1 files changed, 27 insertions, 0 deletions
diff --git a/packages/lsp/src/types.ts b/packages/lsp/src/types.ts
index cc33e03..1f72bdf 100644
--- a/packages/lsp/src/types.ts
+++ b/packages/lsp/src/types.ts
@@ -20,6 +20,25 @@ export interface LspServerStatus {
 	readonly configSource?: string | undefined;
 }
 
+export interface DiagnosticsResult {
+	/** Formatted diagnostic string (filtered by minSeverity). Empty if none. */
+	readonly formatted: string;
+	/** True if diagnostics took >10s. */
+	readonly slow: boolean;
+	/** True if the 60s timeout was hit before all servers responded. */
+	readonly timedOut: boolean;
+}
+
+export interface GetDiagnosticsOpts {
+	readonly filePath: string;
+	/** Post-edit buffer content. If omitted, the server reads from disk. */
+	readonly text?: string;
+	readonly cwd: string;
+	readonly timeoutMs?: number;
+	/** Only include diagnostics with severity ≤ this (1=Error, 2=Warning). Omit for all. */
+	readonly minSeverity?: number;
+}
+
 export interface LspService {
 	/**
 	 * Resolve the language servers configured for `cwd`, ensure each is spawned +
@@ -27,4 +46,12 @@ export interface LspService {
 	 * server's failure — reflect it as state:"error" with a short `error`.
 	 */
 	status(cwd: string): Promise<readonly LspServerStatus[]>;
+
+	/**
+	 * Query ALL connected language servers matching the file's extension for
+	 * diagnostics. Merges results tagged by source server. Sends didOpen/didChange
+	 * with the provided text (post-edit buffer) so the server checks the in-memory
+	 * version, not stale disk content.
+	 */
+	getDiagnostics(opts: GetDiagnosticsOpts): Promise<DiagnosticsResult>;
 }