outputDir

OutputDir is a term used in software build and deployment tooling to denote the directory where a tool writes its generated or built files. It serves as the designated location for artifacts such as compiled binaries, bundled assets, generated code, and packaging contents. The exact meaning can vary by tool, but it generally refers to an output or artifact directory separate from the source code.

In practice, outputDir is typically configurable. It can be set via configuration files, build scripts, or command-line options, and may be relative to the project root or specified as an absolute path. Many tools default to a conventional folder name, such as build, dist, or out, when an explicit output directory is not provided.

Common uses include building application code, packaging resources for distribution, and storing generated files from code generation or transpilation. The outputDir is an important element in the build life cycle, influencing subsequent steps like testing, packaging, deployment, and cache management. Some tools also support incremental builds by monitoring changes within the outputDir.

Considerations and pitfalls include whether the outputDir should be ignored by version control, how to handle permissions and cross-platform path separators, and whether multiple tools may write to the same directory. It is often advisable to keep outputDir outside the source tree or to clearly document its location and contents. Automating cleanup of the directory and ensuring consistent naming across environments can reduce build errors and improve reproducibility.

See also: build directory, artifact directory, deployment pipeline.