@graphql-tools/utils/esm/get-fields-with-directives.js

Common package containing utils and types for GraphQL tools

import { valueFromASTUntyped, } from 'graphql';
export function getFieldsWithDirectives(documentNode, options = {}) {
    const result = {};
    let selected = ['ObjectTypeDefinition', 'ObjectTypeExtension'];
    if (options.includeInputTypes) {
        selected = [...selected, 'InputObjectTypeDefinition', 'InputObjectTypeExtension'];
    }
    const allTypes = documentNode.definitions.filter(obj => selected.includes(obj.kind));
    for (const type of allTypes) {
        const typeName = type.name.value;
        if (type.fields == null) {
            continue;
        }
        for (const field of type.fields) {
            if (field.directives && field.directives.length > 0) {
                const fieldName = field.name.value;
                const key = `${typeName}.${fieldName}`;
                const directives = field.directives.map(d => ({
                    name: d.name.value,
                    args: (d.arguments || []).reduce((prev, arg) => ({ ...prev, [arg.name.value]: valueFromASTUntyped(arg.value) }), {}),
                }));
                result[key] = directives;
            }
        }
    }
    return result;
}