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Maven plugin for generating graphql clients
/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow strict
*/
import { GraphQLError } from '../error/GraphQLError';
import { visit, visitWithTypeInfo } from '../language/visitor';
import type { DocumentNode } from '../language/ast';
import { getNamedType } from '../type/definition';
import { GraphQLSchema } from '../type/schema';
import { TypeInfo } from './TypeInfo';
/**
* A validation rule which reports deprecated usages.
*
* Returns a list of GraphQLError instances describing each deprecated use.
*/
export function findDeprecatedUsages(
schema: GraphQLSchema,
ast: DocumentNode,
): Array {
const errors = [];
const typeInfo = new TypeInfo(schema);
visit(
ast,
visitWithTypeInfo(typeInfo, {
Field(node) {
const fieldDef = typeInfo.getFieldDef();
if (fieldDef && fieldDef.isDeprecated) {
const parentType = typeInfo.getParentType();
if (parentType) {
const reason = fieldDef.deprecationReason;
errors.push(
new GraphQLError(
`The field ${parentType.name}.${fieldDef.name} is deprecated.` +
(reason ? ' ' + reason : ''),
[node],
),
);
}
}
},
EnumValue(node) {
const enumVal = typeInfo.getEnumValue();
if (enumVal && enumVal.isDeprecated) {
const type = getNamedType(typeInfo.getInputType());
if (type) {
const reason = enumVal.deprecationReason;
errors.push(
new GraphQLError(
`The enum value ${type.name}.${enumVal.name} is deprecated.` +
(reason ? ' ' + reason : ''),
[node],
),
);
}
}
},
}),
);
return errors;
}
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