Are TypeScript Barrel Files an Anti-pattern?

Steven Lemon
12 min readFeb 1, 2023
Photo by Daniel Vogel on Unsplash

Barrel files are a popular pattern in Typescript projects for managing imports and exports. Rather than importing dependencies straight from the source file location, we add an intermediary index.ts file that re-exports a module’s dependencies. Barrel files let us shorten and simplify import statements, prevent the consumer from needing to concern themselves with the internal implementation of the module, and…

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Steven Lemon

Lead Software Engineer and occasional Scrum Master. Writing about the less technical parts of being a developer.