openidea/wit/semantic.wit

package openidea:[email protected];

/// Optional export (world `plugin-semantic-tokens`): semantic colouring of
/// documents of the languages declared with the `semantic-tokens` provider
/// kind, including languages the plugin doesn't contribute. The tokens join
/// the language server's and win where they overlap one.
interface semantic-tokens-provider {
    use types.{range};

    /// The document to colour (the editor's text while it is open).
    record document {
        /// Absolute path.
        path: string,
        language: string,
        version: u64,
        text: string,
    }

    /// A token: part of one line.
    record semantic-token {
        range: range,
        /// An LSP token type in kebab-case (`method`, `property`, `type`, …).
        kind: string,
        /// LSP token modifiers in kebab-case (`static`, `deprecated`, …).
        modifiers: list<string>,
    }

    /// The document's tokens, at most 65,536; asked again after each edit,
    /// under the edit-path budget.
    semantic-tokens: func(doc: document) -> list<semantic-token>;
}