# Cheer v0.2.2 - API Reference

## Modules

- [Cheer](Cheer.md): A [clap](https://crates.io/crates/clap)-inspired CLI argument parsing framework for Elixir.
- [Cheer.Command](Cheer.Command.md): Behaviour and macros for defining CLI commands.
- [Cheer.Command.Compiler](Cheer.Command.Compiler.md): Compile-time hook that materializes command metadata from module attributes
and validates command definitions.

- [Cheer.Command.DSL](Cheer.Command.DSL.md): Macros for declaring commands, arguments, options, subcommands,
lifecycle hooks, param groups, and validation.

- [Cheer.Completion](Cheer.Completion.md): Shell completion script generation for bash, zsh, fish, and PowerShell.
- [Cheer.Help](Cheer.Help.md): Auto-generates help text from command metadata.
- [Cheer.MixTask](Cheer.MixTask.md): Build a Mix task from a Cheer command.
- [Cheer.Reference](Cheer.Reference.md): Generate a reference document for a command tree, suitable for a docs site or a
repository reference page. Derives everything from `Cheer.tree/1`, so hidden
options, arguments, and subcommands are omitted.
- [Cheer.Repl](Cheer.Repl.md): Interactive REPL mode for a command tree.
- [Cheer.Router](Cheer.Router.md): Routes argv through the command tree and dispatches to the matched command.
- [Cheer.Test](Cheer.Test.md): In-process test runner for CLI commands.