How to use GraphQL unions in Shopify Functions for dynamic data retrieval
In this quick tutorial video, we demonstrate how to use GraphQL unions in Shopify input queries.
Unions allow for dynamic data retrieval, returning different object shapes within a GraphQL query. Learn how to leverage inline fragments and the `__typename ` field for precise type identification. Discover practical examples in TypeScript, JavaScript with JSDoc, and Rust.
References:
GraphQL.org: Union types (https://graphql.org/learn/schema/#uni...)
TypeScript: Union types (https://www.typescriptlang.org/docs/h...)
TypeScript: Narrowing (https://www.typescriptlang.org/docs/h...)
Rust: Enums and pattern matching (https://doc.rust-lang.org/book/ch06-0...)
Example code from episode (https://github.com/nickwesselman/func...)