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# messagingctl check command reference

> Generated syntax and options for messagingctl check.

{/* Generated from Clap command definitions by scripts/generate-cli-reference.mjs. Run npm run generate. */}

Check an authoring project, installed package, or runtime configuration.

## Contract status

This page is generated from the public Clap command tree for Registry Stack source version `0.40.0` and catalog SHA-256 `42b4f89103fb6b0fc57282f99a8d8ab8fc777b3c745d6243720ff4a99ba1f57f`. Hidden implementation commands are omitted.

## Usage

```text
messagingctl check [OPTIONS] <--runtime-config <ABSOLUTE_FILE>|--package <DIRECTORY>|--project <DIRECTORY>>
```

## Constraints

| Condition | Requirement |
| --- | --- |
| Command invocation | Exactly one of `--runtime-config <ABSOLUTE_FILE>`, `--package <DIRECTORY>`, `--project <DIRECTORY>` is required. |
| Command invocation | `--package <DIRECTORY>` and `--project <DIRECTORY>` cannot be used together. |
| Command invocation | `--package <DIRECTORY>` and `--runtime-config <ABSOLUTE_FILE>` cannot be used together. |
| Command invocation | `--project <DIRECTORY>` and `--runtime-config <ABSOLUTE_FILE>` cannot be used together. |

## Options

| Option | Always required | Default | Values | Environment | Description |
| --- | --- | --- | --- | --- | --- |
| `--runtime-config <ABSOLUTE_FILE>` | No | n/a | n/a | n/a | Absolute path to the runtime configuration file |
| `--package <DIRECTORY>` | No | n/a | n/a | n/a | The package directory holding messaging.yaml |
| `--project <DIRECTORY>` | No | n/a | n/a | n/a | Editable authoring project holding messaging.yaml |
| `--format <FORMAT>` | No | `human` | `human`, `json` | n/a | Emit the selected command's report in this format |
| `-h, --help` | No | n/a | n/a | n/a | Print help |

## Generation contract

Run `npm run generate` from `docs/site` after changing a public command, argument, option, default, environment binding, or help description.