@graphql-codegen/typescript-nest/esm/utils.js

GraphQL Code Generator plugin for generating NestJS compatible types

export const isDefinitionInterface = definition => definition.includes('@Nest.InterfaceType()');
export const escapeString = (str) => "'" +
    String(str || '')
        .replace(/\\/g, '\\\\')
        .replace(/'/g, "\\'") +
    "'";
export const formatDecoratorOptions = (options, isFirstArgument = true) => {
    if (!Object.keys(options).length) {
        return '';
    }
    return ((isFirstArgument ? '' : ', ') +
        ('{ ' +
            Object.entries(options)
                .map(([key, value]) => `${key}: ${JSON.stringify(value).replace(/"/g, '')}`)
                .join(', ') +
            ' }'));
};
export const buildTypeString = (type) => {
    if (!type.isArray && !type.isScalar && !type.isNullable) {
        type.type = `FixDecorator<${type.type}>`;
    }
    if (type.isScalar) {
        type.type = `Scalars['${type.type}']`;
    }
    if (type.isArray) {
        type.type = `Array<${type.type}>`;
    }
    if (type.isNullable) {
        type.type = `Maybe<${type.type}>`;
    }
    return type.type;
};
export const fixDecorator = (type, typeString) => {
    return type.isArray || type.isNullable || type.isScalar
        ? typeString
        : `FixDecorator<${typeString}>`;
};
export const getNestNullableValue = (type) => {
    if (type.isNullable) {
        if (type.isItemsNullable) {
            return "'itemsAndList'";
        }
        return 'true';
    }
    if (type.isItemsNullable) {
        return "'items'";
    }
    return undefined;
};