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Docs & Writingactions/languageservices
@actions/expressions
`@actions/expressions` is a library to parse and evaluate GitHub Actions [expressions](https://docs.github.com/actions/learn-github-actions/expressions).
Suggested install command
npx skills add actions/languageservices/@actions/expressionsAlways inspect the linked repository and skill instructions before running commands. Skills are instructions; permissions and execution still matter.
Compatibility
Agent support matrix
3 supported
| Agent | Status |
|---|---|
| Claude Code | Supported |
| OpenCode | Not listed |
| Cursor | Not listed |
| MCP | Not listed |
| GitHub Copilot | Supported |
| Windsurf |