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redocly-cli/docs/rules/spec-components-invalid-map-name.md
2023-11-17 09:45:03 +00:00

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---
slug: /docs/cli/rules/spec-components-invalid-map-name
---
# spec-components-invalid-map-name
Requires that specific objects inside `components` MUST use keys that match the regular expression: `^[a-zA-Z0-9\.\-_]+$`.
| OAS | Compatibility |
| --- | ------------- |
| 2.0 | ❌ |
| 3.0 | ✅ |
| 3.1 | ✅ |
```mermaid
flowchart TD
Root ==> Components --> NamedExamples
Components ==> NamedResponses
Components ==> NamedSchemas
Components ==> NamedParameters
Components ==> NamedRequestBodies --> RequestBody
Components ==> NamedHeaders
Components ==> NamedSecuritySchemes
Components ==> NamedLinks
Components ==> NamedCallbacks
Components ==> NamedPathItems
```
## API design principles
This rule is for spec correctness.
All the fixed fields declared below are objects that MUST use keys that match the regular expression: `^[a-zA-Z0-9\.\-_]+$`.
- schemas
- responses
- parameters
- examples
- requestBodies
- headers
- securitySchemes
- links
- callbacks
- pathItems
## Configuration
| Option | Type | Description |
| -------- | ------ | ------------------------------------------------------------------------------------------ |
| severity | string | Possible values: `off`, `warn`, `error`. Default `error` (in `recommended` configuration). |
An example configuration:
```yaml
rules:
spec-components-invalid-map-name: error
```
## Examples
Given this configuration:
```yaml
rules:
spec-components-invalid-map-name: error
```
Example of **incorrect** operation response:
```yaml
components:
examples:
invalid identifier:
description: invalid identifier
value: 21
```
Example of **correct** operation response:
```yaml
components:
examples:
valid_identifier:
description: valid identifier
value: 21
```
## Related rules
- [configurable rules](./configurable-rules.md)
- [spec](./spec.md)
## Resources
- [Rule source](https://github.com/Redocly/redocly-cli/blob/main/packages/core/src/rules/oas3/spec-components-invalid-map-name.ts)
- [Components docs](https://redocly.com/docs/openapi-visual-reference/components/)