

       155
       -
           let out = 'fragment ' + node.name.value;

     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       0
        
       
     

       156
        
           out += ' on ' + node.typeCondition.name.value;

     

       157
        
           if (node.directives && node.directives.length)

     

       158
        
             out += ' ' + mapJoin(node.directives, ' ', nodes.Directive);

···

       49
        
       

     

       50
        
       const nodes = {

     

       51
        
         OperationDefinition(node: OperationDefinitionNode): string {

     

       52
       +
           let out: string = '';

     

       53
       +
           if (node.description) {

     

       54
       +
             out += nodes.StringValue(node.description) + '\n';

     

       55
       +
           }

     

       56
       +
           out += node.operation;

     

       57
        
           if (node.name) out += ' ' + node.name.value;

     

       58
        
           if (node.variableDefinitions && node.variableDefinitions.length) {

     

       59
        
             if (!node.name) out += ' ';

     
···

       61
        
           }

     

       62
        
           if (node.directives && node.directives.length)

     

       63
        
             out += ' ' + mapJoin(node.directives, ' ', nodes.Directive);

     

       64
       +
           const selectionSet = nodes.SelectionSet(node.selectionSet);

     

       65
       +
           return out !== 'query' ? out + ' ' + selectionSet : selectionSet;

     

       0
        
       
     

       66
        
         },

     

       67
        
         VariableDefinition(node: VariableDefinitionNode): string {

     

       68
       +
           let out = '';

     

       69
       +
           if (node.description) {

     

       70
       +
             out += nodes.StringValue(node.description) + ' ';

     

       71
       +
           }

     

       72
       +
           out += nodes.Variable!(node.variable) + ': ' + _print(node.type);

     

       73
        
           if (node.defaultValue) out += ' = ' + _print(node.defaultValue);

     

       74
        
           if (node.directives && node.directives.length)

     

       75
        
             out += ' ' + mapJoin(node.directives, ' ', nodes.Directive);

     
···

       159
        
           return out;

     

       160
        
         },

     

       161
        
         FragmentDefinition(node: FragmentDefinitionNode): string {

     

       162
       +
           let out = '';

     

       163
       +
           if (node.description) {

     

       164
       +
             out += nodes.StringValue(node.description) + '\n';

     

       165
       +
           }

     

       166
       +
           out += 'fragment ' + node.name.value;

     

       167
        
           out += ' on ' + node.typeCondition.name.value;

     

       168
        
           if (node.directives && node.directives.length)

     

       169
        
             out += ' ' + mapJoin(node.directives, ' ', nodes.Directive);