# CEL Client

CEL client for debugging CEL expressions within Hatchet.

This class provides a high-level interface for testing and debugging CEL (Common Expression Language) expressions used in filters and conditions.

```ruby
result = hatchet.cel.debug(
  expression: 'input.value > 10',
  input: { value: 15 }
)
if result.result.status == 'success'
  puts "Output: #{result.result.output}"
else
  puts "Error: #{result.result.error}"
end
```

It is available on the main client as `hatchet.cel`.

Methods:

Name, Description

`debug`, Debug a CEL expression with provided input and optional metadata.

### Functions

#### `debug`

Debug a CEL expression with provided input and optional metadata.

Useful for testing and validating CEL expressions and debugging issues in production.

```ruby
result = hatchet.cel.debug(
  expression: 'input.count > 5 && metadata.env == "prod"',
  input: { count: 10 },
  additional_metadata: { env: 'prod' }
)
```

Parameters:

Name, Type, Description, Default

`expression`, `String`, The CEL expression to debug., _required_
`input`, `Hash`, The input, which simulates the workflow run input., _required_
`additional_metadata`, `Hash \, nil`, Additional metadata simulating metadata sent with an event or workflow run., `nil`
`filter_payload`, `Hash \, nil`, The filter payload simulating a payload set on a previously-created filter., `nil`

Returns:

Type, Description

`CELEvaluationResult`, A result containing either a CELSuccess or CELFailure.

Raises:

Type, Description

`RuntimeError`, If no response is received from the CEL debug API.
`HatchetSdkRest::ApiError`, If the API request fails.